Form Energy
Energy Storage For a Better World
Somerville, United States · Founded 2017 · $2.6B raised
- Headquarters
- Somerville, Massachusetts
- Employees
- 501–1000
- Founded
- 2017
- Business Model
- B2B
- Website
- formenergy.com
- Total Funding
- $2.6B
- Last Round
- $750.0M Series G+Aug 2026
- Rounds
- 8
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
About
Form Energy develops iron-air battery systems capable of storing and discharging electricity for up to 100 hours, enabling multi-day grid-scale energy storage from low-cost, abundant materials. Founded in 2017 and manufacturing at Form Factory 1 in Weirton, West Virginia, the company has secured major contracts including a 300 MW system with Xcel Energy to power a Google data center in Minnesota.
Summary
Form Energy is a Climate Tech company based in Somerville, United States, founded in 2017. It has raised $2.6B in total across 8 rounds, most recently a $750.0M Series G+ round in Aug 2026. Investors include TPG (Growth/Rise), Google and T. Rowe Price.
Tech & App Stack
4 technologies & apps tracked
Every product and vendor across these categories, with where each signal came from.
Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.
Funding History
Aug 2026
Sign up to see all 8 events
Funding: Seed through Series G+. Amounts, valuations, and investors where available.
Investors
Similar Companies
AI infrastructure company building renewable-powered data centers and cloud compute optimized for...
Self-driving cars.
Green steel company using hydrogen and renewable electricity to decarbonize steel production. For...
EnBW Energie Baden-Württemberg AG is one of Germany's largest integrated energy companies, develo...
Appears in
Your company? Embed this profile
Add the live badge to your site — it stays current as your funding data updates.
<a href="https://indexed.vc/companies/form-energy"><img src="https://indexed.vc/api/badge/company/form-energy" alt="Form Energy on Indexed.vc" width="260" height="76" /></a>