Venture Capital Firms in Greenwich

First In Ventures is a venture capital firm founded in 2020, headquartered in Greenwhich, Connecticut. They are an early-stage biotech investment firm, providing seed capital, follow-on capital, and valuable industry experience at the intersection of genomics and data science. Our team focuses on early stage biotech companies with talented founders, where we can provide mentoring and business advice, in addition to seed stage capital. We are passionate about life sciences and willing to work with founders to do what is necessary to help them succeed. First In Ventures has partnered with one of the leading life sciences accelerators to provide early stage capital, (often first money in), as well as mentoring and management advice to founders in the life sciences field. They are willing and able to write the first check and help to create the company and structure from the ground up.. Beyond capital, First In Ventures provides strategic mentorship and business guidance to help founders navigate the complexities of the security technology landscape. Their team comprises founders, builders, and advisors with deep backgrounds in military service, cybersecurity, technology, and business development. This combination of operational experience and investment expertise enables First In to identify and accelerate innovative startups that address critical security challenges for both public and private sectors.

G Squared is a global venture capital firm specializing in growth-stage technology investments. Founded in 2011 and headquartered in Chicago, with offices in San Francisco, Zurich, and Miami, the firm focuses on providing both primary and secondary capital to dynamic private companies. G Squared's investment strategy addresses the evolving needs of venture-backed companies that remain private longer, offering liquidity solutions to early investors and employees while supporting ongoing growth. The firm's portfolio includes high-profile companies such as Airbnb, Spotify, Snapchat, and Twitter, reflecting its commitment to backing transformative businesses across various sectors. G Squared employs a unique combination of quantitative analysis and deep sector expertise to identify and invest in companies that leverage technology to improve lives and disrupt industries. Their approach encompasses investments in both primary funding rounds and the secondary market, acquiring existing shares from stakeholders seeking liquidity. With a concentrated portfolio and a track record of delivering strong returns, G Squared has established itself as a leading venture capital firm in the technology sector. The firm's strategic investments and hands-on support aim to drive value creation and long-term success for its portfolio companies. G Squared's commitment to innovation and adaptability positions it as a trusted partner for companies navigating the complexities of growth and market expansion.

Tamarack Global, founded in 2018 and based in Greenwich, Connecticut, is a venture capital firm focused on investing in early-stage deep-tech companies. The firm seeks exceptional founders and companies that are shaping the future through bold innovations in emerging and transformative markets. Tamarack Global’s investment philosophy centers on understanding the complex, interconnected digital and real economies and capitalizing on new technologies and business models as they evolve. The firm operates as a network of seasoned hedge fund managers, family offices, technologists, and entrepreneurs, leveraging unique insights into frontier markets such as electrification, space logistics, autonomy, data intelligence, and digital assets. Tamarack Global has a track record of seed investments that have attracted follow-on funding from top-tier venture capital firms like Andreessen Horowitz, Atomico, Tencent, and Fidelity. Tamarack Global’s portfolio includes companies like Avery, which is pioneering bioengineering on a chip, Dataminr, an AI-driven real-time data insights platform, and Impulse Space, which provides in-space logistics services. The firm emphasizes the importance of new tools and syndicates to bridge knowledge gaps between the real and digital economies, aiming to identify and capitalize on market opportunities created by rapid technological change.

Teamworthy Ventures is a venture capital firm founded in 2014, headquartered in Greenwich, Connecticut, with additional offices in New York and Nashville. The firm partners with exceptional entrepreneurial teams to build companies characterized by purpose, integrity, and enduring value. Teamworthy emphasizes long-term relationships, strategic mentorship, and operational support, going beyond capital to help founders scale their businesses. The firm invests flexibly across various stages, including pre-seed, seed, early, and growth-stage rounds, with a strong focus on software, software-enabled services, and technology-driven innovation. Their portfolio includes leading companies in sectors such as fintech, healthtech, edtech, AI, cybersecurity, and more. Teamworthy is known for its collaborative approach, leveraging data-driven insights and a proprietary scoring methodology to identify and support high-impact startups. Teamworthy Ventures is led by Managing Partner Thomas D. Lehrman, Partner Stephen Schmalhofer, and a diverse team of investment professionals and venture partners. The firm has made over 60 investments and continues to expand its network of portfolio companies and talent. Teamworthy’s mission is to be a worthy partner by fostering enduring relationships and driving lasting success for both entrepreneurs and investors.