The Engine

Venture Capital

MIT-backed venture firm investing in tough-tech companies solving the world's biggest problems.

Profile

Headquarters
Cambridge, US
Investments
7
Companies
1

Capital

Total Deployed
$1.2B
Lead Rounds
1
Website
engineventures.com

Portfolio

1 company
Form Energy $1.2B
Private Somerville, US

Developing low-cost, multi-day energy storage using rechargeable iron-air batteries capable of delivering electricity for 100 hours at less than 1/10th the cost of lithium-ion. The batteries work by reversibly rusting and de-rusting iron using water and air. Manufacturing at Form Factory 1 in Weirton, West Virginia (550,000 sq ft). Signed $1B deal with Google for 300MW/30GWh system powering its Minnesota data center. Planning IPO in 2027.

Investment data is compiled from multiple independent sources including company announcements, press coverage, and regulatory filings. While we strive for accuracy, amounts and dates may reflect reported figures at time of announcement.