Amprius Technologies, Inc.
Transforming Electric Mobility...Today
96 employees · est. 2008 · Fremont, United States
Amprius Technologies, Inc. is the older company (2008 vs 2017); Amprius Technologies, Inc. is the larger of the two.
Side-by-Side Comparison
| Metric | Amprius Technologies, Inc. | GruEnergy |
|---|---|---|
| Founded | ||
| Founded | 2008 older | 2017 |
| Headquarters | ||
| Headquarters | Fremont, United States | San Jose, United States |
| Employees | ||
| Employees | 96 larger | 9 |
| Industry | ||
| Industry | Not tracked yet | Manufacturing, Renewable Energy, Semiconductor |
| Funding Stage | ||
| Funding Stage | IPO | Series A |
| Total Funding | ||
| Total Funding | $447.90M | Not tracked yet |
| Funding Rounds | ||
| Funding Rounds | 11 | 1 |
| Services | ||
| Services | Manufacturing high-energy density batteries, Providing power solutions for electric mobility, Integration of silicon anode battery technologies, Supplying customized battery cells | development of silicon anode materials, battery performance enhancement, carbon footprint reduction technology |
| Target Customers | ||
| Target Customers | Unmanned Aviation Industry, Manned Aviation Industry, Electric and Light Electric Vehicle Manufacturers, Robotics Developers, Wearable Tech Companies | transportation sector, power tools industry, consumer electronics sector |
| Taxonomy | ||
| Taxonomy | Electric Mobility, Silicon Anode, Lithium-ion Battery, Energy Density, Power Density, Fast Charge Technology, Battery Innovation, High-performance Batteries, Advanced Battery Technology, Stanford University Origin, Renewable Energy Solutions, Battery Cycle Life, Temperature Resilience | Silicon Anode Materials, Lithium-ion Batteries, Electric Vehicles, High Energy Density, Fast Charging Technology, Silicon-Carbon Composite, Silicon-Dominant Anodes, Battery Performance Innovation, Advanced Materials Science, Zero Carbon Emissions, Electrification Of Autos, Consumer Electronics, Battery Manufacturing Partnerships, Clean Energy Solutions, Energy Storage |
| Website | ||
| Website | amprius.com | gruenergylab.com |
About Amprius Technologies, Inc.
Amprius Technologies, Inc., with its slogan "Transforming Electric Mobility...Today," is pioneering advancements in the field of electric mobility. Founded in 2008, Amprius is positioned at the cutting edge of battery technology, specifically through its revolutionary Silicon Anode lithium-ion batte...
About GruEnergy
GruEnergy, founded in 2017, is a prominent player in the silicon anode materials industry, positioned at the forefront of innovations for next-generation lithium-ion batteries. The company's breakthroughs significantly enhance the energy density of batteries in electric vehicles and other applicatio...
We will tell you when either one moves
BounceWatch watches Amprius Technologies, Inc. and GruEnergy 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 Amprius Technologies,... and GruEnergy — by email.
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Compiled from the BounceWatch company index. We last looked at Amprius Technologies, Inc. on 18 May 2026, and GruEnergy on 18 Aug 2025. 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.