| Business | Phone |
| Accu-Temp Heat Treating Inc 2400 Racine St, Racine 53403 | (262) 634-1905 |
| Bodycote 4210 Douglas Ave, Racine 53402 | (262) 681-4280 |
| Racine Heat Treating Co Inc 1215 8th St, Racine 53403 | (262) 637-9893 |
| Met-Tek Inc 1800 Melvin Ave, Racine 53404 | (262) 639-8357 |