| The Mannik and Smith Group, Inc. |
Detroit |
313-961-9500 |
| The Mannik and Smith Group, Inc. |
Monroe |
734-289-2200 |
| The Mannik and Smith Group, Inc. |
Canton |
734-397-3100 |
| L.S. Engineering, Inc. |
Greenville |
616-225-1944 |
| Interra, Inc. |
Novi |
248-344-2125 |
| Hubbell Roth and Clark, Inc. |
Bloomfield Hills |
248-454-6300 |
| Hubbell Roth and Clark, Inc. |
Grand Rapids |
616-454-4286 |
| Hubbell Roth and Clark, Inc. |
Bloomfield Hills |
248-454-6306 |
| Hubbell Roth and Clark, Inc. |
Detroit |
313-965-3330 |
| HNTB Michigan, Inc. |
Detroit |
313-961-3330 |
| Hennessey Engineers, Inc. |
Southgate |
734-759-1600 |
| Haengel and Associates Engineering, Inc. |
Canton |
734-323-9546 |
| Great Lakes Engineering Group, LLC |
Lansing |
517-363-4400 |
| Great Lakes Engineering Group, LLC |
Lansing |
517-363-4400 |
| Gosling Czubak Engineering Sciences, Inc. |
Traverse City |
231-946-9191 |
| G2 Consulting Group, LLC |
Wheeling, IL |
847-353-8740 |
| G2 Consulting Group, LLC |
Troy |
248-680-0400 |
| Fleis and VandenBrink |
Midland |
989837-3280 |
| Fleis and VandenBrink |
Grand Blanc |
810-743-9120 |
| Fleis and VandenBrink |
Traverse City |
231-932-8600 |
