| Business | Phone |
| K & N Labs 7830 Elm St Ne, Minneapolis 55432 | (763) 571-2595 |
| Biological Lab Svc 3355 Hiawatha Ave # 203, Minneapolis 55406 | (612) 721-6123 |
| Concrete Microscopy 4159 Thomas Ave N, Minneapolis 55412 | (612) 338-3109 |
| Eclipse Laboratories 7732 W 78th St, Minneapolis 55439 | (952) 946-8843 |
| Environ Laboratories Llc 9725 Girard Ave S, Minneapolis 55431 | (952) 888-7795 |
| Lab-Med Scientific Inc 6423 Cecilia Cir, Minneapolis 55439 | (952) 918-9060 |
| Pace Analytical Svc Inc 1700 Elm St Se # 200, Minneapolis 55414 | (612) 607-1700 |
| Taiyo International 5960 Golden Hills Dr, Minneapolis 55416 | (952) 832-5273 |
| Techunique 3612 E 44th St, Minneapolis 55406 | (612) 722-3555 |