CALIFORNIA MAINTENANCE & ENVIRONMENTAL
License
- Status
- CLEAR
- First issued
- March 9, 2004
- Expires
- March 31, 2028
- Entity
- Partnership
- Address of record
- P O BOX 2336, Irwindale, CA 91706
- Phone of record
- (909) 445 9707
Contractor bond
- Surety
- AMERICAN CONTRACTORS INDEMNITY COMPANY
- Bond number
- SC6057804
- Amount
- $25,000
- Effective
- January 1, 2023
Workers’ compensation
- Carrier
- TECHNOLOGY INSURANCE COMPANY INC
- Policy number
- TWC4739698
- Effective
- February 7, 2026
- Expires
- February 7, 2027
Are they licensed for your job?
A California contractor may only contract for work their classification covers. Pick the job and this reads the license on file against it.
Licensed to perform
- A General Engineering Contractor
- B General Building Contractor
- HAZ Hazardous Substance Removal Certification
A contractor may only contract for work within their classifications. See all 15 licensed general engineering contractors in Irwindale.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| LOPEZ WILLIAM | General Partner | March 9, 2004 | Current |
| MC MURPHY PATRICK KELLY | Qualifying Partner | March 9, 2004 | Current |
| MC MURPHY PATRICK KELLY | Qualifying Partner | June 7, 2004 | Current |
| MC MURPHY PATRICK KELLY | Qualifying Partner | September 14, 2004 | Current |
Verified status badge
Put this on your website or in a bid packet. It reads the state’s record live every time someone loads it, so it is never a screenshot of a good day. Free, and you don’t need to claim this listing to use it.
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<img src="https://bookofbuilders.com/badge/833711.svg" alt="CALIFORNIA MAINTENANCE & ENVIRONMENTAL — California contractor license #833711 status, verified against CSLB records" width="268" height="76">
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Is this your license?
Claim this page to add your photos, description, service area and contact details. The state’s record above stays exactly as it is — claiming adds to a page, it never edits or hides anything the CSLB reports.
Source: California Contractors State License Board public records. Coverage lapse is evaluated against today’s date; all other fields reflect the latest weekly CSLB file. Confirm at the CSLB’s official record before signing a contract.