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Excel Venture Management is a venture capital firm that was founded in 2008 and is based in Boston, Massachusetts. The firm has managed one fund with committed capital of $125 million, and the firm is currently raising the second fund. Excel Venture Management seeks to make equity investments into life science companies from early to late stages. The typical investment size ranges from $3 million to $ 5million. The firm plans to invest in 4-5 companies over the next 6-9 months and prefers to invest in companies based in US.

Greenhouse Capital Partner is a venture capital firm that was founded in 2006 and is based in Sausalito, California. The firm selectively makes equity investments into life science companies in seed stage and series A financing round, but it also provides growth equity to highly capital efficient companies that can achieve cash flow break-even within two years. The typical investment size ranges from $0.25 million to $2 million.The firm focuses on investments in US based companies.

Sofinnova Ventures was founded in 1974 and is based in Menlo Park, CA. The firm has approximately $1b of assets under management, and makes life science investments from two fund families; the main Sofinnova Ventures fund and Sofinnova HealthQuest Capital. Sofinnova Venture Partners IX closed at $500 million in 2014, and the debut HealthQuest fund closed at $110 million in 2014. The firm makes investments in the form of equity (preferred stock) and is an activist investor; the firm prefers to lead investments, take a board seat at its portfolio companies and be actively involved in company management. Sofinnova Ventures plans to make 4-6 new investments in life science companies in 2014. 

The Sofinnova Ventures main fund invests in biopharmaceuticals and typically makes initial investments of $5-15m, with the potential for a total investment of $15-30m. The fund invests in companies based in North America or Europe. 

HealthQuest Capital invests in non-biopharmaceutical life science and medtech companies and typically makes initial investments of $2-3m, with the potential for total investments of $5-6m. HealthQuest Capital is a venture growth fund focused on commercial-stage technologies, and only invests in companies headquartered in North America (particularly the US Southeast or West Coast).

Horizon Technology Finance is a venture lending, investment and financial services management company that was founded in 2003 and is headquartered in Farmington, Ct with additional offices in Walnut Creek, CA and Reston, VA. The firm controls approximately $200 million in assets under management and look to provide senior or subordinate loans to companies in the range of $2 to $20 million dollars, and often syndicates much larger deals. The firm prefers to lead or co-lead investments that they are involved in and looks to be involved in 15 deals in the next 6-9 months. The firm provides capital to companies located throughout the United States and Canada.