Flagship Pioneering is an accelerator and venture capital firm. Based in Cambridge, Massachusetts, United States. Known portfolio companies include Lila Sciences, Harbinger Health, Ampersand Biomedicines, Etiome, Expedition Medicines and Extuitive, 9 companies in all.
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Investment focus
Who to pitch at Flagship Pioneering
Flagship Pioneering portfolio companies (9)
- Lila Sciences
- Harbinger Health
- Ampersand Biomedicines
- Etiome
- Expedition Medicines
- Extuitive
- Foghorn Therapeutics
- Serif Biomedicines
- Terrana Biosciences
Co-investors
Funds that share portfolio companies with Flagship Pioneering.
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About Flagship Pioneering
The firm's listing covers sectors AI, Climate, Food and Healthcare, and focus areas AgriTech, Biotech, Drug Discovery and FoodTech; known deals cluster at Late-Stage, Seed and Series A.
Of the 46 people on file at Flagship Pioneering, Ignacio Martinez (General Partner), Lovisa Afzelius (General Partner) and Noubar Afeyan (Founder) are listed as the contacts to approach first.
Across the known portfolio, 14 co-investors appear alongside Flagship Pioneering, including Modi Ventures, Catalyst Fund and Altitude Life Science Ventures.
Frequently asked questions
What is Flagship Pioneering?
Flagship Pioneering is an accelerator and venture capital firm based in Cambridge, Massachusetts, United States, with a known portfolio of 9 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does Flagship Pioneering invest in?
Listed sectors include AI, Climate, Food and Healthcare; listed focus areas include AgriTech, Biotech, Drug Discovery and FoodTech. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does Flagship Pioneering invest at?
The known deals of Flagship Pioneering include Late-Stage, Seed and Series A rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at Flagship Pioneering?
3 of the 46 people on file at Flagship Pioneering are listed as contacts for the firm. All 46 have their own profile page.
How do I contact Flagship Pioneering?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 46 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal