VC Funds Starting with X

Xfund, an early-stage venture capital firm based in Silicon Valley, focuses on backing entrepreneurs who excel in multidisciplinary thinking and lateral problem-solving. Established as a pioneering partnership between top venture capital firms and leading research universities, Xfund supports innovative thinkers from diverse backgrounds, including students, faculty, and self-taught individuals. Xfund's investment strategy centers on identifying startups with technical talent and a growth mindset. They provide not just financial backing but also leverage their extensive network of university faculty, industry advisors, and seasoned investors to add value beyond capital. This unique approach enables Xfund to support the development of durable and scalable companies. The firm's portfolio boasts investments in high-potential startups across various sectors. Notable investments include leading technology companies like Patreon and Plaid, which have achieved significant success and recognition in their respective industries. Xfund's global reach and commitment to fostering innovation make it a prominent player in the venture capital landscape, supporting companies that drive meaningful change through cutting-edge solutions. Key team members at Xfund include accomplished partners who bring a wealth of experience and expertise to the table, ensuring that the startups they back receive comprehensive support and guidance.

Xenia Venture Capital is an Israeli high-tech and life sciences investment company founded in 2003 and publicly traded on the Tel Aviv Stock Exchange. Headquartered in Tel Aviv, Xenia invests in early-stage Israeli companies across high-tech and medical technology, with an increasing focus on life sciences. A core element of its platform is a 50% stake in VLX, a technological incubator operating under the Israel Innovation Authority's incubator program that supports data-driven biotech, pharma and digital-pharma startups. Beyond capital, Xenia provides portfolio companies with mentoring, business and strategic counseling, fundraising assistance, exit planning, and shared back-office infrastructure, finance, accounting, logistics and office support, services well suited to first-time scientific founders coming out of academia or the Israeli Innovation Authority incubator pipeline, and it generally invests as a co-investor. Since inception the firm has invested in more than 40 companies and notched one IPO and at least six acquisitions; flagship outcomes include the June 2020 NASDAQ IPO of PolyPid at roughly a $273M market cap, the acquisition of orthopedic device company OrthoSpace by Stryker, and the 2021 exit of MEC software vendor Saguna. Recent activity remains steady, with its most recent reported investment on April 8, 2025 in Arcuro Medical in surgical devices. The firm's leadership has included CEO Lars Thoren and previously Eli Sorzon, and the team comprises roughly eight people including seven partners. By pairing capital with incubation and back-office support, Xenia Venture Capital backs early-stage Israeli high-tech and life-sciences founders.

XFactor Ventures, founded in 2017 and based in New York, is a venture capital firm that focuses on pre-seed and seed-stage investments in companies with at least one female founder. Their mission is to support ambitious entrepreneurs who possess the "X Factor" and the drive to build billion-dollar companies. The firm is known for backing diverse and innovative startups across various sectors, including health tech, AI, e-commerce, and enterprise software. XFactor Ventures has made significant investments in companies like Chief, a private network for women leaders, and MixLab, a provider of personalized pet medications. They have seen successful exits from companies such as Clara Labs, The Inside, and Park Place Payments. The team at XFactor Ventures includes experienced entrepreneurs and investors like co-founders Anna Palmer and Charles Hazard Jr. The firm prides itself on a hands-on approach, providing invaluable resources and guidance to help founders navigate challenges and scale their businesses effectively. XFactor Ventures is part of the Flybridge Capital Partners community, which offers additional support and resources to its portfolio companies. The firm encourages concise and clear pitches from startups that align with their investment focus​.

Xfund is an early-stage venture capital firm that supports lateral thinkers and entrepreneurs who experiment across disciplines. Established in 2014 through a unique partnership with leading venture capital firms and top research universities, Xfund is co-managed by Patrick Chung and Brandon Farwell. The firm focuses on backing founders with multidisciplinary skills and a strong commitment to innovation and execution. Xfund aims to invest in individuals who are not only technically proficient but also possess a deep understanding of their field's broader implications. Their investment approach is designed to provide significant value through a combination of venture capital expertise, university partnerships, and industry connections. This structure allows Xfund to offer unparalleled support to its portfolio companies. The firm has raised several funds, including the latest, Xfund 3, which closed at $120 million. This fund continues Xfund's mission of fostering university-based innovation and supporting startups across various stages of growth. Xfund's notable investments include companies like Philo, Kensho, and 23andMe, reflecting their commitment to high-impact ventures. Xfund operates out of Cambridge, Massachusetts, and Palo Alto, California, reinforcing its connection to leading academic and innovation hubs. For more information, you can visit their official website at xfund.com.

XG Ventures is a Menlo Park-based seed and pre-seed venture capital firm founded in March 2008 by Pietro Dova and Andrea Zurek, both ex-Googlers who had strategic early-employee roles at Google. The firm's thesis is that exceptional early-stage teams need operator capital, not just dollars, and the partners actively advise founders on scaling, monetization, distribution and hiring, drawing on their experience inside one of the most successful technology platforms ever built. Its investment focus skews to consumer internet, mobile, video, gaming, social media and online media, but XG has also been an active B2B and SaaS investor, generally as a co-investor. Check sizes range from $250,000 to $1 million per round, deployed across a portfolio of approximately 109 companies. Outcomes have been strong for a small firm of its size: three unicorns in the portfolio, Genies, Carta and Rappi, three IPOs, including Box on the NYSE and Shift Technologies on NASDAQ in June 2019, and 45 acquisitions. Notable historical investments include Facebook, Box, Carta and Tynker, which was acquired by CodeHS in June 2025. The firm's most recent reported investment was in February 2024 in VectorShift, a software-development applications company; other recent bets include Metoro and Gently. The most recent portfolio exit prior to the Tynker acquisition was Science Exchange in September 2024. By pairing operator capital with the founders' Google pedigree, XG Ventures backs exceptional early-stage consumer-internet, B2B and SaaS teams and has built a track record featuring multiple unicorns, IPOs and dozens of acquisitions.

Xista Ventures is a venture capital firm that focuses on transforming groundbreaking scientific discoveries into commercial ventures. With a strong emphasis on biotech, medtech, and deep tech, Xista operates out of Austria, leveraging its close ties to the Institute of Science and Technology Austria (ISTA). Their portfolio includes innovative companies like Prewave, which uses AI to predict supply chain risks, and VALANX Biotech, known for its precise protein conjugation technology. Xista primarily invests in early-stage startups, guiding them through critical processes such as university agreements, corporate partnerships, and securing funding. Their focus is on startups with a clear impact on human and planetary health. Typical investment stages range from pre-seed to Series A, with Xista often leading rounds. Their companies have raised over €200 million in grants and equity. Founders benefit from continuous support, from due diligence to strategic scaling, with Xista emphasizing long-term partnership and success.

Xplorer Capital, founded in 2011 and based in Menlo Park, California, focuses on investing in early-stage B2B companies that are transforming traditional industries on a global scale. The firm invests across various sectors, including agricultural technology, logistics, healthcare, and advanced manufacturing. Notable investments by Xplorer Capital include Zipline, a leading provider of drones for on-demand delivery services, and FarmWise, which develops robotic equipment for automating weeding on vegetable farms. The firm has also invested in Bigfoot Biomedical, which develops automated insulin delivery systems, and Cargomatic, an on-demand trucking marketplace. Other significant portfolio companies include Wingcopter, known for its innovative drone technology, and Zoox, which offers autonomous mobility solutions. Xplorer Capital's investment strategy involves supporting companies through seed, Series A, and Series B rounds, aiming to leverage their extensive experience and connections to help portfolio companies succeed. The firm emphasizes forming long-term partnerships with entrepreneurs and disruptive technologies that can have a transformative impact on their respective industries​.

XPRESS Ventures is a Berlin-based early-stage venture builder and pre-seed investor founded in 2019 as the in-house venture arm of FIEGE, the global family-owned logistics and contract-logistics group headquartered in Greven, Germany. Operating out of Berliner Maschinenraum, XPRESS Ventures pursues a company-builder model rather than a traditional fund structure, partnering with founders from formation through first commercial scale, often putting FIEGE's operational know-how, warehouse footprint and customer access on the table alongside capital, and it is willing to lead. Its mandate covers the 'infrastructure industries of modern society': LogTech, supply chain, manufacturing, real estate and proptech, transportation, climate tech and energy, security and governance, healthcare logistics, and enterprise software. The team is led by Managing Partner Matthias Friese, a serial founder and digital expert, with Adrian Graf as Partner and COO; FIEGE veteran Bernhard Gold has also been brought in to expand the broader FIEGE Ventures business unit, which includes related vehicle F-LOG Ventures. The portfolio includes Logistikbude in returnable transport-asset management, AutoPallet Robotics in autonomous mobile robots for warehouses, Pyck, its most recent investment in March 2025 in business and productivity software, and several other LogTech and industrial-software companies. Specific fund size and check-size figures are not publicly disclosed; deal sizes are consistent with European pre-seed rounds. By combining a company-builder model with FIEGE's logistics operations and customer access, XPRESS Ventures backs founders building the infrastructure industries of modern society, from logtech and supply chain to proptech, energy and enterprise software.

XRC Ventures is a New York-based venture capital firm and startup accelerator focused on driving innovation in retail technology, consumer goods, and consumer healthtech. Founded in 2015 by Pano Anthos, XRC Ventures supports early-stage startups from pre-seed to Series A through its three main funds: the Accelerator Fund, Opportunity Fund, and Brand Capital Fund. The firm’s approach goes beyond capital by providing comprehensive resources such as mentoring, operational support, and access to a network of over 370 business mentors and 25 strategic corporate partners, including industry giants like Mastercard and The Estée Lauder Companies. XRC Ventures has built a portfolio of over 175 startups that are reshaping their respective industries. Notable investments include Proper Good, a health-conscious meal brand; Billie, a direct-to-consumer razor company; and Recurate, a tech-enabled resale platform. XRC Ventures' accelerator program selects innovative startups and supports them with funding ranging from $100,000 to $300,000, along with tailored guidance on business development, customer acquisition, and fundraising. The program culminates in an annual Demo Day where startups pitch to investors and industry insiders, showcasing their growth and potential for disruption. With a strong commitment to fostering diversity, XRC Ventures actively supports underrepresented founders and is passionate about building a future where innovation thrives across consumer-centric industries.

XTech Ventures is an independent Tokyo-based venture capital firm established in January 2018 to back seed and early-stage Japanese startups across both B2B and B2C. The firm is led by General Partners with public-company management and corporate new-business backgrounds, and it has built a reputation for a pragmatic liquidity philosophy, explicitly framed as 'an IPO is not the only right answer,' actively pursuing dual-track exits via M&A and secondary buyouts in addition to listings on Japanese exchanges, and it is willing to lead. Across three funds the firm now manages approximately JPY 30 billion total in committed capital: Fund I, launched 2018 at JPY 5.2B, Fund II, launched 2021 at JPY 12.3B, and Fund III, which closed at approximately JPY 13B and expanded XTech's mandate to five core areas: Energy, Applied AI, Consumer Experiences, Space & Defense, and Deep Tech. Total portfolio is roughly 73 active companies with 142 to 148 total investments to date. Fund I has already produced 6 IPOs, 11 M&As and 2 secondary exits from 39 companies, and Fund II has notched 3 IPOs and 4 M&As from 60 investments. Hiroki Teshima is a current General Partner, and Satoshi Furukawa is also affiliated with the firm. The most recent reported investment was a Series B-II round into Smooth, in real-estate services, in December 2025. By combining a flexible, dual-track liquidity philosophy with a broad five-area mandate, XTech Ventures backs seed and early-stage Japanese founders across energy, AI, consumer, space, defense and deep tech.

XY Ventures is a $15M seed-stage venture capital fund founded in 2020 by Managing Partner Simon Olson, a former venture capitalist and entrepreneur who is a Founder Institute VC Lab alumnus. The firm operates across two of Europe and North America's most unicorn-dense ecosystems, Stockholm and the Nordics and the San Francisco Bay Area, and explicitly positions itself as a bridge between them. Its investment focus is pre-seed, seed and Series A software with a strong tilt toward disruptive digital and AI businesses; sector breadth in the existing portfolio spans Enterprise Applications, High Tech, HealthTech and roughly a dozen other categories, generally as a co-investor. XY targets companies with Nordic heritage and follows on into accelerator graduates from Techstars, Y Combinator, Founder Institute and Singularity University, leveraging an angel network and Bay Area venture partners for deal flow. Check sizes are reported at $250K to $1M per company, and the team is small, roughly two partners, both US-based. The portfolio includes 18 companies and has produced two IPOs and five acquisitions. Marquee outcomes include SentinelOne, a NYSE IPO in June 2021 at roughly $8.97B market cap, EV Connect, and Laudio, acquired by Ascend Learning in September 2025, the firm's most recent exit. XY's overall investing pace has been deliberately concentrated, with each portfolio company receiving meaningful operator support beyond capital. By bridging the Nordics and the Bay Area and following on into top accelerator graduates, XY Ventures backs Nordic-heritage software and AI founders.

XYZ Venture Capital, founded by Ross Fubini in 2017, focuses on early-stage investments in fintech, enterprise, and what they call "tech-forgotten" sectors like insurance and public services. Their notable portfolio includes companies such as Anduril, Mosaic, and Saltbox, many of which have ties to Fubini's strong network, especially with Palantir alumni. The firm’s strategy emphasizes rapid execution, helping founders accelerate their business from idea to Series A with hands-on support in areas like go-to-market strategy, fundraising, and product development. XYZ targets investments primarily in the U.S., with a presence on both coasts, and prefers to back founders who are solving hard societal problems, especially leveraging technologies like AI. The average check size isn’t disclosed, but the firm has raised several significant funds, including an $80M Fund II, to fuel early-stage growth. XYZ often leads rounds and positions itself as a deeply engaged partner, offering more than just capital. They look for founders who are curious, adaptable, and committed to execution, and prioritize building close, long-term relationships. The team includes key partners like Chauncey Hamilton and Art Clarke, both of whom bring extensive venture and operational experience. Together, they help XYZ become an indispensable partner to founders, offering deep industry expertise and critical connections to propel startups forward..