| Business | Phone |
| Wilson Fabricators Llc 25410 Ryan Rd, Warren 48091 | (586) 754-5150 |
| American Custom Enclosures Inc 24660 Schoenherr Rd, Warren 48089 | (586) 779-6622 |
| American Fan & Blower Co 14219 E 10 Mile Rd, Warren 48089 | (586) 776-9191 |
| Tin Master 24155 Schoenherr Rd, Warren 48089 | (586) 498-0530 |
| Nu-Era Sheet Metal Co 13733 E 10 Mile Rd, Warren 48089 | (586) 779-2896 |
| J & L Mfg Co 23334 Schoenherr Rd, Warren 48089 | (586) 445-9530 |
| J G Welding & Maintenance 21083 Mound Rd, Warren 48091 | (586) 758-0150 |
| Jml Contracting & Sales 5649 E 8 Mile Rd, Warren 48091 | (586) 756-4133 |
| Firestone Metals 2050 Morrissey Ave, Warren 48091 | (586) 757-3600 |