Illinois Department of Transportation, Erica Borggren, Acting Secretary
Patrick J. Quinn, Governor
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The Illinois Department of Transportation pre-qualifies engineering/architectural consultants in 52 special categories of service. Presently, there are approximately 350 firms pre-qualified in one or more of these categories. The List of Pre-qualified Consultants provides the firm, address, DBE status, contact person, phone number, fax number and numerical specialty category for which each firm is pre-qualified. This list is updated weekly.


The List of Pre-qualified Consultants  updated every Friday

List of DBE Pre-qualified Consultants  updated every Friday

Description and Minimum Requirements for Prequalification revised 5/2/14

Engineering Prequalification and Agreement System (EPAS)

EPAS Instruction Manual revised 3/14/14

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