| Abbreviation | Definition |
|---|---|
| IRCA | Indiana Roofing Contractors Association |
| IRCA | Iowa Roofing Contractors Association |
| IRCC | Independent Roofing Contractors of California |
| IRIC | Illinois Regional Insulation Contractors |
| ITMGC | Information Technology Management for Government Contractors |
| IUC | International Underwater Contractors |
| IVCA | Illinois Valley Contractors Association |
| JCCA | Jackson Commercial Contractors Association |
| JFACC | Joining Forces Against Common Competitors |
| JKEC | J K Electric Contractor |
| JMPH | John Murphy Plumbing & Heating |
| JP | Job Plan |
| JPS | Job Performance Standards |
| JRCA | Japan Road Contractors Association |
| JRCA | Japan Rord Contractors Association |
| KAHC | Kentucky Association of Highway Contractors |
| KAMC | Kentucky Association of Master Contractors |
| KCA | Kansas Contractors Association |
| KGC | Kindness General Contractors |
| KPR | Krause Painting and Restoration |