Numbat GmbH
The most sustainable High-Power Charging station with integrated battery storage. HPC: anywhere & anytime!
59 employees · est. 2021 · Kempten, Germany
Stalwart Power, Inc. is the older company (2021 vs 2014); Numbat GmbH is the larger of the two.
Side-by-Side Comparison
| Metric | Numbat GmbH | Stalwart Power, Inc. |
|---|---|---|
| Founded | ||
| Founded | 2021 | 2014 older |
| Headquarters | ||
| Headquarters | Kempten, Germany | San Francisco, United States |
| Employees | ||
| Employees | 59 larger | 11-50 |
| Industry | ||
| Industry | Clean Energy, Energy Storage | Energy, Renewable Energy, Energy Storage |
| Funding Stage | ||
| Funding Stage | Convertible Note | Seed |
| Total Funding | ||
| Total Funding | $70.00M | Not tracked yet |
| Funding Rounds | ||
| Funding Rounds | 2 | 1 |
| Services | ||
| Services | Not tracked yet | White-labeled Battery Energy Storage Systems, Proprietary String Inverter Technology, Energy Management and Monitoring Software, Grid Services Deployment |
| Target Customers | ||
| Target Customers | Not tracked yet | Utilities, Commercial and Industrial Entities, Government Agencies, OEM Partners |
| Taxonomy | ||
| Taxonomy | High-Power Charging, Battery Storage, E-Mobility Infrastructure, Clean-Tech, Sustainable Energy Solutions, Grid Load Management, Fast Charging Technology, Climate Protection Technology, Multi-Lifecycle Approach, Electric Vehicle Charging Solutions, Power Storage Systems, Green Tech, Platform Model Charging Stations, Energy Cost Reduction | Energy Storage Systems, Battery Energy Storage Solutions, Renewable Energy Integration, Grid Stability, Power Quality, Frequency Regulation, Renewable Power Optimization, Engineered Solutions, Lithium-ion Technology, Large-scale Energy Storage, San Francisco, Commercial Energy Storage, Utility Solutions, Industrial Solutions |
| Website | ||
| Website | numbat.energy | stalwartpower.com |
About Numbat GmbH
Numbat GmbH is a dynamic clean-tech startup based in Germany, specifically in Kempten (Allgäu), with a mission to transform e-mobility infrastructure. Founded in 2021, the company is committed to pioneering High-Power Charging (HPC) solutions that integrate battery storage, aiming to build Europe's...
About Stalwart Power, Inc.
Stalwart Power, Inc., founded in 2014, is a U.S.-based company operating in the Energy, Renewable Energy, and Energy Storage sectors. The company specializes in providing comprehensive Battery Energy Storage Solutions (BESS) aimed at enhancing the stability and optimization of electrical power syste...
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Funding, hiring, leadership and stack changes at Numbat GmbH and Stalwart Power, Inc. — by email.
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Compiled from the BounceWatch company index. We last looked at Numbat GmbH on 14 May 2026, and Stalwart Power, Inc. 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.
