| Business | Phone |
| Abi Mechanical & Engineering 1289 M 37 S, Traverse City 49684 | (231) 943-4114 |
| Arms & Cole Inc 363 S Airport Rd W, Traverse City 49686 | (231) 947-2750 |
| Code Mechanical Inc 3008 South Airport Rd W, Traverse City 49684 | (231) 946-2549 |
| D & W Mechanical 1266 Industrial Dr A, Traverse City 49686 | (231) 941-1215 |
| Sedlacek Plumbing & Heating 3825 Vance Rd, Traverse City 49684 | (231) 943-3200 |
| Temperature Control Inc 1623 Northern Star Dr, Traverse City 49686 | (231) 922-1862 |