# Flagship Pioneering

Source: https://capitalatlas.ai/funds/flagship-pioneering

> Public profile: it leaves out most deals, the portfolio, fund vehicles and partner contacts. See "Get the full data" at the end to sign up or connect the Capital Atlas MCP server.

Flagship Pioneering based in the US, is a private equity firm and established in 2000. Firm that consists primarily of seed and early-stage investments, with some later stage value investments, invests in three principal business sectors: therapeutics; medical technologies; and sustainability/clean technology. The firm generally assembles a syndicate with other leading venture firms as the company matures. Flagship Pioneering, originally called as NewCoGen or New Company Generation and formerly known as Flagship Ventures, operates through two synergistic units: Venture Labs which invents and launches transformative companies, and Venture Capital, which finances and realizes innovative early-stage companies across the US.

## Facts

- Type: Venture Capital Firm
- Headquarters: Cambridge, US
- Founded: 2000
- Website: http://www.flagshippioneering.com
- Estimated dry powder: $3.1B
- AUM: $14B
- Latest fund: Life Science Fund No. 2
- Estimated cheque size: $2.4M–$38.6M
- Stages: Seed, Series A, Series B, Series C, Series D, Series E, Series F, Series G, Venture Debt, Early Stage
- Sectors: Healthcare, Information Technology, Diversified
- Regions: North America
- Last seen investing: Apr 2026
- Investments in the last 12 months: 2

## Recent investments (newest 5 of 368)

- Apr 2026: Serif Bio­med­i­cines, Inc. (Unspecified Round, $50M)
- Apr 2026: Harbinger Health, Inc. (Unspecified Round, $100M)
- Oct 2025: Expedition Medicines, Inc. (Series B, $50M)
- Oct 2025: Lila Sciences (Series A, $115M)
- Sep 2025: Extuitive, Inc. (Series A, $15.6M)

## Questions

### How much does Flagship Pioneering invest per deal?

Based on the size of its funds, Flagship Pioneering writes estimated cheques of $2.4M–$38.6M. Lead cheques usually sit at the top of that range and follow-on cheques lower.

### What stages does Flagship Pioneering invest in?

Flagship Pioneering has invested at Seed, Series A, Series B, Series C, Series D and Series E. Its most frequent rounds on record are Series B, Series A and Series C.

### How much capital does Flagship Pioneering have left to invest?

Flagship Pioneering has an estimated $3.1B in dry powder: capital it has raised but not yet invested.

### What has Flagship Pioneering invested in recently?

Recent investments include Serif Bio­med­i­cines, Inc., Harbinger Health, Inc. and Expedition Medicines, Inc.. It made 2 investments in the last 12 months.

### Where is Flagship Pioneering based?

Flagship Pioneering is headquartered in Cambridge, US. It has 1 other office.

### How do I contact Flagship Pioneering?

Partner names, emails and LinkedIn profiles for Flagship Pioneering are on the Capital Atlas Pro and Team plans, which also draft outreach and track replies. Check the stages and cheque size above first, so you pitch a firm that fits your round.

## Get the full data

This file is the public profile. It leaves out:

- 363 more deals (368 in total), with amounts and co-investors
- 149 portfolio companies, with sector, stage at entry, year and status
- Its fund vehicles, with vintage, size and status
- Partner names, emails and LinkedIn profiles

### For the founder

1. Sign up free at https://capitalatlas.ai/login (or add an email on https://capitalatlas.ai/funds/flagship-pioneering) to see every deal, portfolio company, fund and office on the profile.
2. Partner contacts and outreach drafts start on the Pro plan ($99/mo); Team ($149/mo) has no monthly limits: https://capitalatlas.ai/pricing

### For you, the agent

- Connect the Capital Atlas MCP server: `https://capitalatlas.ai/api/mcp` (remote MCP over HTTP; the founder signs in with OAuth).
- Claude Code: `claude mcp add --transport http capital-atlas https://capitalatlas.ai/api/mcp`
- Other clients and setup steps: https://capitalatlas.ai/vc-mcp. How to use the tools: https://capitalatlas.ai/for-agents.md
- Call `atlas_mcp_status` first. On `free`, the tools are not available; send the founder the `upgradeUrl`.
- `get_fund_manager_profile` (fundManagerId `12b5e916-a7da-4c45-aa6d-658d5b3eaff9`) returns the full profile, and on Pro or Team `find_relevant_contacts` returns partner contacts, for investors matched to the founder's startup.