- Location: Milwaukee, Wisconsin
- Brands: Interstate Batteries, OPTIMA Batteries, Exide Technologies, and Delkor Batteries
2. Clarios (Formerly Johnson Controls Power Solutions):
- Location: Glendale, Wisconsin
- Brands: VARTA, LTH Batteries, and PowerStar Batteries
3. East Penn Manufacturing:
- Location: Lyon Station, Pennsylvania
- Brands: Deka Batteries and East Penn Batteries
4. EnerSys:
- Location: Reading, Pennsylvania
- Brands: Odyssey Batteries, Hawker Batteries, and Enersys Genesis Batteries
5. Exide Technologies:
- Location: Milton, Georgia
- Brands: Exide Batteries and Atlas Batteries
6. Interstate Batteries:
- Location: Dallas, Texas
- Brands: Interstate Batteries and DieHard Batteries (owned by Advance Auto Parts)
7. NorthStar Battery Company:
- Location: Springfield, Missouri
- Brands: NorthStar Batteries
8. Trojan Battery Company:
- Location: Santa Fe Springs, California
- Brands: Trojan Batteries
9. U.S. Battery Manufacturing Company:
- Location: Corona, California
- Brands: U.S. Battery, Trojan Batteries, and Hawker Batteries
10. West Marine:
- Location: Watsonville, California
- Brands: West Marine Batteries
These companies manufacture a significant portion of their auto batteries in the United States, supporting local economies and providing jobs. However, it's important to note that some companies may have manufacturing facilities in other countries as well.
