| Business | Phone |
| Ample Power Generators 4555 Groves Rd, Columbus 43232 | (614) 577-9543 |
| Power Technology Inc 2162 Mckinley Ave, Columbus 43204 | (614) 771-0584 |
| Generator Systems Inc 2354 Advanced Business Center, Columbus 43228 | (614) 771-2701 |
| Mid-State Generator Sales 5241 Trabue Rd, Columbus 43228 | (614) 870-9000 |