VC Funds Starting with O

Oak HC/FT is a leading venture capital firm, established in 2014, with a focus on early to growth-stage investments in healthcare and fintech. Based in Greenwich, Connecticut, the firm is known for its deep expertise in these sectors, managing over $5.3 billion in assets across 85+ portfolio companies. Oak HC/FT's investment approach centers around supporting founders and companies that are driving structural change within two of the most complex industries: healthcare and financial services. The firm has backed a number of high-profile companies, including One Medical, Maven Clinic, and Rapyd, and has seen 49 successful exits to date, including several billion-dollar companies. Oak HC/FT prides itself on its long-term partnerships with founders, providing not only capital but also strategic support in talent acquisition, product development, and scaling operations. The firm's co-founders, Andrew Adams and Annie Lamont, bring decades of experience to the table, with Adams notably having been named one of the top healthcare investors globally. Oak HC/FT takes a hands-on approach, with its partners deeply involved in helping portfolio companies navigate regulatory landscapes, especially in the healthcare and fintech industries.

Oak Investment Partners is a leading multi-stage venture capital firm that focuses on high-growth opportunities across several sectors, including information technology, financial services technology, healthcare, and clean energy. Founded in 1978, Oak has invested over $9 billion in more than 525 companies worldwide. The firm is known for its hands-on approach, offering comprehensive support and strategic assistance through its extensive network of industry experts. Oak's portfolio includes notable companies such as Castlight Health, Zayo Group, Kayak, Benefitfocus, and Protean Electric, among others. Their investment strategy spans early to late-stage investments, including growth equity and PIPE (private investment in public equity) investments. Oak Investment Partners has built a reputation for its ability to identify transformative opportunities and support them through long-term, steady guidance​. The firm is headquartered in Norwalk, Connecticut, with additional offices in California. The team includes experienced professionals like Managing Partners Bandel Carano, Ed Glassmeyer, Fred Harman, and Ann Lamont, who bring deep domain expertise and a consistent investment philosophy to the table​.

O'Reilly AlphaTech Ventures is an early-stage venture capital firm founded by Tim O’Reilly, Mark Jacobsen, and Bryce Roberts. Established in 2005, OATV focuses on institutional seed investing and supporting founders who are customer-centric and revenue-focused. The firm has pioneered investment strategies aimed at helping startups grow sustainably. OATV’s portfolio includes companies like Figma, Bitly, and Planet Labs, showcasing their commitment to backing innovative tech ventures. The firm provides not just capital but also mentorship and strategic guidance, leveraging the founders’ extensive entrepreneurial experience.

Obvious Ventures, founded in 2014 and based in San Francisco, is a venture capital firm focused on early and growth-stage investments. The firm emphasizes investments that align with their "world positive" approach, targeting sectors like planetary health, human health, and economic health. This mission-driven investment strategy seeks to support companies that create a positive impact on the world while generating significant financial returns. Notable investments by Obvious Ventures include Beyond Meat, Medable, and Dexterity. Beyond Meat, known for its plant-based meat products, went public in 2019, marking a significant milestone for the firm. Medable provides a cloud-based platform for decentralized clinical trials, while Dexterity develops AI-driven robotic systems for managing warehouses. Obvious Ventures has a diverse portfolio of over 130 companies, with successful exits including Recursion Pharmaceuticals, Lilium, and Proterra. The firm's portfolio spans various industries such as AI, biotech, fintech, and sustainable consumer goods. The team at Obvious Ventures includes co-founders Ev Williams, James Joaquin, and Vishal Vasishth, who bring extensive experience in entrepreneurship and venture capital. They are committed to supporting visionary founders who are building transformative companies.

OCA Ventures, based in Chicago, is an early-stage venture capital firm that has been investing since 1999. The firm primarily targets technology, financial services, education, and healthcare technology sectors. Their investment strategy focuses on Seed, Series A, and Series B rounds, with typical initial investments ranging from $1 to $4 million. They often lead the rounds in which they participate. Notable companies in their portfolio include SpotHero, a parking app; Base CRM, a cloud-based customer relationship management software; Pangea, an online money transfer service; and Cleversafe, a cloud-based data storage system. Other significant investments include dv01, LogicGate, and Placer.ai. OCA Ventures is also known for its OCA EDGE program, which invests $50,000 to $200,000 in seed rounds of about $1.5 million or less. This program is designed to support early-stage startups with potential for dramatic growth. The firm has a strong track record of successful exits, including the sale of Cleversafe to IBM and the IPO of Marqeta. Led by CEO Jim Dugan and co-founders John Dugan and Peter Ianello, OCA Ventures leverages a robust network of strategic relationships to support their portfolio companies and drive their growth.

OCBC Bank, headquartered in Singapore, is one of Southeast Asia’s largest financial services groups, with a comprehensive presence across the ASEAN region and Greater China. The bank's strategic vision revolves around a "One Group" approach, which integrates its various business units to offer seamless services across its extensive network in these regions. This strategy is designed to capitalize on the rising wealth in Asia and the growing trade flows between ASEAN and Greater China. As part of its corporate strategy, OCBC has been focusing on four key growth priorities: enhancing wealth management capabilities, increasing market share in regional trade, unlocking value in high-growth industries, and driving the transition to a low-carbon economy. The bank's recent performance has been strong, with net profits reaching record levels in 2024, driven by solid growth in wealth management and insurance income. To further support its strategic goals, OCBC has formed a new division called Group Strategy, Innovation, and Sustainability. This division is tasked with identifying new growth engines and driving the bank's sustainability agenda, ensuring that OCBC remains competitive and relevant in the rapidly changing financial landscape​.

Ocean 14 Capital is a private equity firm dedicated to transforming the "blue economy," with a strong focus on addressing environmental challenges while generating competitive financial returns. Established in 2020, the firm primarily invests in sectors like sustainable aquaculture, alternative proteins, circular plastics, and ocean conservation technologies. Its mission aligns with the United Nations’ Sustainable Development Goal 14 (SDG 14), which aims to conserve and sustainably use ocean resources​. The firm has successfully raised €200 million for its first fund, attracting cornerstone investors such as the European Investment Fund (EIF), Minderoo Foundation, and Chr. Augustinus Fabrikker. Ocean 14’s investment strategy targets companies with innovations that protect marine ecosystems and promote food security, such as SyAqua (shrimp genetics and nutrition) and AION (a circular plastics service)​. Ocean 14 seeks to drive sustainable growth in the blue economy, a sector expected to reach $3 trillion by 2030. They aim to invest in 20-25 companies, with an emphasis on scalable technologies that offer both environmental impact and financial returns​.

Oceanpine Capital, founded in 2016, is a growth equity investment firm with offices in Beijing, Hong Kong, and Silicon Valley. The firm focuses on investing in disruptive technologies within sectors such as semiconductors, AI, 5G, IoT, big data, enterprise software, and biotech. Oceanpine aims to build long-term partnerships with visionary entrepreneurs to develop world-class companies. Oceanpine Capital has raised significant funds, including a $400 million debut fund and another $400 million for Fund II. The firm has invested over $1 billion across more than 40 companies in China and the US. Notable portfolio companies include Enflame Technology, Ansun Biopharma, Horizon Robotics, Black Sesame, and TigerGraph. Oceanpine's investment strategy emphasizes DeepTech and innovative growth companies, aligning with their commitment to fostering advancements in technology and healthcare sectors​.

Oceans Ventures is an early-stage venture capital firm headquartered in New York, focusing on Pre-Seed and Seed Stage investments. They prioritize building strong, technically proficient teams and invest across sectors including B2B, SaaS, Cloud, AI, and Web3 infrastructure. The firm's notable investments include companies like Carbon Counts, Virtualness, and Lean Financial, which span industries from online gaming to financial services. The firm is managed by experienced professionals such as Brian Lew, Sara Barek, Glenn Handler, Joshua Rahn, and Steven Rosenblatt, who bring a hands-on approach to supporting their portfolio companies. Oceans Ventures emphasizes a collaborative model, actively assisting startups in recruiting top talent and refining their operational strategies​. Their investment strategy is characterized by a strong focus on teams with high integrity, deep domain expertise, and a commitment to growth. Oceans Ventures primarily invests in US-based companies located in talent-rich cities like New York, San Francisco, LA, and Boston.

Octopus Ventures, established in 2007 and headquartered in London, is a major venture capital firm in Europe with over £1.2 billion in assets under management. The firm invests in a diverse range of sectors, including B2B software, health tech, fintech, deep tech, consumer, climate, and bio. Their notable investments include well-known companies such as SwiftKey, ManyPets (formerly known as Bought By Many), Zoopla, LoveFilm, and Graze. Octopus Ventures focuses on supporting startups from pre-seed through to Series A and beyond, providing both funding and hands-on support to help companies scale. The firm is committed to backing founders with purpose-driven missions, emphasizing positive impact on people, communities, and the environment. Octopus Ventures employs a strategy that prioritizes long-term relationships with founders and deep sector expertise. They are particularly focused on disruptive technologies and innovative solutions that address significant global challenges. Recent investments reflect their commitment to sustainability and tech innovation, including companies like Token in fintech, Elliptic in blockchain analytics, and Minimum in climate tech. Led by a team of experienced investors and industry experts, Octopus Ventures ensures their portfolio companies receive the strategic guidance and operational support necessary for growth. The firm continues to expand its influence globally, aiming to foster innovation and drive positive change in the venture capital landscape.

OCV Partners is a Los Angeles-based venture capital firm, established with a mission to invest in companies that demonstrate significant growth potential, primarily in the technology and healthcare sectors. Their investment strategy is focused on mid- to late-stage companies, often in fields such as SaaS, fintech, biotech, and digital health. With a portfolio that includes innovative firms like Jukin Media, Scopely, and TaskUs, OCV Partners has positioned itself as a hands-on investor, providing both capital and operational support to help scale high-growth companies​. The firm prides itself on its diverse expertise, backing founders through every phase of their business journey. The OCV team brings decades of experience in building and scaling companies across various industries, from software and financial services to healthcare and media. They partner with startups not just to provide financial backing, but also to offer operational insight, helping businesses navigate the complexities of scaling. OCV Partners is well-known for its long-term mindset, focusing on building sustainable value through innovation and strong partnerships. The firm typically invests in companies at the seed to Series B stages, though they remain flexible and open to later-stage opportunities when appropriate.

Odey Asset Management, once a prominent name in the investment industry, is currently undergoing significant changes as it winds down its operations. Founded by Crispin Odey in 1991, the firm became known for its high-conviction, often contrarian investment strategies, and managed substantial assets across various funds. However, recent developments have led to the closure of the firm, including its subsidiaries such as Brook Asset Management and Odey Wealth. As part of the wind-down process, Odey Asset Management is in the midst of transferring its fund management responsibilities to new asset managers. This transition aims to ensure continuity for investors, allowing for a smoother handover of the funds under its management. The firm is working closely with regulatory authorities to manage this transition in a way that protects the interests of its clients. For investors and clients, the firm’s website provides the most up-to-date information regarding the ongoing closure and transfer of assets. Detailed statements and guidance are available to help investors navigate this period of change, offering insights into how their investments will be managed moving forward. The closure marks the end of an era for Odey Asset Management, which had been a significant player in the global investment landscape for over three decades. Despite its current challenges, the firm’s legacy in shaping high-risk, high-reward investment strategies remains noteworthy.

Offline Ventures, founded in 2020 and based in Mill Valley, California, is a venture capital firm focused on investing in early-stage startups across diverse sectors such as fintech, healthcare, and consumer technology. The firm is led by co-founders David Morin, Nate Bosshard, Brittany Morin, and James Higa, who bring extensive experience from various successful ventures. Notable investments by Offline Ventures include companies like Sunnyside, which focuses on application software; Kismet, a healthcare services company; and Clarasight, a business productivity software firm. They have a total of 48 investments and have seen several successful exits, including Diagram and Artifact. Offline Ventures is known for supporting startups that innovate at the intersection of technology and culture. They emphasize backing founders who are committed to building impactful and sustainable businesses. The firm also operates a venture studio to help incubate and develop new ideas into successful companies.

OIF Ventures is a Sydney-based venture capital firm that focuses on backing early-stage companies, particularly in the B2B SaaS, fintech, cybersecurity, and marketplace sectors. Established in 2016, OIF Ventures has built a reputation for its founder-centric approach, working closely with ambitious entrepreneurs to help them scale and succeed globally. With over $500 million in assets under management, the firm provides more than just capital—offering strategic guidance, a deep investor network, and support for global expansion, particularly into the U.S. market. Their portfolio includes notable companies like Go1, Instaclustr, and Kasada, reflecting their investment focus on scalable, tech-driven businesses with the potential for significant impact. OIF Ventures typically invests at the Seed, Pre-Series A, and Series A stages, but has flexibility in supporting companies through later rounds as well. The firm is sector-agnostic but prioritizes founders with strong leadership skills and businesses with a clear market advantage and commercial validation. Their mission is to partner with exceptional founders, helping them not only to grow their businesses but also to develop personally as leaders.

The Oil and Gas Climate Initiative (OGCI) unites 12 leading oil and gas companies, such as Chevron, BP, ExxonMobil, and Shell, to tackle climate change. Since its inception in 2014, OGCI has committed over $65 billion to low-carbon technologies, including carbon capture, utilization, and storage (CCUS), renewables, and biofuels​. OGCI’s strategy targets reducing greenhouse gas emissions through innovative solutions. Notable initiatives include a 45% reduction in methane emissions and the development of low-carbon fuels for sectors like shipping and aviation. The CCUS KickStarter aims to double global carbon dioxide storage by 2030 with projects in the US, UK, Norway, the Netherlands, and China. OGCI Climate Investments, their $1 billion venture fund, supports clean tech companies and has expanded to 15 portfolio companies. This fund complements OGCI’s advocacy for policies that attribute a value to carbon, promoting widespread adoption of low-carbon technologies​. Leadership includes CEOs from member companies and executives like Bob Dudley, Chair of OGCI, and Bjørn Otto Sverdrup, Chair of the OGCI Executive Committee​. Together, they drive global efforts to achieve net zero emissions.

Okapi Venture Capital, established in 2005 and based in Newport Beach, California, focuses on seed and early-stage investments in the information technology and life sciences sectors. The firm has made 83 investments and has 18 notable exits, including companies like Welltok, Qualaroo, and CrowdStrike. Their portfolio includes a diverse range of companies such as Occuspace, which provides smart building solutions, Trellis Research in legal tech, and Daasity, which offers eCommerce analytics solutions. Other significant investments include Babylist, an online discovery platform for baby products, and ChromaCode, which uses data science for advanced molecular diagnostics. Okapi's investment strategy emphasizes supporting innovative startups with high growth potential, often leading seed and Series A rounds. The team is led by co-founders Marc Averitt and Sharon Stevenson, alongside partners like Jeff Bocan and John Waller, who bring extensive experience in venture capital and technology management. The firm is particularly active in the US market and collaborates with co-investors such as SaaS Ventures, Mucker Capital, and Stage Venture Partners, to foster the growth and success of its portfolio companies.

OldSlip Group is a dynamic venture capital and growth equity firm based in New York City, focused on fostering innovation in the technology and consumer goods sectors. Founded with a strong belief in the potential of emerging businesses, OldSlip targets early to mid-stage companies that demonstrate scalable growth opportunities and disruptive business models. The firm is particularly active in sectors like enterprise applications, developer tools, Web3, and fintech, supporting companies that are reshaping industries through technological advancements. OldSlip’s typical investment range is between $250K and $1M, and the firm prides itself on being a hands-on partner to the companies it backs. From pre-seed to Series A stages, OldSlip provides more than just capital; it offers strategic guidance to help startups navigate challenges and achieve sustainable growth. The firm’s focus on enterprise software and Web3 technologies highlights its commitment to staying at the forefront of industry innovation, helping companies leverage new digital tools and platforms to succeed in an increasingly competitive landscape. What sets OldSlip apart is its deep-rooted expertise in enterprise infrastructure, SaaS, developer tools, and blockchain technologies. The firm has a track record of working closely with founders, providing mentorship, industry connections, and operational support to ensure that each venture has the resources it needs to scale effectively. For entrepreneurs and businesses seeking a growth partner with both financial power and strategic acumen, OldSlip Group offers a robust platform to turn their vision into reality.

Olive Capital is a venture capital firm founded in 2019, headquartered in Geneva, Switzerland, with a focus on pre-seed and seed-stage investments. It supports founders building in the fields of synthetic biology, software, and emerging platforms, particularly at the intersection of web3 and crypto technologies. Olive Capital aims to back startups that innovate how we create, collaborate, and communicate, with a strong interest in the evolving creative and tech ecosystems. The firm typically invests in companies across Europe and the U.S., offering check sizes ranging from $100K to $150K. Olive Capital has made significant investments in companies like Akasa, Science, and TRLab, among others. A standout feature of the firm is its commitment to working closely with founders, leveraging its extensive network of LPs, including industry leaders from Meta, Google, and Coinbase, to provide not just capital but strategic mentorship and operational support. Olive Capital, founded by Raph Grieco, also operates a syndicate on AngelList, where it continues to expand its portfolio by backing visionary entrepreneurs who are driving change in their respective fields. The firm has a strong track record, with many of its portfolio companies raising subsequent rounds and scaling successfully.

Olive Tree Capital is a dynamic venture capital firm headquartered in Boston, Massachusetts, focusing on early-stage investments across various tech-driven sectors. Notable investments include Uber, Postmates, and Lark, illustrating their keen eye for potential high-growth startups. With a strong portfolio in Artificial Intelligence, Machine Learning, Health & Wellness, and Big Data & Analytics, Olive Tree Capital seeks to back transformative companies from pre-seed through Series A stages. Their investment strategy is characterized by flexibility and an evergreen capital structure, allowing them to lead rounds and provide significant follow-on funding without the constraints of traditional fund timelines. This approach facilitates a long-term partnership with startups, aiming for substantial growth and successful exits, as demonstrated by their involvement in high-profile mergers and acquisitions like those of Bueno Finance and 10 Minute Squad. The firm’s geographic focus extends primarily across the United States, with a pronounced presence in the Boston area. Key team members, including Managing Partners Nichola Eliovits and Yamen Al-Hajjar, bring extensive experience in technology and biotechnology, reinforcing the firm's industry expertise and strategic guidance. Olive Tree Capital’s investment process emphasizes rigorous due diligence and a collaborative approach with co-investors like Y Combinator and Soma Capital. Startups seeking to engage with Olive Tree Capital are encouraged to present a compelling vision for innovation and market disruption, aligning with the firm’s commitment to transformative impact and sustainable growth​.

OTV (formerly Olive Tree Ventures) is a global venture capital firm specializing in digital health startups. Founded in 2015, OTV is based in Tel Aviv and New York, with additional offices in China to support its expansion into the Asia-Pacific market. The firm focuses on mid-growth stage companies developing cutting-edge digital health technologies that aim to revolutionize healthcare globally. OTV’s mission is to back innovative entrepreneurs who are building impactful solutions that address significant healthcare challenges. The firm’s $170 million fund is geared toward investing in companies offering groundbreaking technologies in telemedicine, genomics, AI-driven health platforms, and more. Notable portfolio companies include TytoCare, Lemonaid Health, and Scopio Labs, which are leaders in telehealth and healthcare innovation. OTV’s portfolio reflects its commitment to improving healthcare outcomes through technological advancement. With a leadership team boasting decades of experience in healthcare, technology, and private equity, OTV provides more than just capital. The firm actively supports its portfolio companies in scaling their businesses and navigating complex regulatory environments. By bridging innovation from the West with opportunities in North America, Israel, and Asia, OTV is uniquely positioned to help startups thrive in the growing global digital health market.

Ombu Group is a London-based venture capital firm that specializes in investing in advanced environmental and industrial technologies. Established in 2011, Ombu Group focuses on high-impact sectors such as energy optimization, EV charging infrastructure, and sustainable technologies. The firm typically invests in Series A and B stages, with investments ranging from €1.5 million to €3 million. Ombu Group's investment approach combines strategic capital with deep industry knowledge and operational support, aiming to help businesses scale sustainably and achieve market leadership. The firm has a concentrated portfolio and partners closely with visionary entrepreneurs to drive innovation and transformative growth. Some of their notable investments include companies like Iceotope, Bowman Power, and Driivz. The leadership team at Ombu Group includes Stephen Brooke as the founder and CEO, supported by a small but experienced team that brings a wealth of expertise in technology and finance. Their focus on sustainability and long-term growth has positioned Ombu Group as a key player in advancing technology for a greener future.

Omega Venture Partners, based in Palo Alto, California, is a leading venture capital firm specializing in AI, machine learning, data, and automation. Their investment strategy is centered around identifying high-growth companies at the early-growth stage, particularly those that leverage AI to solve significant business challenges. Omega's portfolio includes companies like ZenBusiness, DataRobot, Verbit, and Elemental Machines, showcasing their focus on businesses that deliver transformative solutions across industries. Omega typically invests at the inflection point of a company’s growth, providing funding between $1M and $10M per round. Their thematic approach ensures they target companies with large-scale potential, helping them scale rapidly through access to a proprietary network of Fortune 500 executives and strategic partners. This network enables Omega to deliver high-value introductions, mentorship, and go-to-market strategies, adding significant value beyond capital. The firm's leadership, including Managing Partner Gaurav Tewari, has a deep track record in tech investing. Omega's expertise in guiding AI-driven companies makes them a preferred partner for entrepreneurs seeking to revolutionize industries like healthcare, fintech, and digital transformation.

OMERS Ventures, the venture capital arm of the Ontario Municipal Employees' Retirement System, focuses on investing in Series A to C companies across North America. Founded in 2011, the firm has backed several high-profile tech companies like Shopify and Wave. Their investment strategy centers on transformative technology sectors, including fintech, healthtech, proptech, and workplace technology. Typical initial investments range from $5 million to $25 million. OMERS Ventures has decided to withdraw from the European market to concentrate its efforts on North America. This strategic shift follows a challenging market environment in Europe and aims to leverage North America's relative economic stability. As part of this transition, the firm plans to open a new office in New York while maintaining its presence in Toronto and San Francisco. The leadership team includes Michael Yang, who emphasizes the importance of building strong relationships with founders and has a background in investing in emerging areas such as healthtech and IoT. For startups looking to engage with OMERS Ventures, demonstrating a deep understanding of the market and a clear vision for growth is essential. The firm values transparency and strong founder-investor relationships, aiming to support companies through various market challenges and opportunities.

Omidyar Network, founded by eBay creator Pierre Omidyar and his wife Pam, is a philanthropic investment firm dedicated to fostering social change. The firm focuses on building more inclusive and equitable societies through investments in various sectors, including technology, financial inclusion, and education. Notable investments by Omidyar Network include fintech companies such as Kaleidofin and RailYatri, as well as digital platforms like ShopUp and Novata. The firm has also backed impactful projects like IntrCity and RevFin, supporting their growth and expansion in the travel and financial services sectors. Omidyar Network operates with a vision for a reimagined capitalism that benefits all, not just the few. The firm's strategic focus areas include responsible technology, reimagining capitalism, and building cultures of belonging. This comprehensive approach aims to address systemic issues and promote long-term social and economic improvements. The firm collaborates with various partners, including governments, other philanthropies, and private sector entities, to maximize the impact of their investments. Through initiatives like the Just Economic Transition portfolio, Omidyar Network aims to ensure that investments in infrastructure and climate solutions contribute to a more equitable and sustainable economy. Overall, Omidyar Network combines its philanthropic mission with strategic investments to drive meaningful social change, leveraging its resources and partnerships to support innovative and transformative solutions globally.

Omidyar Network is a philanthropic investment firm founded by eBay's Pierre Omidyar. It focuses on driving social impact through investments in areas like financial inclusion, digital identity, emerging technologies, and economic justice. The firm blends both traditional venture capital with a mission-driven focus, leveraging its capital to create systemic change. Omidyar Network typically invests in early-stage and growth-stage companies across sectors like financial services, technology, and social impact. Its Venture Fund, for example, has invested in companies like albo (financial software) and Fairmoney (microfinance). Additionally, it engages deeply with initiatives aimed at reimagining capitalism, ensuring that underserved communities benefit from technological and financial advancements. The firm also plays a significant role in mobilizing resources for economic transitions through its Just Economic Transition portfolio, designed to promote sustainable and inclusive growth through partnerships with governments and other philanthropies.

Omnes Capital is a leading European private equity firm specializing in energy transition and innovation. Founded in 1999 and based in Paris, Omnes manages over €5 billion in assets. The firm's investment strategy focuses on four core areas: renewable energy, sustainable cities, deep tech venture capital, and co-investment. Notable investments include Direct Energie, Neoen, and BioSerenity. Omnes has made significant strides in the renewable energy sector with its Capenergie funds, which have invested over €2.5 billion across more than 60 projects in Europe, transforming developers into independent power producers. For example, their Capenergie 2 fund achieved a 15% net IRR, ranking among the top performers in Europe. Omnes also plays a crucial role in sustainable urban development by financing projects that support decarbonization and resilient city infrastructure. Their deep tech investments focus on disruptive technologies and startups pushing the boundaries of innovation. In addition to financial returns, Omnes is committed to responsible investment practices. The firm supports non-profits through the Omnes Foundation, which focuses on education, health, and social integration for children. Omnes is also a signatory of the United Nations Principles for Responsible Investment (PRI), underscoring their commitment to sustainability and ethical investment​.

Omnivore is a leading venture capital firm based in India, focusing on early-stage investments in agritech and food systems. Founded in 2010 by Mark Kahn and Jinesh Shah, Omnivore aims to transform the agricultural sector by supporting startups that enhance productivity, sustainability, and profitability for smallholder farmers and rural communities. The firm’s investment themes include farmer platforms, fintech, B2B agri marketplaces, farm-to-consumer brands, precision agriculture, and post-harvest technologies​. Omnivore's portfolio features notable companies like DeHaat, BharatAgri, and Ecozen, which address critical challenges in the agriculture sector through innovative solutions. The firm recently closed the first round of its third fund, the Omnivore Agritech and Climate Sustainability Fund, with $150 million, aiming to support 25-30 new startups focused on climate-smart agriculture and agrifood life sciences​. Omnivore is also recognized for its significant impact on smallholder farmers, having created substantial economic value and improved agricultural practices across India. The firm has reached over 11.4 million smallholder farmers, enabled $1.44 billion in economic value, and facilitated loans and insurance coverage worth billions​. The investment team, led by Mark Kahn and Jinesh Shah, includes experienced partners and advisors deeply embedded in the agritech ecosystem. Their strategic investments are aimed at generating both financial returns and positive social impact​.

One Peak is a London-based growth equity fund focusing on scaling B2B software companies across Europe and Israel. With over $2 billion in assets under management, their typical investment range is between $15-$100 million, targeting rapidly growing firms with scalable business models and high potential. One Peak specializes in sectors like cybersecurity, infrastructure software, ESG solutions, DevOps, healthcare tech, and business intelligence. Notable portfolio companies include PandaDoc, Neo4j, and Spryker, alongside recent investments like PaySend and Akur8. Their strategy involves taking significant minority or majority stakes in high-growth businesses and providing ongoing support through follow-on investments, reserving 25% of funds for such purposes. Their proprietary PULSE platform helps them source opportunities efficiently. One Peak is known for leading rounds and co-investing, typically partnering with exceptional management teams to help these companies achieve category-defining success. Founders David Klein and Humbert de Liedekerke Beaufort lead the firm, bringing extensive experience in European growth investments. The team operates from their London base and has been highly active recently, closing their third fund at $1 billion, making it the largest in Europe for their segment. They’re open to collaborative partnerships with entrepreneurs who align with their values and long-term vision.

OneVentures is a leading Australian venture capital firm with a global focus, investing in technology and healthcare companies. The firm provides both equity and credit funding, with a particular emphasis on innovative products addressing significant market needs. OneVentures operates through several funds. Their Growth Fund V, which closed at $142 million, focuses on technology and tech-enabled companies, investing up to $20 million per company. This fund targets global themes such as remote work, digitization, clean energy, and healthcare. Additionally, the firm manages the Growth Credit Fund IV and the VGF Credit Fund, providing debt financing to high-growth tech companies, with investments ranging from $500,000 to $10 million per company. In the healthcare sector, OneVentures manages the $170 million Healthcare Fund III, investing in therapeutics, devices, and diagnostics with a clear commercial pathway. This fund is part of the Commonwealth Government’s Biomedical Translation Fund program, aiming to advance promising biomedical innovations. OneVentures' portfolio includes companies like Vaxxas, which develops needle-free vaccine delivery technology, and BiVACOR, known for its artificial heart technology. The firm is known for its hands-on approach, providing strategic guidance and leveraging its extensive network to support the growth and success of its portfolio companies.

One Way Ventures, founded in 2017 and headquartered in Boston, Massachusetts, is a venture capital firm dedicated to investing in immigrant founders. The firm focuses on seed-stage and early-stage companies across various sectors, including logistics, mobility, fintech, proptech, deep tech, consumer technology, healthcare, AI, machine learning, and robotics. Notable investments by One Way Ventures include Brex, Chipper Cash, Classtag, and Momentus. The firm has made significant exits, such as Legalpad, acquired in 2022, and Lynk, a satellite communications company​. The portfolio is diverse, featuring companies like Beacon, an AI-powered workflow automation platform for logistics; Brelyon, a deep tech company creating virtual screens; and Care Academy, a caregiver training platform. Co-founded by Semyon Dukach and Eveline Buchatskiy, One Way Ventures aims to support high-impact global companies driven by the unique perspectives and experiences of immigrant founders. The firm values equal opportunity and the collective potential of humankind, striving to eliminate borders as barriers to innovation and growth​.

OneRagtime is a venture capital platform that focuses on sourcing, financing, and scaling early-stage tech startups across Europe. Founded by Stéphanie Hospital and Jean-Marie Messier, the firm offers a unique investment model that combines flexibility with a fully digitized process, allowing investors to choose how they invest, either through deal-by-deal or via their funds like OneRagtime Rhapsody II and OneRagtime Paragon. The firm invests primarily in seed and Series A stages, with initial investments ranging from €0.5 million to €3 million, and can follow up with investments up to €10 million. OneRagtime targets startups in several sectors, including consumer platforms (gaming, marketplaces, social media, and the creator economy), artificial intelligence, cloud services, cybersecurity, and tech for social good (education, climate, and health). Notable portfolio companies include Groover, an artist promotion platform; PhantomBuster, a no-code data automation tool; and Benefiz, an HR tech platform for managing employee benefits. OneRagtime also emphasizes providing strategic, operational, and business development support to its portfolio companies to ensure their growth and success. With a community-driven approach, OneRagtime offers investors the opportunity to engage deeply with startups, providing not just capital but also expertise and networks to drive innovation and growth in the tech sector.

OODA Ventures is a venture capital firm that specializes in early-stage investments in cybersecurity and emerging technology startups. The firm is based in Reston, Virginia, and is led by founders and partners with extensive experience in cybersecurity, intelligence, and national security. Their unique approach combines investment with active mentorship and strategic guidance, leveraging a vast network of industry connections to help startups mature and gain market momentum. OODA Ventures places a strong emphasis on identifying trends and opportunities by analyzing technological, scientific, and geopolitical factors that could impact the future. This forward-looking strategy helps them to anticipate and invest in disruptive technologies and concepts. Their portfolio includes companies like Turion Space, which develops spacecraft to monitor and manage space debris, highlighting their focus on innovative and high-impact technologies.

OP Financial Group, through its diverse investment services, offers a wide range of mutual funds, focusing on equities, bonds, and alternative assets like real estate and infrastructure. The OP-Private Equity Strategy fund, for instance, is actively managed and invests globally, focusing on a broad range of companies while promoting sustainable and responsible investing practices. It integrates environmental, social, and governance (ESG) factors into its decision-making processes. The group also runs specialized funds like the OP Finland Infrastructure Fund, targeting infrastructure projects within Finland, focusing on sectors such as renewable energy and public utilities. OP provides flexible investment options, allowing customers to invest with minimal starting amounts and offers owner-customers benefits like no trading fees on mutual funds. Whether you're a new or seasoned investor, OP provides tailored advice, including digital tools for fund recommendations and diversified portfolio options.

Open Circle Capital is a Lithuanian-based early-stage venture capital fund focusing on technology startups in ICT, robotics, high-tech, AI, and IoT. With investments ranging from €100k to €1.5M, they seek to support fast-growing, high-potential startups, especially those led by experienced entrepreneurs with a history of growth and successful exits. The fund typically targets pre-seed and seed stages, aiming to inject capital into innovative solutions in areas like SaaS, logistics, Industry 4.0, and med-tech. Open Circle stands out for its strong emphasis on Lithuanian tech ecosystems while backing companies ready to scale globally. Founded by seasoned professionals, including CEO Audrius Milukas and partners Jens Kristian Damsgaard and William Cardwell, the fund has a deep network and a track record of high-profile exits, such as Paysolut and Teamgate. They are willing to either lead or co-invest in rounds, often collaborating with other VCs, business angels, and accelerators to maximize startups' chances of success. Notable portfolio companies include Whatagraph, Billo, and Frontu. Open Circle is known for its proactive approach in helping startups navigate through growth phases, including technology transfer, team building, and preparing for foreign markets, while allowing founding teams to retain majority control. Startups should approach the fund with a clear and compelling pitch, often best through personal connections with partners.

OpenOcean is a leading pan-European venture capital firm focusing on early-stage investments, particularly in Series A rounds, with an emphasis on data economy, B2B platforms, and enterprise software technology. Founded by the team behind MySQL and MariaDB, OpenOcean leverages its deep technical expertise to identify and support innovative startups that can rapidly scale and achieve global adoption. Notable investments include Truecaller, which has grown into a prominent global communications platform with over 200 million daily active users, and MariaDB, a leading open-source database company that recently went public on the New York Stock Exchange. Other significant portfolio companies include Nosto, a marketing automation tool, and Supermetrics, a global leader in marketing data integration tools. OpenOcean’s investment strategy is data-driven and focuses on sectors such as AI, data infrastructure, DevOps, and automation. They typically invest up to €6 million per company, leading or co-leading the investment rounds. The firm has a strong commitment to fostering diversity and transparency within its portfolio companies, ensuring a supportive environment for founders. The team at OpenOcean, with offices in Helsinki and London, is known for its hands-on approach, helping startups navigate the complexities of scaling their businesses and achieving sustainable growth. This approach has led to the creation of several unicorns and high-growth companies that are transforming their respective industries.

Open Opportunity Fund is a venture and growth investment firm backing B2B software companies across Enterprise IT, Fintech, and People Ops. We focus on business-critical software fueled by cloud, AI, and agentic systems, with 70% of our portfolio companies based in emerging tech hubs across the U.S. in regions often overlooked by traditional VC. Fund I was a $100M vehicle and on the strength of that success, we are now raising Fund II. Our strategy combines early and growth-stage investing to back category-defining companies that transform how organizations manage infrastructure, streamline financial operations, and empower their workforces. The firm was founded by Paul Judge and Marcelo Claure, successful entrepreneurs who have each built and scaled companies to successful exits.

Open Venture Capital (OVC) is an early-stage venture capital firm founded in 2022, based in Los Angeles and Baltimore. The firm focuses on investing in health, wellness, and consumer tech sectors, with a special emphasis on startups that address social determinants of health, preventative care, and well-being. OVC invests at the seed to Series A stages, typically offering advisory and incubation support alongside capital. The firm is led by Kimberley Nixon, an experienced operator-turned-venture-capitalist with a background in digital transformation and product development. She has worked with major companies like Under Armour and Headspace, which shaped OVC’s hands-on approach to venture building. OVC provides founders with strategic support through its "Office Hours" for problem-solving and a "Studio Model" to prepare startups for their first capital raises. OVC’s portfolio includes companies like No Limbits (adaptive apparel) and Pear Suite (care navigation), with the firm actively supporting founders who possess deep market insights and a strong connection to their target communities.

Open Web Collective (OWC) is a venture capital firm and accelerator that focuses on supporting early-stage Web3 startups. Initially spun out of NEAR Protocol, OWC offers a comprehensive 12-week accelerator program aimed at pre-seed and seed-stage blockchain companies. Their accelerator helps founders validate and de-risk their ideas by providing key guidance on product-market fit, tokenomics, fundraising, and legal regulations. Each cohort of startups receives a $150,000 investment in exchange for equity or token stakes, with the potential for further funding. OWC Ventures, launched in 2022, expands OWC's mission by investing strategically in blockchain and Web3 startups from pre-seed to Series A. The firm has partnered with leading investors and Web3 companies, including Digital Currency Group. Since its inception, OWC has supported over 26 startups that have collectively raised over $360 million, including well-known projects like 1inch, NYM Tech, and Upshot. Led by founder Mildred Idada and Partner Jeff Lavoie, OWC not only provides capital but also mentorship and access to a network of more than 300 active investors. Their goal is to help founders scale disruptive technologies that can shape the future of Web3.

The OpenAI Startup Fund is a $175 million venture capital fund focused on investing in early-stage startups that are using artificial intelligence to create transformative change across a range of industries. These industries include healthcare, law, education, energy, and infrastructure. The fund seeks to partner with companies that are pushing the boundaries of AI technology, aiming to have a profound and positive impact on the world. Managed by a team with deep expertise in machine learning, engineering, talent acquisition, and operations, the fund leverages its connections with major investors like Microsoft. Although OpenAI itself is not an investor in the fund, the initiative is deeply tied to OpenAI’s mission of ensuring that artificial intelligence benefits all of humanity. The fund is particularly focused on empowering founders from underrepresented groups, emphasizing the importance of diversity in the tech industry. The OpenAI Startup Fund is not just a source of capital but also provides strategic support to its portfolio companies, helping them navigate the challenges of scaling AI-driven solutions. Startups that align with the fund’s mission of using AI to increase human productivity and address significant global challenges are encouraged to reach out. The fund represents a strategic effort to accelerate the deployment of ethical, impactful AI technologies that can reshape industries and improve lives.

OpenSea, founded in 2017, is the world's largest marketplace for NFTs (non-fungible tokens), offering a platform where users can create, buy, sell, and trade digital assets on various blockchains. OpenSea Ventures, a subsidiary, focuses on investing in the future of Web3, supporting founders and projects that will shape the decentralized internet. Their strategic investments are geared towards expanding the NFT ecosystem, fostering innovation, and ensuring the growth of the broader Web3 community. OpenSea has raised significant funding, including a $300 million Series C round, bringing its valuation to over $13 billion. These funds are being used to accelerate product development, enhance customer support and safety, and grow their team to scale with the rapidly expanding NFT market. Their investment strategy prioritizes openness and collaboration in the blockchain space, supporting projects that embrace decentralization and interoperability. The leadership team at OpenSea includes experienced professionals from top tech companies like Meta, YouTube, and Spotify, underscoring their commitment to creating a user-friendly and secure platform for digital assets. As OpenSea continues to grow, it remains focused on lowering the barriers to entry for NFTs, making blockchain technology more accessible to a broader audience​

OpenSpace Ventures is a prominent venture capital firm based in Southeast Asia, known for its strategic investments in transformative tech companies across the region. Established in 2014, OpenSpace Ventures has backed notable companies like Gojek, Halodoc, and Love, Bonito, which have made significant impacts in their respective industries. The firm focuses on sectors such as fintech, healthcare, e-commerce, and digital media. Their portfolio includes companies like Lista, a financial management platform for individuals and small business owners in the Philippines; Lucence, a precision oncology company; and Nutrition Technologies, which produces sustainable insect-based proteins for agriculture. OpenSpace Ventures employs a hands-on approach, providing not only capital but also strategic guidance and operational support to help their portfolio companies scale and succeed. They manage several funds, including those focused on Series A/B and mid-stage growth investments, and are recognized for their deep expertise and active involvement in the Southeast Asian startup ecosystem​.

OpenView Venture Partners, based in Boston, is a leading venture capital firm focused on expansion-stage B2B software companies. Founded in 2006 by Scott Maxwell, OpenView specializes in product-led growth (PLG), backing high-potential startups in sectors like SaaS, cloud computing, and productivity software. Notable investments include companies like Calendly, Expensify, and UserTesting, which have scaled into industry leaders with the firm’s support. OpenView typically invests between $5 million and $15 million, focusing on companies with $2 million to $20 million in revenue. Their strategy revolves around more than just capital; they provide operational expertise, assisting with areas like pricing, go-to-market strategy, and talent acquisition. Their value-add model means they work closely with portfolio companies to optimize growth and operational efficiency, helping founders build sustainable and scalable businesses. Geographically, OpenView invests primarily in North America, with a keen eye for businesses that are ready to transition from early traction to full-scale market dominance. The firm is known for its deep expertise in the enterprise software space and is selective about partnering with companies that align with its product-led growth thesis. The leadership team, including key partners like Blake Bartlett and John McCullough, are hands-on with portfolio companies, often playing a pivotal role in key hires and strategic decisions. OpenView is particularly known for its content and community efforts, offering valuable industry insights and resources to help software leaders grow faster.

Opera Tech Ventures is a Paris-based venture capital firm launched in 2018 as the investment arm of BNP Paribas. Specializing in fintech, insurtech, AI, sustainability tech, and enterprise software, Opera Tech Ventures targets startups with cutting-edge solutions in these sectors. They predominantly invest in Series A to D rounds, with a focus on scalable technologies that address critical market needs. The firm typically invests between $3 million and $15 million per deal, often taking a leadership role in the funding process. Their portfolio includes companies like SESAMm, an AI-driven analytics firm, Stoik in cloud security, and Arbol in commercial insurance. With a global scope, Opera Tech Ventures invests across Europe and North America, particularly favoring markets in France, the UK, the US, and the Netherlands. Their investment strategy is driven by a deep understanding of fintech and enterprise solutions, looking for startups that can revolutionize industries and show strong growth potential. Co-investing with well-known partners like Andreessen Horowitz and Munich Re Ventures, Opera Tech Ventures ensures their portfolio companies receive both capital and strategic guidance​. Under the leadership of Thibaut Schlaeppi, the firm is highly engaged in supporting portfolio companies beyond just financial backing. They offer insights, mentorship, and extensive connections across industries. Their diverse team brings expertise from multiple sectors, allowing them to help companies scale effectively in highly competitive markets. By focusing on innovation, Opera Tech Ventures continues to build a robust portfolio of future-leading companies.

Operate is a hands-on venture studio based in Newport Beach, California, focused on helping early-stage software startups succeed by offering both capital and operational support. Founded in 2020, Operate's unique model goes beyond traditional VC funding by embedding a team of experienced operators into its portfolio companies. This team actively works alongside founders to guide them through critical phases like product-market fit and scaling, providing customized blueprints for growth. The firm typically invests at the pre-seed and seed stages, with check sizes ranging from $100K to $750K. Operate is particularly interested in sectors like SaaS, mobility, and social impact, favoring startups with a clear path to scalable business models. Notable companies backed by Operate include Grin Gaming and Spoonful, where they helped founders refine their vision and execute on growth strategies. Co-founded by Carey Ransom, Deepa Krishnan, and Kyle Kamrooz, Operate is committed to being more than just an investor—it acts as a strategic partner. The team leverages its vast network and operational expertise to help startups not only secure funding but also meet key partners and attract top talent. The firm actively seeks out startups with a strong mission, preferring to be approached via personal introductions. If you’re building a game-changing software company, Operate could be the perfect co-builder to drive your success.

Operator Collective, founded in 2019 and based in Palo Alto, California, is a venture capital firm that leverages a unique model combining capital with a community of experienced operators. The firm focuses on investing in early-stage B2B companies, primarily in enterprise tech sectors such as SaaS, AI, and data analytics. Notable portfolio companies include Ironclad, Guild Education, Faros AI, and Hex Technologies. Operator Collective typically invests in seed and Series A rounds, with an average investment size of $3M to $20M. The firm has built a reputation for its diverse and inclusive approach, drawing on the expertise of over 200 operator LPs who have scaled successful tech companies like Atlassian, Guild Education, and Toast. The team, led by founder Mallun Yen, brings extensive experience from the tech industry, providing hands-on support to portfolio companies. This support includes leveraging their substantial networks for strategic introductions and advice on scaling operations​. Operator Collective's investment strategy emphasizes not only financial backing but also operational expertise, aiming to drive growth and innovation in its portfolio companies​.

Operator Partners is a venture capital firm that uniquely operates with its own capital, investing in technology companies from the pre-seed to Series B stages. Founded and led by experienced entrepreneurs, the firm provides support beyond financial investment, focusing on helping companies with business building and scaling challenges that arise between board meetings. Operator Partners has a hands-on approach, offering guidance based on their own entrepreneurial experiences. They engage with founders on various aspects such as product development, customer acquisition, fundraising, recruiting, and establishing organizational culture. The firm does not lead funding rounds or take board seats but assists in finding lead investors if needed. The team includes General Partners Amit Avner, Gil Shklarski, Nat Turner, and Zach Weinberg, along with Partner Olivia Benjamin. This team brings extensive expertise from founding and scaling successful companies themselves, making them well-equipped to support their portfolio companies effectively.

Option3Ventures is a cybersecurity-focused investment firm that combines deep national security expertise with financial acumen. Based in New York and Washington, D.C., the firm specializes in mid-market buyouts and growth-stage investments, particularly in areas that are of national importance and where existing cybersecurity solutions fall short. The firm’s strategy is to invest in companies at the cutting edge of cybersecurity innovation, focusing on areas such as industrial controls, IoT, and Zero Trust architectures. Option3Ventures operates through a series of concentrated investment vehicles, including Option 3 Cyber Investments LLC and the Cyber Special Situations portfolio. These vehicles have backed notable companies like Centripetal Networks (threat remediation), Dellfer (automotive security), and Veracity (industrial network security). The firm has a track record of successful exits, including Watchful Software and Dark Cubed, which were sold to larger industry players. With a team of advisors drawn from top government agencies such as the CIA and NSA, Option3Ventures leverages its strong connections to both the private sector and government to ensure its portfolio companies are positioned for long-term success. As the firm gears up to launch its first diversified fund in 2024, it continues to build on its mission of driving growth in the cybersecurity sector while addressing critical national security needs.

Optum Ventures is a prominent venture capital firm focused on transforming healthcare through strategic investments in innovative digital health startups. Notable portfolio companies include Buoy Health, which uses AI to guide patients in understanding symptoms, and Mindstrong Health, which leverages AI to diagnose and treat neuropsychiatric disorders through smartphone interactions. Other significant investments include Dispatch Health, which provides in-home medical care, and Equip, specializing in virtual eating disorder treatments. Optum Ventures primarily invests in early to growth-stage companies that utilize data-driven technologies to improve healthcare delivery, access, and payment systems. Their geographic focus spans the United States and international markets, reflecting a commitment to global healthcare innovation. The fund's strategy emphasizes partnering with startups to provide not just capital, but also access to Optum's extensive healthcare expertise and market presence. They typically lead investment rounds and are highly involved in guiding the strategic direction of their portfolio companies. Key team members include Larry Renfro, Managing Partner, who brings extensive experience from UnitedHealth Group, and Vijay Barathan, who focuses on digital health investments. The team is based across major hubs in the US and Europe, ensuring a diverse and comprehensive approach to investment and support.

Orange DAO is a decentralized venture capital firm founded in 2021 by Y Combinator alumni, aiming to support Web3 and blockchain startups. With over 1,000 members, it offers a unique community-driven approach to venture funding. The firm focuses heavily on crypto and Web3 projects, providing funding and mentorship through its Fellowship Program, a 12-week initiative designed to accelerate early-stage startups. Founders gain access to a network of top-tier investors, including notable co-investors like Y Combinator and Soma Capital. Orange DAO typically invests around $100K in startups at early stages, with recent investments in innovative companies like RISE and Cork Protocol. Its portfolio spans 216 investments, primarily in the financial software, blockchain, and Web3 ecosystems. Startups benefit from not only financial support but also deep mentorship and connections within the crypto space, often resulting in stronger product-market fit and enhanced fundraising abilities. The firm’s leadership includes experienced general partners like Ben Huh and Don Ho, both based in San Francisco, who guide the DAO’s investment strategy. Orange DAO aims to continue expanding its portfolio with a focus on cutting-edge, decentralized technologies that are reshaping industries across the globe.

Orange Ventures, the venture capital arm of the Orange Group, operates with a fund allocation of €350 million. This fund focuses on strategic areas of interest such as Networks & IT, Digital Enterprise, Cybersecurity, and Fintech, as well as exploring new territories like e-health, gaming, and consumer platforms. Orange Ventures targets startups across various stages of maturity, from seed-stage companies in the Middle East and Africa to more mature companies in Europe and the US. Their investments typically range up to €20 million per round, and they emphasize creating synergies between their portfolio companies and Orange's extensive network and customer base​. Their portfolio includes a diverse range of companies such as Dataiku, a leading AI platform, and Brut, a global media brand for millennials and Gen Z. Orange Ventures aims to promote technological champions that support a digital and responsible world, leveraging the Orange Group’s business expertise and customer reach.