VC Catalog · venture ecosystem research library
VC Catalog home Beta

Company

Project Big Stone

Rocket Ship RatingBased on the data VC Catalog holds.

Rocket Ship Rating: 25 out of 100

  • Clean energy & storage
Business model
B2B
Open relationship map
Claim, correct or request removal

Record updated 28 September 2026

About

The world's largest thermal battery

Loading relationship preview

Cookies on VC Catalog

We use necessary cookies to run the site (sign-in, security, remembering this choice). With your permission we also use Google Analytics to understand how the site is used. Analytics cookies are set only if you accept all cookies. Privacy policy