RUA & SON MECHANICAL INCORPORATED
California contractor license #816570 · Rocklin, Placer County
License
- License number
- 816570
- Status
- Clear
- Classifications
- B General Building Contractor
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
- C-39 Roofing Contractor
- C-43 Sheet Metal Contractor
- Business type
- Corporation
- Issued
- Jan 17, 2003
- Expires
- Jan 31, 2027
- Workers' compensation
- Workers' Compensation Insurance — Starnet Insurance Company
- Contractor's bond
- $25,000 — Merchants Bonding Company (Mutual)
- DIR public works registration
- Registered through Jun 30, 2028
From the California Contractors State License Board (CSLB) public license file, last updated Jan 9, 2026. Verify license #816570 on CSLB's License Check.
California public works
RUA & SON MECHANICAL INCORPORATED appears on 124 public works projects registered with the California Department of Industrial Relations, 39 of them as the prime contractor, for 71 awarding bodies between 2018 and 2026. Projects it led total $7,265,335 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Sep 18, 2026 | 10-Alp-88-1.9Buildings & facilities | California Department of Transportation (Caltrans) | Subcontractor | $29,151,887 |
| Sep 1, 2026 | Butte County Juv. Court Addition & Ren.Plumbing & restrooms | Judicial Council of California - (PUB WORKS) | Subcontractor | $3,688,600 |
| Jul 31, 2026 | 7 Hills Roof replacementRoofing | Nevada City School District | Prime | $525,000 |
| May 28, 2026 | Swimming Pool Upgrades Wilcox HSParks, landscape & fields | Santa Clara Unified School District | Subcontractor | $6,310,777 |
| May 7, 2026 | Brown SkylightsOther | Roseville City School District | Prime | $50,000 |
| Apr 30, 2026 | Crestmont Roofing rooms 8-9-10Roofing | Roseville City School District | Prime | $62,500 |
| Apr 29, 2026 | Spanger Skylight replacementOther | Roseville City School District | Prime | $33,185 |
| Apr 27, 2026 | Sargeant Metal PanelsBuildings & facilities | Roseville City School District | Prime | $74,000 |
| Apr 27, 2026 | Spanger Metal Panel / Flashing repairOther | Roseville City School District | Prime | $26,185 |
| Apr 27, 2026 | Bus Barn - Rolling DoorsBuildings & facilities | Roseville City School District | Prime | $15,720 |
| Apr 27, 2026 | Ed services - Metal panelsBuildings & facilities | Roseville City School District | Prime | $22,625 |
| Apr 16, 2026 | MLKTA HARDCOURTS, EXT BLDG IMPROV & ROOFRoofing | Twin Rivers Unified School District (eff. January 1, 2024) | Subcontractor | $7,836,500 |
| Apr 16, 2026 | BHS and JHES roofing upgradesRoofing | Benicia Unified School District | Subcontractor | $2,812,667 |
| Apr 15, 2026 | Reroofing at Chico High SchoolBuildings & facilities | Chico Unified School District | Prime | $898,520 |
| Mar 20, 2026 | Fair Oaks Old Library Re-roof ProjectPaving & streets | Fair Oaks Recreation and Park District | Subcontractor | $64,189 |
| Mar 12, 2026 | 2F-26 Eich RoofingRoofing | Roseville City School District | Prime | $197,262 |
| Mar 12, 2026 | Bid #252601 Warehouse-Office AdditionPaving & streets | Sacramento County Office of Education | Subcontractor | $18,918,900 |
| Mar 10, 2026 | Borchardt Roof MaintenanceRoofing | Lodi Unified School District | Prime | $278,964 |
| Feb 3, 2026 | Aero Haven MPR Roof ReplacementRoofing | Twin Rivers Unified School District (eff. January 1, 2024) | Prime | $48,579 |
| Jan 21, 2026 | SDC Portable Facility RoofRoofing | Foresthill Union Elementary School District | Prime | $29,728 |
| Jan 8, 2026 | 03-Pla-80-50.7RBuildings & facilities | California Department of Transportation (Caltrans) | Subcontractor | $12,246,357 |
| Dec 9, 2025 | Multi-Site HVAC Repl PH5 FHO OD VNLHVAC & mechanical | Twin Rivers Unified School District (eff. January 1, 2024) | Subcontractor | $7,775,000 |
| Nov 20, 2025 | 25/26 Roof RepairsRoofing | Cosumnes Community Services District | Prime | $281,850 |
| Nov 14, 2025 | Spanger Skylight ReplacementOther | Roseville City School District | Prime | $48,504 |
| Oct 28, 2025 | Eureka School Rm 18 Roof Leak RepairRoofing | Eureka Union School District | Prime | $28,238 |
Most recent 25 of 124. Contract amounts are the whole project's, as the awarding body reported them to DIR (reported since July 2024); a role is "Prime" when the awarding body registered the contractor on the project.
Awarding bodies it works for most
- Roseville City School District · 19 projects
- Eureka Union School District · 6 projects
- Twin Rivers Unified School District (eff. January 1, 2024) · 6 projects
- Truckee Tahoe Airport District · 4 projects
- Center Joint Unified School District · 4 projects
- California Department of Transportation (Caltrans) · 4 projects
- Lodi Unified School District · 3 projects
- San Juan Unified School District · 3 projects
- Sacramento Suburban Water District · 3 projects
- Woodland Joint Unified School District · 3 projects
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