Cambridge Heavy Industries
Cambridge Heavy Industries Inc.
We have developed a modular, benchtop-scale fusion system for tritium production, creating the backbone of the fusion fuel supply chain.
cambridgeheavy.xyz · Cambridge, MA
Funding event
The round itself, as filedInferred stageSeries A
Sold of offered$7.2M of $8.5M
Filed2026-10-07
Days since filing11
- Exemption claimed
- Rule 506(b)
- First-ever Form D
- Yes
- Date of first sale
- 2026-09-22
Investors
No investors named: Form D does not list them
Officers on the filing
Names and roles as filed; addresses are never stored- Yun KaiExecutive Officer · Director
- Raffi FreemanExecutive Officer · Director
- Matthew NordanDirector
Health flags
Three flags, each with the raw inputs behind it · as of 2026-10-17UndersubscribedNot flagged84.2% sold0.8 months since first sale
Prior raiseNot flaggedPrior raise not known—
AmendedNot flaggedNo amendmentNo D/A on file
Open roles
On the employer's own careers page · checked 2026-10-080
Pre-posting windowNot enough dataShown once this sector and stage have 20 observed lags from filing to first posting.
No open roles foundWe read careers pages daily.
Also raised in Climate
Same sector, 28 days to 2026-10-18Sapphire TechnologiesSeries A · $8.9M of $12.8M · Cypress, CAQuietExploreTechSeries A · $8.3M of $8.3M · San Diego, CAHiring actively
26 rounds in Climate in the 28 days to 2026-10-17, against 13 in the 28 days before.