| Business | Phone |
| Bender's Race Cars & Fab 572 S Nelson Rd # D, Columbus 43205 | (614) 252-7223 |
| Supercharged Performance 137 N Hamilton Rd, Columbus 43213 | (614) 322-1666 |
| Raceway Automotive 4010 Speedway Ln, Columbus 43207 | (614) 491-8250 |
| Raison Race Cars & Components 1270 Northridge Rd, Columbus 43224 | (440) 477-2390 |
| Grashel Fabrication 3128 E 17th Ave # A, Columbus 43219 | (614) 337-2472 |
| Harness Racing Hotline 750 Michigan Ave, Columbus 43215 | (614) 228-1821 |
| Holland Motorsports 2331 Scioto Harper Dr, Columbus 43204 | (614) 272-8617 |