Illinois Department of Transportation, Ann L. Schneider, Secretary
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Patrick J. Quinn, Governor
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LIST OF REGISTERED SUBCONTRACTORS

Subcontractors participating on contracts are required to be registered with the Department. Prequalified contractors performing subcontract work shall use their 4 digit prequalification number. The List of Registered Subcontractors provides the name, address, phone number and registration number for each firm registered. This list shall be updated each week.

View the List of Registered Subcontractor Firms

List of Prequalified Firms

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