Form Energy logo

Form Energy

Energy Storage for a Better World

847 employees · est. 2017 · Somerville, United States

VS
Fourth Power logo

Fourth Power

Energy Storage that Grows with the Grid

35 employees · est. 2021 · Cambridge, United States

Form Energy is the older company (2017 vs 2021); Form Energy is the larger of the two.

Side-by-Side Comparison

Form Energy Fourth Power
Founded
2017 older 2021
Headquarters
Somerville, United States Cambridge, United States
Employees
847 larger 35
Industry
Energy, Renewable Energy, Energy Storage Energy, Renewable Energy, Energy Storage
Funding Stage
Series G Series A
Total Funding
$1.91B $19.00M
Funding Rounds
11 1
Services
Energy Storage Solutions, Battery Manufacturing, Grid Modeling and Software Development Thermal energy storage systems, Utility-scale energy solutions, Flexible grid-scale storage solutions
Target Customers
Electric Grid Operators, Renewable Energy Providers, Data Center Operations, Investors in Clean Technology Utility companies, Energy infrastructure developers, Renewable energy sectors, Government energy agencies
Taxonomy
Energy Storage, Multi-day Storage Technology, Grid Reliability, Clean Energy, Battery Technology, Wind Energy, Solar Energy, Electric Grid Transformation, Long Duration Energy Storage, Scientific Innovation, Dispatchable Energy, Transmission Capacity, Thermal Generation Replacement, MIT Invention Thermal Battery, Energy Storage, Grid Storage, Thermal Storage, Utility-Scale Storage, Long-Duration Energy Storage, Industrial Heat, Clean Energy, Modular Battery, On-Demand Energy, Cost-Competitive, Wind Energy, Solar Energy, Fossil Fuel Alternative
Website
formenergy.com gofourth.com
Form Energy logo

About Form Energy

Form Energy, founded in 2017, is spearheading breakthroughs in the energy industry with its innovative multi-day energy storage solutions, aimed at maintaining a clean and reliable electric grid. Headquartered in the United States, the company operates across several strategic locations, including W...

Fourth Power logo

About Fourth Power

Fourth Power is making significant strides in the energy sector with its innovative thermal battery technology. Founded in 2021 and headquartered in the United States, the company focuses on transforming renewable energy into an on-demand source via utility-scale thermal storage. These technological...

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Frequently Asked Questions

Form Energy — Energy Storage for a Better World. Fourth Power — Energy Storage that Grows with the Grid. Both companies operate in related markets but may differ in funding stage, team size, and product focus.
Form Energy has raised $1.91B while Fourth Power has raised $19.00M.
Form Energy and Fourth Power operate in overlapping markets and are frequently compared. Track both companies on Bounce Watch to monitor their growth signals in real time.

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