The venture capital industry in Connecticut is a dynamic and fast-paced sector that plays a crucial role in fostering innovation and growing startups. The firms operate in diverse sectors such as technology, healthcare, and finance, providing capital and resources to companies at every stage of development. These firms offer funding, strategic advice, and valuable networks, contributing to the state's economic growth and technological advancement. The industry's future appears increasingly robust, with the emergence of new strategies like corporate venture capital and the rise of startups focusing on groundbreaking technologies.


Top 24 venture capital firms in Connecticut

1. Spencer Trask & Co.

Spencer Trask & Co. is an investment banking firm with a rich legacy of discovering and funding innovative ventures in various industries. They have played a significant role in the development of breakthrough technologies like artificial intelligence, stem cell therapy, and genomic medicine. The company connects investors with entrepreneurs to drive global prosperity and revolutionize different sectors. With a focus on transformative ideas, Spencer Trask & Co. has been instrumental in shaping the future of innovation.


2. Connecticut Innovations

Connecticut Innovations is a venture capital firm that provides financing and ongoing support for innovative, growing companies. They offer flexible financing capital for every stage of business development and tap into exclusive brain trust connections.


3. Fairview Capital Partners

Fairview Capital Partners, Inc. is a SEC Registered Investment Advisor that offers investment funds management services.


4. Vc23

  • Website: vc23investors.com
  • Headquarters: Avon, Connecticut, United States
  • Founded: 2007
  • Headcount: 1-10
  • Latest funding type: Series Unknown
  • LinkedIn

VC23 Investors is an investment firm that focuses on early-stage companies with breakthrough technologies and robust intellectual property in the life sciences and other technology-driven markets.


5. Peter Holden

Dunworth Capital is an investment bank that focuses on providing risk capital to exceptional deeptech start-ups and spin-outs sourced from scientific communities across the world. They help their investee companies to greatly reduce the risks of tech commercialization, generate early revenues through strategic licensing, global business development and cross-border partnerships and JVs.


6. Cigna Ventures

Cigna Ventures is a venture capital firm focused on health care sector. It provides funding to startups offering digital solutions in health care space.


7. Realist Ventures

Realist Ventures is an early-stage venture capital fund based in Connecticut, investing in diverse founders and ideas at pre-seed and seed stages of SaaS, technology, biotech, and software companies. They leverage innovation and market insight to achieve market outperformance for themselves and their founders while aligning both parties for optimal returns and success.


8. Old Greenwich Capital Partners

  • Website: ogcap.com
  • Headquarters: Old Greenwich, Connecticut, United States
  • Founded: 2005
  • Headcount: 11-50
  • LinkedIn

Old Greenwich Capital Partners is a private equity firm focused on investing and co-investing in growth and pre-IPO companies. They offer direct liquidity solutions to their network. They are market-leading brokers, acting as agents or intermediaries for buyers and sellers in the private secondary market.


9. Angel Investor News

Angel Investor News is a financial firm that provides angel investment, business funding, venture capital, &a; business development services.


10. Oak HC/FT

  • Website: oakhcft.com
  • Headquarters: Stamford, Connecticut, United States
  • Founded: 2014
  • Headcount: 11-50
  • LinkedIn

Oak HC/FT is a leading investment firm dedicated to healthcare and fintech. With a proven track record of success, we partner with exceptional entrepreneurs who are shaping the future of these sectors. Our team is passionate about driving transformation and innovation in healthcare and fintech.


11. Tidal River Women's Investor Group

Tidal River is a women-led angel investor network that funds early-stage companies in Connecticut and aims to encourage and support women investors in participating in deals.


12. DSHG Sonic

  • Website: dshgsonic.com
  • Headquarters: West Hartford, Connecticut, United States
  • Founded: 2015
  • Headcount: 1-10
  • LinkedIn

DSHG Sonic is a strategy partner, marketing agency and sales multiplier helping technology startups with idea validation, MVP development, fundraising, and scaling. With years of experience, they guide founders from startup idea to global brand.


13. Yale Office of Cooperative Research

  • Website: ocr.yale.edu
  • Headquarters: New Haven, Connecticut, United States
  • Founded: 1982
  • Headcount: 11-50
  • LinkedIn

Since its founding in 1982, the Yale Office of Cooperative Research (OCR) has built a significant portfolio of inventions and patents and has grown into an engine of regional economic development. Its mission is to facilitate the translation of research from Yale University's labs into products and services that benefit society. OCR is recognized as a leading force for catalyzing economic growth by identifying, counseling and nurturing early-stage technologies and guiding the transition into robust companies.


14. Yale Africa Startup Review

  • Website: yasr.org
  • Headquarters: New Haven, Connecticut, United States
  • Founded: 2020
  • Headcount: 1-10
  • LinkedIn

Yale Africa Startup Review (YASR) is a student and alumni-driven platform that showcases innovative startups from all 54 African countries. YASR aims to attract investors and stakeholders to the African startup ecosystem by sharing stories of innovation, scalability, and impact.


15. Innovating Capital

Innovating Capital is an investment company that believes in the transformative power of technology. They focus on backing innovative founders who are driving positive change. With their domain expertise, they ensure value creation and help bring about disruptive impact on society.


16. Hutensky Capital Partners

  • Website: hcpfund.com
  • Headquarters: Hartford, Connecticut, United States
  • Founded: 1979
  • Headcount: 11-50
  • LinkedIn

HCP Fund is an investment company that focuses on recapitalization and development equity. They offer funding for joint venture equity in various industries.


17. Convergence Inc

  • Website: convergenceinc.com
  • Headquarters: South Norwalk, Connecticut, United States
  • Founded: 2013
  • Headcount: 11-50
  • Latest funding type: Series Unknown
  • LinkedIn

Convergence offers data and insights into the daily activities of the financial industry, providing transparency and optimizing business models. They help advisors raise assets, improve efficiency, manage service providers, and identify emerging risks. For investors and consultants, their data enhances operational due diligence and fiduciary stewardship. They cater to various industry players, including private and public fund advisers, hedge funds, fund administrators, audit firms, and alternative funds.


18. Thomas, McNerney & Partners

Thomas McNerney & Partners is an investment firm providing capital to life sciences and medical technology companies at various stages of development.


19. Fidelman & Company

  • Website: fidelmanco.com
  • Headquarters: Greenwich, Connecticut, United States
  • Founded: 2015
  • Headcount: 11-50
  • LinkedIn

Fidelman & Co. is a management consulting firm specializing in strategy and finance for early to mid-stage companies. They offer services such as fundraising strategy, M&A advisory, research & analysis, financial modeling, and valuation analysis. Their team of experts creates custom-built, comprehensive financial models for clients, providing accurate and defensible valuation analysis. Fidelman & Co. works closely with each client to understand their business goals and provide unique solutions to increase transaction success.


20. Partners on Prospect

Partners on Prospect is an organization that connects promising entrepreneurs with investors and mentors to help them achieve their business goals. They host events where entrepreneurs can present their ventures and receive valuable feedback and connections to help them succeed.


21. the Brightstar Foundation LTD

BrightStar Wisconsin Foundation is a non-profit organization focused on funding for-profit early-stage companies. It works with works with government, educational institutions, other charitable organizations, angel groups, and venture funds to identify, invest or co-invest in, mentor, and promote fast growing early-stage companies to create technology-based jobs in Wisconsin. BrightStar Wisconsin Foundation was founded in 2013 and is based in Milwaukee, Wisconsin.


22. Positive Sum

Positive Sum Advisors is a company that helps founders build their companies and tell their stories. They are experienced in meeting talented entrepreneurs and investors globally to deploy their network for portfolio companies.


23. Fiondella, Milone & LaSaracina LLP | FML

  • Website: fmlcpas.com
  • Headquarters: Glastonbury, Connecticut, United States
  • Founded: 2002
  • Headcount: 51-200
  • LinkedIn

FMLCPAS is a regional, multidisciplinary advisory firm with national experience and a global perspective. They offer a wide range of services including assurance and advisory, audit, review and compilation, employee benefit plans, IT service organization controls, business consulting, tax planning and compliance, transaction services, and more.


24. AltEnergy, LLC

AltEnergy LLC is an entrepreneurial investor in alternative energy projects.


Want to find more venture capital firms?


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