Companies registered with the Illinois Capital Development Board
11 companies whose address is in Addison.
| Company | Vendor ID | Role | Since |
|---|---|---|---|
| Adamson Plumbing Contractors, Inc. | 21152 | Subcontractor | — |
| Air Flow Company, Inc. | 33044 | Supplier | — |
| CT Mechanical, LLC | 30795 | Contractor | — |
| Flo-Tech Mechanical Systems, Inc. | 20712 | Contractor | — |
| Highway Safety Corporation | 40717 | Subcontractor | — |
| McCann Industries, Inc. | 31751 | Supplier | — |
| Omega Sign & Lighting, Inc. | 36724 | Subcontractor | — |
| Premier Mechanical, Incorporated | 28269 | Contractor | — |
| Solutionly Enterprises LLC | 40748 | Subcontractor | — |
| Specialty Construction, LLC | 31502 | Subcontractor | — |
| WALCOR ELECTRIC INC. | 41208 | Subcontractor | — |
Alphabetical order — this site ranks no one. Companies in the Illinois Capital Development Board file of October 2, 2026. Individuals are not on this site. How to read this.