Illinois Department of Transportation, Erica Borggren, Acting Secretary
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Patrick J. Quinn, Governor
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LIST OF PREQUALIFIED FIRMS

There are approximately 750 firms currently prequalified to bid on state highway contracts in Illinois. The List of Prequalified Firms provides the name, address, phone, fax numbers and the numerical work categories for which each firm is prequalified. This list shall be updated each week.

View the List of Prequalified Firms

Category Descriptions

List of Registered Subcontractors

Download Excel version

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