Contractor Registration Information

All General and Sub-Contractors performing work in Unincorporated DuPage County are required to be registered with the DuPage County Building Official prior to permit issuance and commencement of work.

Registered Contractors by Trade   -  (PDF)

 Registered General Contractors   -  (PDF)

(*These listings represent registration history.  Please check with the individual contractors for current registration)

**Contractors are required to renew their registration as of January 1 every year or before work is performed on any new projects

Further registration details are available from the Department of Economic Development & Planning at: (630) 407-6700

**A note in regard to Surety Bonds: 

• When applying as a General Contractor/Construction Manager not employing full-time  tradesmen the bond should state “General Contractor”
• When applying as a General Contractor with Trades using full-time tradesmen the bond should state “General Contractor with Trades”
• When applying as a Sub-Contractor the bond should state the specific trade(s)

Contractor Registration Ordinance & Forms

• DuPage County Contractors Registration Ordinance (PDF)
• DuPage County Contractors Registration Application  (PDF - type answers and print)
• Contractor Registration Procedures (PDF)
• Contractor Employment Affidavit (PDF - type answers and print)
• Contractor Registration Program Brochure (PDF)