| Business | Phone |
| Engineer & Surveyor Svc 903 N 4th St, Marquette 49855 | (906) 225-8650 |
| Environmental Elements Corp 517 Hawley St # 5, Marquette 49855 | (906) 225-9207 |
| North Country Engineering 706 Chippewa Sq 102, Marquette 49855 | (906) 226-7683 |
| Sts Consultants Ltd 1050 Wilson St, Marquette 49855 | (906) 226-4839 |
| Cambensy Engineering & Srvyng 306 N 6th St, Marquette 49855 | (906) 226-3909 |