C N S MECHANICAL INC
California contractor license #881051 · Petaluma, Sonoma County
License
- License number
- 881051
- Status
- Clear
- Classifications
- C-4 Boiler, Hot-Water Heating and Steam Fitting Contractor
- C-36 Plumbing Contractor
- Business type
- Corporation
- Issued
- Jul 18, 2006
- Expires
- Jul 31, 2028
- Workers' compensation
- Workers' Compensation Insurance — Travelers Property Casualty Company Of America
- Contractor's bond
- $25,000 — American Contractors Indemnity Company
- DIR public works registration
- Registered through Jun 30, 2028
From the California Contractors State License Board (CSLB) public license file, last updated Aug 7, 2026. Verify license #881051 on CSLB's License Check.
California public works
C N S MECHANICAL INC appears on 25 public works projects registered with the California Department of Industrial Relations, for 9 awarding bodies between 2023 and 2025.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Jun 25, 2025 | Santa Rosa High School Parking Lot and FBuildings & facilities | Santa Rosa City Schools | Subcontractor | $398,539,800 |
| Jun 11, 2025 | Helen Lehman Elementary School TK ClassrDemolition & site work | Santa Rosa City Schools | Subcontractor | $13,993,467 |
| May 8, 2025 | Altimira MS Seismic Improvements Phase 1Buildings & facilities | Sonoma Valley Unified School District | Subcontractor | $615,964 |
| Mar 12, 2025 | AA36- AHS CTE Building - Phase 3Buildings & facilities | West Sonoma County Union High School District | Subcontractor | $26,818,901 |
| Jan 27, 2025 | San Rafael HS LA_MU Roof Repl._LA HVACRoofing | San Rafael City Schools | Subcontractor | $4,010,456 |
| Jan 14, 2025 | Redwood HS FASCD Building ProjectElectrical, low voltage & AV | Tamalpais Union High School District | Subcontractor | $39,091,268 |
| Dec 18, 2024 | 2025AA30-AHS Ind Arts HVAC Ph.2HVAC & mechanical | West Sonoma County Union High School District | Subcontractor | $307,802 |
| Dec 18, 2024 | AA31 - AHS Main Gym Roofing/HVACRoofing | West Sonoma County Union High School District | Subcontractor | $2,891,961 |
| Dec 18, 2024 | AA28 - AHS Small Gym Roof/HVACRoofing | West Sonoma County Union High School District | Subcontractor | $3,472,618 |
| Dec 17, 2024 | HVAC, Electrical, Fire Alarm Mod.-SPESFire & life safety | San Rafael City Schools | Subcontractor | $11,328,694 |
| Jul 15, 2024 | Yellow House ADA UpgradesOther | Catholic Charities of the Diocese of Santa Rosa | Subcontractor | — |
| Jun 26, 2024 | Elsie Allen High School Roofing and HVACRoofing | Santa Rosa City Schools | Subcontractor | — |
| Jun 17, 2024 | Terra Linda High School Aquatic Center PBuildings & facilities | San Rafael City Schools | Subcontractor | — |
| Jun 17, 2024 | San Rafael High School Aquatic Center PrBuildings & facilities | San Rafael City Schools | Subcontractor | — |
| Jun 10, 2024 | Calpella TK-K Classroom Expansion ProjecBuildings & facilities | Ukiah Unified School District | Subcontractor | — |
| Apr 1, 2024 | Analy High School Main Building HVAC UpgHVAC & mechanical | West Sonoma County Union High School District | Subcontractor | — |
| Apr 1, 2024 | Analy High School East Wing Re-Roof/HVACRoofing | West Sonoma County Union High School District | Subcontractor | — |
| Apr 1, 2024 | Analy High School Cafe Re-Roof/HVACRoofing | West Sonoma County Union High School District | Subcontractor | — |
| Apr 1, 2024 | Analy High School East Wing Re-Roof/HVACRoofing | West Sonoma County Union High School District | Subcontractor | — |
| Feb 28, 2024 | MHS Two Story Classroom BuildingBuildings & facilities | Santa Rosa City Schools | Subcontractor | — |
| Feb 15, 2024 | New Classroom BuildingBuildings & facilities | Liberty School District | Subcontractor | $4,960,469 |
| Dec 11, 2023 | Montgomery High School Building NHVAC & mechanical | Santa Rosa City Schools | Subcontractor | — |
| Sep 28, 2023 | Bolinas Field StationParks, landscape & fields | Marin Community College District | Subcontractor | — |
| Jun 12, 2023 | SVHS Science BuildingBuildings & facilities | Sonoma Valley Unified School District | Subcontractor | — |
| — | Analy High School Cafeteria Roofing/HVACRoofing | West Sonoma County Union High School District | Subcontractor | — |
Most recent 25 of 25. 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
- West Sonoma County Union High School District · 9 projects
- Santa Rosa City Schools · 5 projects
- San Rafael City Schools · 4 projects
- Sonoma Valley Unified School District · 2 projects
- Marin Community College District · 1 project
- Catholic Charities of the Diocese of Santa Rosa · 1 project
- Tamalpais Union High School District · 1 project
- Ukiah Unified School District · 1 project
- Liberty School District · 1 project
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