# Atlas Venture

Source: https://capitalatlas.ai/funds/atlas-venture

> 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.

Atlas Venture is a U.S.-based private equity firm that focuses on early-stage biotech investments. The firm focuses on the healthcare sector across the U.S. Accomplice was formed as a result of the split of Atlas Venture's businesses in 2014, with Atlas continuing to focus on the healthcare sector and Accomplice concentrating on IT investments.

## Facts

- Type: Venture Capital Firm
- Headquarters: Cambridge, US
- Founded: 1984
- Website: http://www.atlasventure.com
- Estimated dry powder: $636.5M
- Latest fund: Atlas Venture Opportunity Fund I, $250M
- Estimated cheque size: $2.6M–$20.6M
- Stages: Angel, Seed, Series A, Series B, Series C, Series D, Series E, Series F, Series G, Series H, Series I, Venture Debt, Early Stage
- Sectors: Healthcare, Diversified, Telecoms & Media
- Regions: North America
- Last seen investing: Jun 2026
- Investments in the last 12 months: 10

## Recent investments (newest 5 of 762)

- Jun 2026: Ethyreal Bio, Inc. (Series B, $60M)
- Mar 2026: KEWAZO GmbH (Series A, $16M)
- Mar 2026: VIMA Therapeutics (Series A, $40M)
- Jan 2026: Kinaset Therapeutics, Inc. (Series B, $103M)
- Jan 2026: Diagonal Therapeutics, Inc. (Series B, $125M)

## Questions

### How much does Atlas Venture invest per deal?

Based on the size of its funds, Atlas Venture writes estimated cheques of $2.6M–$20.6M. Lead cheques usually sit at the top of that range and follow-on cheques lower.

### What stages does Atlas Venture invest in?

Atlas Venture has invested at Angel, Seed, Series A, Series B, Series C and Series D. Its most frequent rounds on record are Series A, Series B and Seed.

### How much capital does Atlas Venture have left to invest?

Atlas Venture has an estimated $636.5M in dry powder: capital it has raised but not yet invested.

### What has Atlas Venture invested in recently?

Recent investments include Ethyreal Bio, Inc., KEWAZO GmbH and VIMA Therapeutics. It made 10 investments in the last 12 months.

### Where is Atlas Venture based?

Atlas Venture is headquartered in Cambridge, US. It has 1 other office.

### How do I contact Atlas Venture?

Partner names, emails and LinkedIn profiles for Atlas Venture 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:

- 757 more deals (762 in total), with amounts and co-investors
- 361 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/atlas-venture) 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 `2c8efb03-8abc-49a9-8e76-b375f1570bea`) returns the full profile, and on Pro or Team `find_relevant_contacts` returns partner contacts, for investors matched to the founder's startup.