Energy Vault
$NRGV Listed NYSE ©️ 2023 Energy Vault, Inc. All Rights Reserved.
185 employees · est. 2017 · Westlake Village, United Sta...
Stem, Inc. is the older company (2017 vs 2009); Stem, Inc. is the larger of the two.
Side-by-Side Comparison
| Metric | Energy Vault | Stem, Inc. |
|---|---|---|
| Founded | ||
| Founded | 2017 | 2009 older |
| Headquarters | ||
| Headquarters | Westlake Village, United States | Houston, United States |
| Employees | ||
| Employees | 185 | 435 larger |
| Industry | ||
| Industry | Energy, Renewable Energy, Energy Storage | Not tracked yet |
| Funding Stage | ||
| Funding Stage | Post Ipo Equity | IPO |
| Total Funding | ||
| Total Funding | $776.00M | $822.30M |
| Funding Rounds | ||
| Funding Rounds | 12 | 17 |
| Services | ||
| Services | Deployment of Energy Storage Systems, Energy Storage Solutions Development, Energy Management Software (VaultOS™), Integrated Energy Project Management, Sustainable Energy Solutions | Software Solutions for Solar and Storage Assets, Energy Management System, Project Delivery and Managed Services, Asset Monitoring and Optimization |
| Target Customers | ||
| Target Customers | Utility Companies, Industrial Energy Consumers, Renewable Energy Producers, Energy Project Developers, Infrastructure Investors | Asset Owners, Project Developers, Utility Companies, Energy Traders, Cooperatives |
| Taxonomy | ||
| Taxonomy | Utility-scale Energy Storage, Gravity-based Storage, Battery Storage, Green Hydrogen Energy Storage, Energy Management Software, Integration Platform, Short-duration Energy Storage, Long-duration Energy Storage, Levelized Energy Costs, Power Reliability, Eco-friendly Materials, Circular Economy, Modular Energy Systems, Kinetic Energy Technology, Renewable Energy Transition | Energy Intelligence, Clean Energy Assets, Asset Monitoring, Energy Optimization, Predictive Analytics, Energy Storage Solutions, Battery Energy Storage Systems, Energy Management Systems, Energy Analytics, Market Optimization, Grid Services |
| Website | ||
| Website | energyvault.com | stem.com |
About Energy Vault
Energy Vault is a dynamic player in the energy sector, focusing on transformative utility-scale energy storage solutions. Founded in 2017 and headquartered in the United States, the company specializes in energy, renewable energy, and energy storage. Its proprietary technologies include gravitationa...
About Stem, Inc.
Stem, Inc. is at the forefront of the energy transition, transforming technology into practical applications that enhance energy management effectiveness. Founded in 2009 and headquartered in the United States, the company thrives on the principles of Energy Intelligence. It brings clarity to asset...
We will tell you when either one moves
BounceWatch watches Energy Vault and Stem, Inc. 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 Energy Vault and Stem, Inc. — by email.
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Compiled from the BounceWatch company index. We last looked at Energy Vault on 19 Aug 2025, and Stem, Inc. on 11 Jun 2026. 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.