Amprius Technologies, Inc. vs E-magy
Amprius Technologies, Inc.
Transforming Electric Mobility...Today
96 employees · est. 2008 · Fremont, United States
E-magy
High-energy batteries are on with nano-porous silicon
35 employees · est. 2019 · The Netherlands
Amprius Technologies, Inc. is the older company (2008 vs 2019); Amprius Technologies, Inc. is the larger of the two.
Side-by-Side Comparison
| Metric | Amprius Technologies, Inc. | E-magy |
|---|---|---|
| Founded | ||
| Founded | 2008 older | 2019 |
| Headquarters | ||
| Headquarters | Fremont, United States | The Netherlands |
| Employees | ||
| Employees | 96 larger | 35 |
| Industry | ||
| Industry | Not tracked yet | Manufacturing, Energy Storage |
| Funding Stage | ||
| Funding Stage | IPO | Series A |
| Total Funding | ||
| Total Funding | $447.90M | $22.00M |
| Funding Rounds | ||
| Funding Rounds | 11 | 3 |
| 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 nanoporous silicon anode material, Production and scaling of silicon-based battery components, Collaboration with automotive and battery manufacturers |
| Target Customers | ||
| Target Customers | Unmanned Aviation Industry, Manned Aviation Industry, Electric and Light Electric Vehicle Manufacturers, Robotics Developers, Wearable Tech Companies | Battery manufacturers, Automotive companies, Electric vehicle industry stakeholders, R&D managers in automotive and battery sectors |
| Taxonomy | ||
| Taxonomy | Electric MobilitySilicon AnodeLithium-ion BatteryEnergy DensityPower DensityFast Charge Technology +7 | Nano-porous SiliconHigh-Energy BatteriesSilicon-Dominant AnodesElectrification Of MobilityBattery ResearchBattery Manufacturing +7 |
| Website | ||
| Website | amprius.com | e-magy.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 E-magy
E-magy, founded in 2019, is positioned at the forefront of the electrification wave driven by climate change concerns. With a focus on Manufacturing and Energy Storage, the company is based in The Netherlands, and is revolutionizing battery technology with its innovative use of nano-porous silicon....
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Compiled from the BounceWatch company index. We last looked at Amprius Technologies, Inc. on 18 May 2026, and E-magy on 18 Nov 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.
