Energy Vault
Agent45Agent Readiness: 45/100. Above median. Measured by StartupHub.ai. Median 41.Trust88Data Trust: 88/100. Top 25%. Measured by StartupHub.ai. Median 61.Revolutionizing grid-scale energy storage with sustainable, mechanical solutions.
About
Energy Vault is a global leader in grid-scale energy storage solutions. The company has developed a proprietary mechanical energy storage system that utilizes gravity and sustainable materials to store and discharge electricity. Their innovative approach aims to provide a cost-effective and environmentally friendly alternative to traditional battery storage, supporting the integration of renewable energy sources and enhancing grid stability.
Listed competitors
Green Gravity develops a long-duration energy storage solution using gravity and abandoned mine shafts to store and dispatch renewable energy.
Buolectric develops a buoyancy-based energy storage system using inexpensive, readily available materials.
Gravitricity develops and deploys gravity-based energy storage systems using heavy weights in disused mine shafts to store and release electricity.
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Key facts
- Website
- energyvault.com
- Headquarters
- Lugano, Ticino, Switzerland
- Founded
- 2017
- Employees
- 200
- Total funding
- $710M (Convertible Note Offering)
- Business model
- B2B
Funding rounds
| Date | Round | Amount | Lead investors |
|---|---|---|---|
| 2 Mar 2026 | Convertible Note Offering | $150M | |
| 29 Sept 2025 | Corporate Debenture Financing | $50M | |
| 8 Aug 2025 | Preferred Equity | $300M | |
| 27 Sept 2021 | Series C | $100M | Prime Movers Lab |
| 17 May 2019 | Series B | $110M | Softbank |
Tech stack
Detected on energyvault.com, last scanned 20 Oct 2026. Run your own scan
- Compliance
- CCPA
- Analytics
- Google Tag Manager, Hotjar, LinkedIn Insight Tag
- CDN
- Cloudflare
- Email provider
- Microsoft 365
- Cookie consent
- Cookiebot
- Video / media
- Vimeo
Energy Vault scores 60. Does yours?
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Frequently asked
Is Energy Vault trustworthy and reputable?
StartupHub's Data Trust & Reputation score for Energy Vault is 88 out of 100, a trusted rating, based on site security posture, privacy practices, malware and phishing checks, and public reputation signals.
How much funding has Energy Vault raised?
Energy Vault has raised a total of $710M in funding. The most recent round on record is Convertible Note Offering.
How many employees does Energy Vault have?
Energy Vault has approximately 200 people on record.
Public record
SEC filings, insider activity, nonprofit links and pay benchmarks for Energy Vault
