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Commonwealth Fusion Systems
- Energy and power
- Devens, Massachusetts
- Coverage
- 3 of 5 sections
- Facts
- 5
- People
- 1
- Rounds
- 1
Identity & facts
sourced where a source is recorded- Website
- cfs.energy · as of 2026-09-24 Commonwealth Fusion SystemsSign in to report an error: Website
- Founded
- 2018 · as of 2026-07-30 Commonwealth Fusion SystemsSign in to report an error: Founded
- Headquarters
- Devens, Massachusetts · as of 2026-07-30 Commonwealth Fusion SystemsSign in to report an error: Headquarters
- Sector
- fusion energy · as of 2026-07-30 Commonwealth Fusion SystemsSign in to report an error: Sector
- Total raised
- $4 billion · as of 2026-07-30 Commonwealth Fusion SystemsSign in to report an error: Total raised
- Geography
- Devens, Massachusetts Sign in to report an error: Geography
Intelligence — the view
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- Inflections
- 0
- Rounds
- 1
- Sources
- 2
What changed
No changes recorded.
| Round | Date | Raised | Post-money | Lead(s) | Source | Report an error |
|---|---|---|---|---|---|---|
| additional equity financing | 2026-07-30 | $1.00B | Not recorded | Not recorded | Commonwealth Fusion Systems | Sign in to report an error: additional equity financing, 2026-07-30 |
Round history is public and sourced.
| Name | Role | Source | Report an error |
|---|---|---|---|
| Bob Mumgaard | Chief Executive Officer and Co-founder | Commonwealth Fusion Systems | Sign in to report an error: Bob Mumgaard |
Attribution — every claim on this page traces to one of these
| Publication | What it supports | Accessed |
|---|---|---|
| Commonwealth Fusion Systems Raises Another $1 Billion, Bringing Total Capital Raised to $4 Billion opens in a new tab | Founded, Headquarters, Sector, Total raised, Funding, People | accessed |
| Home | Commonwealth Fusion Systems opens in a new tab | Website | accessed |