Fourth Power
Energy Storage that Grows with the Grid
35 employees · est. 2021 · Cambridge, United States
Yotta Energy
Empowering the future with innovative Commercial Energy Storage solutions.
42 employees · est. 2016 · Austin, United States
Yotta Energy is the older company (2021 vs 2016).
Side-by-Side Comparison
| Metric | Fourth Power | Yotta Energy |
|---|---|---|
| Founded | ||
| Founded | 2021 | 2016 older |
| Headquarters | ||
| Headquarters | Cambridge, United States | Austin, United States |
| Employees | ||
| Employees | 35 | 42 |
| Industry | ||
| Industry | Energy, Renewable Energy, Energy Storage | Energy, Renewable Energy |
| Funding Stage | ||
| Funding Stage | Series A | Series Unknown |
| Total Funding | ||
| Total Funding | $19.00M | $35.79M |
| Funding Rounds | ||
| Funding Rounds | 1 | 13 |
| Services | ||
| Services | Thermal energy storage systems, Utility-scale energy solutions, Flexible grid-scale storage solutions | Not tracked yet |
| Target Customers | ||
| Target Customers | Utility companies, Energy infrastructure developers, Renewable energy sectors, Government energy agencies | Not tracked yet |
| Taxonomy | ||
| Taxonomy | 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 | Distributed Solar, Solar Storage, Energy Innovation, Solar Technology, Energy Storage Solutions, Microgrid, Solar Panel-level Storage, Renewable Energy Technology, Intelligent Software, Solar + Storage, Modular Storage Solutions, Solar Energy |
| Website | ||
| Website | gofourth.com | yottaenergy.com |
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...
About Yotta Energy
Yotta Energy, established in 2016, aims to revolutionize the solar storage industry with its innovative Commercial Energy Storage solutions. The company's flagship product, SolarLEAF™, offers a decentralized, panel-level storage system with intelligent software to optimize energy efficiency. Yotta's...
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BounceWatch watches Fourth Power and Yotta Energy for new funding, fast hiring, new executives and a change of software vendor. When one happens, we email you the same day.
Funding, hiring, leadership and stack changes at Fourth Power and Yotta Energy — by email.
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Compiled from the BounceWatch company index. We last looked at Fourth Power on 18 Aug 2025, and Yotta Energy on 12 Sep 2024. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.