| Soil and Materials Engineers, Inc. |
Kalamazoo |
269-323-3555 |
| Soil and Materials Engineers, Inc. |
Lansing |
517-887-9181 |
| Soils and Structures, Inc. |
Muskegon |
231-798-4127 |
| Soils and Structures, Inc. |
Traverse City |
800-933-3959 |
| Somat Engineering, Inc. |
Grand Rapids |
616-575-9230 |
| Somat Engineering, Inc. |
Detroit |
313-963-2721 |
| Somat Engineering, Inc. |
Taylor |
313-963-2721 |
| Spalding DeDecker |
Rochester Hills |
248-844-5400 |
| Spicer Group, Inc. |
St. Johns |
989-224-2355 |
| Spicer Group, Inc. |
Dundee |
800-833-0062 |
| Spicer Group, Inc. |
Saginaw |
989-754-4717 |
| Spring Mill Reclamation LLC |
Dexter |
734-316-7639 |
| St. Marys Cement Inc. (U.S.) |
Detroit |
313-842-4600 |
| Steve Reiff Inc. |
Whitley, IN |
260-723-4360 |
| Stoneco of Michigan |
Monroe |
734-241-8966 |
| Stoneco of Michigan - 100th Street Operation |
Byron Center |
616-656-8922 |
| Stoneco of Michigan - Ann Arbor Recycle Yard |
Ypsilanti |
734-241-8966 |
| Stoneco of Michigan - Burmeister |
Ann Arbor |
734-497-2342 |
| Stoneco of Michigan - Flint Rail Yard |
Flint |
810-785-5802 |
| Stoneco of Michigan - Grand Rapids Rail Yard |
Grand Rapids |
616-452-4801 |
