| Business | Phone |
| Tecoso Computer Systems & Dsgn 122 E 9 Mile Rd, Ferndale 48220 | (248) 547-8480 |
| Computer Tech Systems Llc 3335 Hilton Rd, Ferndale 48220 | (248) 546-3017 |
| P C Complete 742 Livernois St, Ferndale 48220 | (248) 545-4211 |
| Opticore 2824 Burdette St, Ferndale 48220 | (248) 543-6465 |
| Gha Technologies 1597 W Marshall St, Ferndale 48220 | (248) 545-8432 |