Twilight Venture Partners

Twilight Venture Partners was a venture capital firm based in Cambridge, Massachusetts, that historically focused on early-stage investments in the life sciences and healthcare sectors. The firm specialized in identifying and supporting innovative biotechnology, medical device, and healthcare information technology companies during their seed and Series A stages. Led by Managing Director Douglas Onsi, the firm provided both capital and strategic guidance to its portfolio companies, which included ventures like Health Dialog and Pericor Science. While the firm is no longer actively seeking new investment opportunities, it remains a significant entity in the history of its principals' careers, particularly as a precursor to their leadership roles in companies like Leap Therapeutics. The firm’s investment strategy emphasized high-growth potential and transformative medical solutions.