Be aware of fake MDOT texts demanding toll or traffic ticket payments. MDOT does not operate any toll roads. Contact the Michigan Attorney General for information on how to identify scams and file a complaint.
Approved Supplier List for Steel Highway Structures
Reference the version of the Approved Supplier List for Steel Highway Structures that was effective during your project’s advertising period.
Effective December 2024
Fabricator |
Location |
Contact |
Approval Status |
Approval Date |
Cardinal Fabricating, Inc. | Williamston, MI | Taelor Haase 517-655-2155 |
Approved | 21 May 2024 |
Carolina High Mast (CHM) Industries | Fort Worth, TX | Joe Lardizabal 817-439-9129 |
Approved | 7 June 2024 |
MaiCo Industries | Ellsworth, KS | Charles Leidig 785-472-5390 |
Approved - Provisional | 21 June 2023 |
Millerbernd Manufacturing | Winsted, MN | Jason Koch 320-485-2111 |
Approved | 21 June 2023 |
Valmont Industries, Inc. | Valley, NE | William Adams 402-704-9040 |
Approved | 14 November 2024 |
Effective August 2023
Fabricator |
Location |
Contact |
Approval Status |
Approval Date |
Cardinal Fabricating, Inc. | Williamston, MI | Taelor Haase 517-655-2155 |
Approved - Provisional | 21 June 2023 |
Carolina High Mast (CHM) Industries | Fort Worth, TX | Joe Lardizabal 817-439-9129 |
Approved - Provisional | 21 June 2023 |
MaiCo Industries | Ellsworth, KS | Charles Leidig 785-472-5390 |
Approved - Provisional | 21 June 2023 |
Millerbernd Manufacturing | Winsted, MN | Jason Koch 320-485-2111 |
Approved | 21 June 2023 |
Valmont Industries, Inc. | Valley, NE | William Adams 402-704-9040 |
Approved - Provisional | 31 January 2024 |