CFS
Series BCFS is a privately held company based in United States, founded in 2018. The latest disclosed round is Series B ($863m), dated Aug 28, 2025. Institutional investors on record include Khosla Ventures.
United States · EST 2018
What is CFS?
CFS is a privately held company based in United States, founded in 2018. The latest disclosed round is Series B ($863m), dated Aug 28, 2025. Institutional investors on record include Khosla Ventures. Provider of tokamak nuclear fusion reactors. CrackTheDeck lists dated rounds and linked fund profiles so founders can see who is already on the cap table before a pitch. Round sizes are shown only when disclosed. Empty fields mean the figure was not in those records. Open a fund name to read that firm's thesis, reported AUM, and recent dated deals. This page is compiled from financings linked to catalog funds. It is not a complete cap table. Founders use this card to check the latest disclosed round, amount, and syndicate before a meeting.
Which funds backed CFS?
Who invested in CFS?
Funds on the dated round table. Open a name to read the fund card.
| Investor | Round | Amount | Date |
|---|---|---|---|
| Khosla Ventures | Series B | $863m | Aug 28, 2025 |
What do founders ask about CFS?
What is CFS?
CFS is a privately held company based in United States, founded in 2018. The latest disclosed round is Series B ($863m), dated Aug 28, 2025. Institutional investors on record include Khosla Ventures. Provider of tokamak nuclear fusion reactors. CrackTheDeck lists dated rounds and linked fund profiles so founders can see who is already on the cap table before a pitch. Round sizes are shown only when disclosed. Empty fields mean the figure was not in those records. Open a fund name to read that firm's thesis, reported AUM, and recent dated deals. This page is compiled from financings linked to catalog funds. It is not a complete cap table. Founders use this card to check the latest disclosed round, amount, and syndicate before a meeting.
What was CFS's last funding round?
CFS's latest disclosed round is Series B at $863m (Aug 28, 2025).
Who invested in CFS?
CFS has 1 institutional investors on this page, including Khosla Ventures.
How does CrackTheDeck cover CFS?
This startup card lists dated rounds and linked fund profiles so founders can see who is already in the cap table before a pitch.
How is this page compiled?
Round, amount, and investor names on the CFS card come from dated financings linked to fund profiles in CrackTheDeck. Empty fields mean the figure was not in those records. Updated Aug 2026.