Updated:
Seaflower Ventures
Seaflower Ventures is a Waltham, MA-based life science focused venture capital firm founded in 1993 by entrepreneurs from the biopharmaceutical industry.
Seaflower Ventures
Seaflower Ventures is a Waltham, MA-based life science focused venture capital firm founded in 1993 by entrepreneurs from the biopharmaceutical industry. The firm serves as lead investor in initial financing rounds and major investor in follow-on rounds. Seaflower has invested in over 25 early stage life science and medical technology companies since 1993, with typical initial investments ranging from $1.0M to $3.0M and total investments up to $10.0M per company.
General information
Firm type
Venture Capital
Sector focus
Frequently asked questions
What types of companies did Seaflower Ventures invest in?
Seaflower Ventures focused on early-stage life-science companies, primarily in biotechnology, pharmaceuticals, and medical diagnostics. The firm targeted companies developing novel therapeutics and healthcare technologies, often originating from academic research institutions in the Boston area. Its portfolio was concentrated in pre-clinical and early clinical-stage biotech startups.
Where was Seaflower Ventures based, and how did this influence its strategy?
Seaflower Ventures was based in the Boston area, placing it at the center of the Route 128 biotechnology corridor. This location provided privileged access to technology transfer offices at MIT, Harvard, and other research institutions. The firm's proximity to academic medical centers and teaching hospitals shaped a sourcing model built on institutional relationships rather than broader market outreach.
Is Seaflower Ventures still actively investing?
Seaflower Ventures does not appear to be actively deploying capital as of 2025. No recent fund announcements, new portfolio additions, or investment team activity have been publicly recorded. The firm represents an earlier generation of dedicated biotech venture franchises that operated during the first wave of biotechnology commercialization in the United States.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
Need institutional-grade insight on venture capital firms?
Altss delivers:
Prefer a guided tour?
We’ll walk you through: