MESA3/MECHANICAL ENVIRONMENTAL SYSTEMS ANALYSIS AND ADJUSTMENT
California contractor license #498292 · Santa Clara, Santa Clara County
License
- License number
- 498292
- Status
- Clear
- Classifications
- C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
- Business type
- Corporation
- Issued
- Sep 15, 1986
- Expires
- Sep 30, 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, 2027
From the California Contractors State License Board (CSLB) public license file, last updated Sep 4, 2026. Verify license #498292 on CSLB's License Check.
California public works
MESA3/MECHANICAL ENVIRONMENTAL SYSTEMS ANALYSIS AND ADJUSTMENT appears on 31 public works projects registered with the California Department of Industrial Relations, for 27 awarding bodies between 2016 and 2026.
| Date | Project | Awarding body | Role | Contract amount |
|---|---|---|---|---|
| Feb 11, 2026 | HVAC and Wireless ThermostatHVAC & mechanical | Natomas Unified School District | Subcontractor | $1,242,392 |
| Feb 2, 2026 | Folsom Police HVACRoofing | City of Folsom Parks and Recreation Department | Subcontractor | $49,000 |
| Jan 27, 2026 | MJC Tenaya Evaporative CoolersOther | Yosemite Community College District | Subcontractor | $136,640 |
| Nov 5, 2025 | 3880 Brickway- ROV TI- MECHANICALHVAC & mechanical | County of Sonoma | Subcontractor | $527,051 |
| Oct 28, 2025 | HVAC Northside SchoolHVAC & mechanical | Black Oak Mine Unified School District | Subcontractor | $479,447 |
| Oct 28, 2025 | Folsom Library HVAC ReplacementRoofing | City of Folsom Parks and Recreation Department | Subcontractor | $277,911 |
| Oct 21, 2025 | CCRMC Chiller Replacement ProjectHVAC & mechanical | Contra Costa County Public Works Department | Subcontractor | $5,907,000 |
| Aug 26, 2025 | Waterproofing, DDS Restroom, & HVACRoofing | Butte County | Subcontractor | $1,543,856 |
| Aug 18, 2025 | 2081Sec-GS-Redesign HAVC ReplaceHVAC & mechanical | Butte County | Subcontractor | $871,616 |
| May 20, 2025 | 2025 Summer Relocatable ClassroomsBuildings & facilities | Elk Grove Unified School District | Subcontractor | $6,025,639 |
| May 2, 2025 | HeartLand Wellness CenterBuildings & facilities | HeartLand Child & Family Services | Subcontractor | $3,341,050 |
| Mar 19, 2025 | Deer Valley HS Cooling Tower ReplacementHVAC & mechanical | Antioch Unified School District | Subcontractor | $2,047,000 |
| Jan 28, 2025 | JOC 2505 - General ConstructionOther | County of San Mateo - Facilities Projects & Construction | Subcontractor | $5,000,000 |
| Jul 26, 2024 | Community Wellness Family Resource CenteBuildings & facilities | Sierra Vista Child & Family Services | Subcontractor | $7,380 |
| Jul 12, 2024 | Rosenberg Library Boiler Chiller RepHVAC & mechanical | San Francisco Community College District | Subcontractor | $3,317,000 |
| Jun 10, 2024 | Early Childhood Facilities Phase 1Buildings & facilities | Davis Joint Unified School District | Subcontractor | — |
| Jun 10, 2024 | Steam Expansipon 2Buildings & facilities | Banta Unified School District 2023 | Subcontractor | — |
| Jan 15, 2024 | CCRMC Cooling Tower Replacement ProjectHVAC & mechanical | Contra Costa County Public Works Department | Subcontractor | — |
| Jan 1, 2024 | Silver Creek Improvement-Valley Health PBuildings & facilities | County of Santa Clara, Facilities and Fleet | Subcontractor | — |
| Dec 24, 2023 | Tauzer Gymnasium ModernizationHVAC & mechanical | Sonoma County Junior College District dba Santa Rosa Junior College | Subcontractor | — |
| Dec 7, 2023 | Veterans Services Lobby and Office TIBuildings & facilities | Placer County Department of General Services | Subcontractor | — |
| Oct 30, 2023 | Colibri CommonsOther | MP 965 Weeks Street Associates, LP | Subcontractor | — |
| Sep 15, 2023 | City Hall Boiler & HVAC ReplacementHVAC & mechanical | City of Folsom Parks and Recreation Department | Subcontractor | — |
| Mar 27, 2023 | City Hall HVAC & Central Plant Chiller RHVAC & mechanical | City of Livermore | Subcontractor | — |
| Dec 26, 2022 | Applied Science Center--Construction SerBuildings & facilities | California State University East Bay | Subcontractor | — |
Most recent 25 of 31. 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
- City of Folsom Parks and Recreation Department · 3 projects
- Contra Costa County Public Works Department · 2 projects
- Butte County · 2 projects
- Black Oak Mine Unified School District · 1 project
- Elk Grove Unified School District · 1 project
- Placer County Department of General Services · 1 project
- Natomas Unified School District · 1 project
- HeartLand Child & Family Services · 1 project
- MP 965 Weeks Street Associates, LP · 1 project
- Sugar Pine Housing Partners, L.P. · 1 project
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