2025 List of companies that provide engineering, consulting, testing, certification, and other services for making EV batteries:
Battery Engineering Services
Battery Consulting Services
Battery Testing/Certification Services
| Manufacturer |
Product |
Location |
| AA Portable Power Corp. |
|
Richmond, CA |
| And Discover Precision |
Consulting and Analysis |
Ann Arbor, MI |
| Battery MD, Inc. |
Battery Validation testing |
Mc Clellan Park, CA |
| Belmont Scientific, Inc. |
Battery safety testing |
Lowell, MA |
| Bitrode Corporation |
Battery test equipment servicing |
St. Louis, MO |
| Coulometrics |
|
Chattanooga, TN |
| Digatron Power Electronics |
Battery testing |
Shelton, CT |
| EC Power |
testing; Materials characterization |
State College, PA |
| Eclipse Energy LLC |
|
Greenfield, IN |
| Ecobat |
|
Dallas, TX |
| Electric Applications Incorporated |
testing for cells, modules, packs; certification |
Phoenix, AZ |
| Energy Assurance |
|
Gainesville, GA |
| Energy Safety Response Group (ESRG) |
Proprietary battery fire testing and other tests |
Delaware, OH |
| MaxPower Inc. |
Testing, toll manufacturing of cells |
Harleysville, PA |
| Mobile Power Solutions |
Testing & pack assembly design |
Beaverton, OR |
| NEI Corporation |
Battery characterization and electrochemical testing services |
Somerset, NJ |
| NSL Analytical Services |
Battery Materials Testing |
Cleveland, OH |
| Polaris Battery Labs LLC |
Characterization testing, performance verification, QC testing |
Beaverton, OR |
| Sion Power |
|
Tuscon, AZ |
| Southwest Research Institute |
|
Ann Arbor, MI |
Battery Toll Manufacturing Services
| Manufacturer |
Product |
Location |
| American Lithium Energy |
Toll manufacturing of cells and silicon anode materials |
Carlsbad, CA |
| Aved Electronics |
Toll manufacturing of cells and packs |
North Billerica, MA |
| Epec Engineering Technologies |
Toll manufacturing of cells and packs |
New Bedford, MA |
| Forge Nano |
cells, separators, cathodes, anodes |
Thornton, CO |
| Koura Global |
Toll Manufacturing of liquid electrolyte |
San Gabriel, LA |
| National Power Corp. |
Toll manufacturing of custom packs |
Chicago, IL |
| PH Matter LLC |
Toll manufacturing of silicon anode materials |
Columbus, OH |
