# Grp Mechanical Company Inc.: 8,729 certified-payroll hours on 42 Illinois public works projects in St. Clair, Madison and 8 more counties (2026 Q3)

**Score:** 55/100

| Field | Value |
|---|---|
| Company | Grp Mechanical Company Inc. |
| Trade | Plumbing, HVAC and fire protection |
| Quarter | 2026 Q3 |
| Hours reported | 8729 |
| Projects | 42 |
| Project numbers | 263097 068814 - Hines job; 138694- AX - GRP - City of Greenville WWTP Solar; 264526 GRP PC - office unit & east VAV down - warranty to S261077; 139265- AX - GRP PC - Peace United Church Solar; 139582- BX - Principia - Howard Center Fire Alarm (Non Construction; 139630- BX - Principia - Soccer Field Light Report; 139367- BX - Principia - Howard Center Fire Alarm; 139467- BX - Principia - Howard Center Fire Alarm - Borton Construct; 138537- AX- Poettker - Staunton CUSD #6 - HS Addition & Reno Phase 2; 139675- BX - Bunker Hill CUSD - Wolf Ridge Combiner Panel Equipment; 018752- A Helmkamp- HUP2 Project; 129049- A - GRP Industrial - P66 HUP2 Project |
| Counties | St. Clair, Madison, Bond, Monroe, Jersey, Montgomery, Randolph, Calhoun, Macoupin, Williamson |
| Stage | Continuing public works contractor |

## Why this score
- Over 5,000 hours in the quarter: a large crew.
- Current or most recent quarter.

Source: Illinois Department of Labor Certified Transcript of Payroll (Prevailing Wage Act), Report 5 (illinois-edp.data.socrata.com) (https://illinois-edp.data.socrata.com/d/uznz-24br). Last refreshed: 2026-11-04T21:52:01.609Z.
From the Illinois Department of Labor certified payroll transcripts (Report 5). Filings for a quarter keep arriving after it ends, so the latest quarter fills in over time. Hours are as reported by the contractor. Companies named as individuals are excluded. Verify with IDOL.