| Business | Phone |
| Plastech Engineer 1600 Harmon Rd, Auburn Hills 48326 | (248) 393-2101 |
| Henkel Loctite Corp 2455 Featherstone Rd, Auburn Hills 48326 | (248) 364-4700 |
| Patti Engineering 2110 E Walton Blvd, Auburn Hills 48326 | (248) 364-3200 |
| Phoenix Engineering Sales Llc 895 N Opdyke Rd, Auburn Hills 48326 | (248) 475-4888 |
| Phoenix Engineering Sales Llc 903 N Opdyke Rd, Auburn Hills 48326 | (248) 475-4888 |