- State of Illinois
- State of Illinois Legislature
- Capital Development Board
- Illinois Building Commission
- Illinois Department of Commerce & Community Affairs
- Illinois Department of Employment Security
- Illinois Department of Transportation
CITY OF CHICAGO
- City of Chicago
- Department of Buildings
- Planning & Development Commission
- Public Building Commission
CONSTRUCTION ASSOCIATIONS
- Association of Subcontractors & Affiliates Chicago
- Builders Association
- Chicago Sheet Metal Contractors Association
- Construction Employers Association
- Construction Industry Service Corporation (CISCO)
- Illinois Regional Insulation Contractors Association
- Illinois Road Builders Association
- Mason Contractors Association of Greater Chicago
- Mechanical Contractors Association
- National Electrical Contractors Association
CONSTRUCTION RESOURCES
- Chicagoland Construction.com
- Chicagoland Construction Safety Council
- Chicago Federation of Labor
- GradeBeam, LLC
- Helmets to Hardhats
- OSHA
UNIONS
- AFL-CIO Building & Construction Trades Dept.
- Illinois AFL-CIO
- Chicago and Cook County Building and Construction Trades Council
- Chicago & Northeast Illinois District Council of Carpenters
- IBEW Local #134 Chicago
- Pipefitters Local #597 Chicago
- Plumbers Local #130 Chicago
- Roofers
- Sprinkler Fitters Local #281
Chicago Building Congress
3s530 Mignin Drive, P.O. Box 359, Warrenville, Illinois 60555
Tel: 630.393.1313 Fax: 630.393.1393
3s530 Mignin Drive, P.O. Box 359, Warrenville, Illinois 60555
Tel: 630.393.1313 Fax: 630.393.1393