A123 Systems Employee Directory
Renewable Energy Equipment ManufacturingMichigan, United States501-1000 Employees
A123 Systems has about 571 employees across 3 continents, most of them in North America. By country, the largest groups are United States Of America (82%), China (11%) and Germany (4%). Engineering and Administrative make up 32% of the profiles with a known department. A123 Systems's workforce spans 20 departments. A123 Systems's workforce fell 20% between July 2025 and July 2026.