| Business | Phone |
| American Copper & Brass 32722 W 8 Mile Rd, Farmington 48336 | (248) 426-8033 |
| Barnett Brass & Copper Inc 23975 Research Dr, Farmington 48335 | (248) 991-1222 |
| Contractors Pipe & Supply Corp 24895 N Industrial Dr, Farmington 48335 | (248) 888-5840 |
| Gage Marketing 27534 Kingsgate Way 4, Farmington 48334 | (248) 488-2117 |