EXTENSIVE AIR CONDITIONING INC
California contractor license #1046825 · Brentwood, Contra Costa County
License
- License number
- 1046825
- Status
- Clear
- Classifications
- C-4 Boiler, Hot-Water Heating and Steam Fitting Contractor
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
- Business type
- Corporation
- Issued
- Nov 13, 2018
- Expires
- Jun 30, 2027
- Workers' compensation
- Workers' Compensation Insurance — Republic Indemnity Company Of America
- Contractor's bond
- $25,000 — American Contractors Indemnity Company
- DIR public works registration
- Registered through Jun 30, 2027
From the California Contractors State License Board (CSLB) public license file, last updated Sep 24, 2026. Verify license #1046825 on CSLB's License Check.
California public works
EXTENSIVE AIR CONDITIONING INC appears on 18 public works projects registered with the California Department of Industrial Relations, 10 of them as the prime contractor, for 4 awarding bodies between 2025 and 2026. Projects it led total $301,890 in reported contract value.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Sep 25, 2026 | UCB NorthgateOther | UC Berkeley Facility Services | Prime | $25,100 |
| Aug 21, 2026 | UCB 2481 HearstHVAC & mechanical | UC Berkeley Facility Services | Prime | $29,750 |
| Aug 21, 2026 | UCB 2483 HearstHVAC & mechanical | UC Berkeley Facility Services | Prime | $29,750 |
| Jul 16, 2026 | SRJ Safety EnhancementsPlumbing & restrooms | County of Alameda GSA-BMD JOC | Subcontractor | $1,401,002 |
| Jul 8, 2026 | Pod C Interview RoomsOther | County of Alameda GSA-BMD JOC | Subcontractor | $228,694 |
| Jun 24, 2026 | CCRMC HVAC for DI Stress Lab & Echo ReadHVAC & mechanical | Contra Costa County Public Works Department | Subcontractor | $171,890 |
| Mar 27, 2026 | Maya Lin Kitchen Walk-In RenovationHVAC & mechanical | Alameda Unified School District | Subcontractor | $44,075 |
| Mar 25, 2026 | Pill Room at WRTH Pharmacy ExpansionDemolition & site work | Contra Costa County Public Works Department | Subcontractor | $343,236 |
| Nov 17, 2025 | DM+ HVAC Watch Extensive Air Mulford DamHVAC & mechanical | UC Berkeley Facility Services | Prime | $17,500 |
| Oct 24, 2025 | Kensington Library HVAC UpgradeHVAC & mechanical | Contra Costa County Public Works Department | Subcontractor | $543,903 |
| Oct 16, 2025 | UCB AHU-FBOther | UC Berkeley Facility Services | Prime | $51,090 |
| Oct 7, 2025 | UCB Weil HallBuildings & facilities | UC Berkeley Facility Services | Prime | $23,000 |
| Sep 30, 2025 | T1s at Suites 300 & 300ADemolition & site work | Contra Costa County Public Works Department | Subcontractor | $497,870 |
| Sep 18, 2025 | EHS Training Pool Heater ReplacementParks, landscape & fields | Alameda Unified School District | Prime | $40,650 |
| Sep 10, 2025 | HVAC Watch Extensive Air Hazmat RM 10HVAC & mechanical | UC Berkeley Facility Services | Prime | $24,000 |
| Sep 4, 2025 | Clerk Recorders TIPaving & streets | Contra Costa County Public Works Department | Subcontractor | $644,976 |
| Aug 12, 2025 | UCB Law BuildingBuildings & facilities | UC Berkeley Facility Services | Prime | $38,250 |
| Aug 11, 2025 | Pump and Pipe RepairsBuildings & facilities | Alameda Unified School District | Prime | $22,800 |
Most recent 18 of 18. 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
- UC Berkeley Facility Services · 8 projects
- Contra Costa County Public Works Department · 5 projects
- Alameda Unified School District · 3 projects
- County of Alameda GSA-BMD JOC · 2 projects
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