Form Energy

Form Energy is an American energy storage company founded in 2017, headquartered in Somerville, Massachusetts, with additional facilities in West Virginia and California. The company focuses on developing low-cost, long-duration energy storage systems to support a 100% renewable electric grid. Their flagship product is a rechargeable iron-air battery system, which provides cost-effective electricity storage for up to 100 hours, addressing the intermittency of renewable energy sources like solar and wind. Form Energy targets utility companies and grid operators across the United States, offering solutions that stabilize the electric grid and make clean energy available around the clock. The company is committed to tackling climate change and advancing energy storage technology, fostering a culture of innovation and excellence. With plans for a $760 million manufacturing plant in West Virginia, Form Energy aims to expand its impact in the energy sector and contribute to a decarbonized energy system.

Mechanical Or Industrial Engineering Somerville, United States Founded 2017 ~738 employees Private · Series F

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Employees
738
+3.1% in the 3 months to Jun 2025
Revenue / employee
$421K
Revenue ~$311M
Total funding
$1.4B
Last round Series F, Oct 2024
12-month attrition
16.1%
Tech: 13.8%
H1B filings, FY2026
16
Sponsors visas
Open jobs
50
Last 30 days

Salaries at Form Energy

All salaries

9 salary profiles in the US

Pay by level, gender and ethnicity

H-1B sponsorship

H-1B Sponsorship Limited
H-1B Filings by Department
Engineering59
Consulting4
Executive4
Operations4

The department split adds up all the years listed above. FY2026 alone: 16 filings.

Funding

  • Oct 2024 · Series F · $405M · T. Rowe Price, GE Vernova, TPG Rise Climate
  • Dec 2023 · $30M · The California Energy Commission
  • Oct 2022 · Series E · $450M · TPG Rise, GIC, CPP Investments
  • Aug 2021 · Venture · $155M
  • Jul 2021 · Series D · $240M · Perry Creek Capital, NGP Energy Technology Partners III, Coatue Management
  • Nov 2020 · Series C · $76M
  • Aug 2019 · Series B · $40M · Capricorn Investment Group LLC, Breakthrough Energy, Prelude Ventures, LLC
  • Aug 2018 · Series A · $9M · Blindspot Ventures

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Form Energy FAQ

How many employees does Form Energy have?

Form Energy has about 738 employees, up 3.1% over the 3 months to Jun 2025.

Does Form Energy sponsor H1B visas?

Yes. Form Energy filed 16 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.

What is Form Energy's revenue per employee?

Form Energy makes about $421K in revenue per employee, based on $310.5M annual revenue and 738 employees.

How much does Form Energy pay?

6figr has 9 salary profiles for Form Energy in the US, with pay broken down by role, level, gender and ethnicity on the Form Energy salaries page. See Form Energy salaries

How much funding has Form Energy raised?

Form Energy has raised $1.41B in total funding; its latest round was Series F in Oct 2024.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.