Flagship Pioneering portfolio

Flagship Pioneering (Venture capital) is known to hold 34 companies, 15 of them startups. 18 of them are hiring now, with 368 open roles. Most of them work in Drug Discovery, Medical AI, Synthetic Biology.

Source: Alion Venture capital Oct 18, 2026
Investments
34
15 of them startups
Hiring now
18
368 open roles
Exits
14

Companies Flagship Pioneering has invested in

Lila Sciences AI for Science · United States Venture round $200M · 19 mo ago 105 roles portfolio pageSep 25
Cellarity Drug Discovery · United States Venture round $121M · 4 yr ago 2 roles portfolio pageSep 25
Tessera Therapeutics Rare Disease Therapeutics · United States Venture round $230M · 5 yr ago 4 roles portfolio pageSep 25
Inari Agriculture Seeds · United States Venture round $207.6M · 5 yr ago 3 roles portfolio pageSep 26
Moderna Prescription Drugs · United States 203 roles portfolio pageSep 25
Generate:Biomedicines Biologics & Biosimilars · United States 15 roles portfolio pageSep 25
mirai_bio Drug Discovery · United States 4 roles portfolio pageSep 25
Terrana Biosciences Agricultural Biotechnology · United States 4 roles portfolio pageSep 25
Abiologics Synthetic Biology 2 roles portfolio pageSep 25
Alltrna Cell & Gene Therapy 2 roles portfolio pageSep 25
Harbinger Health Medical AI · United States 2 roles portfolio pageSep 25
Invaio Sciences Agricultural Biotechnology 2 roles portfolio pageSep 25
Ring Therapeutics Drug Discovery · United States 2 roles portfolio pageSep 25
Valo Health Drug Discovery · United States 2 roles portfolio pageSep 26
ProFound Therapeutics Precision Medicine · United States 1 role portfolio pageSep 26
Serif Biomedicines Drug Discovery · United States 1 role portfolio pageSep 25
Apriori Bio Vaccines portfolio pageSep 25
ENAI Agriculture, LLC Crop Protection portfolio pageSep 26
Expedition Medicines Drug Discovery · United States portfolio pageSep 25
Indigo Ag United States portfolio pageSep 25
Metaphore Immunology & Inflammation Therapeutics · United States portfolio pageSep 25
Montai Therapeutics Drug Discovery portfolio pageSep 25
Quotient Therapeutics Drug Discovery · United States portfolio pageSep 25

Focus

Markets
Drug Discovery32%
Medical AI9%
Synthetic Biology6%
Biologics & Biosimilars6%
Cell & Gene Therapy6%
Rare Disease Therapeutics6%
Vaccines6%
Machine Learning6%
Where its companies are
United States50%
Stage of its companies
Venture, series not stated100%

Questions about Flagship Pioneering

How many companies has Flagship Pioneering invested in?

Flagship Pioneering is known to hold 34 companies: 15 startups, and 14 exits so far, read from its own portfolio page and the funding rounds that name it.

Is Flagship Pioneering investing now?

Flagship Pioneering has no round in the press in 12 months and no new company on its portfolio page in 90 days.

What does Flagship Pioneering invest in?

The markets of the companies Flagship Pioneering holds: Drug Discovery (32%), Medical AI (9%), Synthetic Biology (6%), Biologics & Biosimilars (6%), Cell & Gene Therapy (6%).

Which Flagship Pioneering portfolio companies are hiring?

18 companies Flagship Pioneering holds are hiring now, with 368 open roles listed on this page.

Who does Flagship Pioneering invest alongside?

The investors that hold the most companies together with Flagship Pioneering: ARCH Venture Partners, Nextech Invest, RA Capital Management.

How this page is made

A company counts as a holding when the investor’s own portfolio page links to it, a program’s catalog lists it, or a funding round in the press names the investor. The numbers are rebuilt every night; each company shows where it came from and when it was first seen.

Sources: its portfolio page, read Oct 3

Flagship Pioneering portfolio: 34 known companies. Alion, Oct 18, 2026. https://alion.io/company/flagshippioneering/portfolio

Licence: CC BY-SA 4.0JSON