B C MCCOSKER CONSTRUCTION INC
License
- Status
- CLEAR
- First issued
- January 25, 1992
- Expires
- January 31, 2028
- Entity
- Corporation
- Address of record
- 3911 LAURA ALICE WAY, Concord, CA 94520
- Phone of record
- (925) 686 1780
Contractor bond
- Surety
- CONTRACTORS BONDING AND INSURANCE COMPANY
- Bond number
- C11465
- Amount
- $25,000
- Effective
- January 1, 2023
Workers’ compensation
- Carrier
- ARCH INSURANCE COMPANY
- Policy number
- ZAWCI1057501
- Effective
- April 1, 2026
- Expires
- April 1, 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 contractor may only contract for work within their classifications. See all 91 licensed general engineering contractors in Concord.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| GRIFFITH DOUGLAS PATRICK | Officer | December 15, 2020 | Current |
| MC COSKER BRIAN CLAY | Responsible Managing Officer/Chief Executive Officer/President | October 13, 2020 | Current |
| MCCOSKER ERIC ROBERT | Officer | August 23, 2019 | Current |
| NORTHERN NICHOLAUS D | Chief Executive Officer/President | May 11, 2026 | Current |
| CAMPBELL STUART GREGORY | Chief Executive Officer/President | August 9, 2006 | December 31, 2025 |
| CARTMELL JAMES BRIAN | Officer | December 4, 2013 | April 30, 2019 |
| IGOU TASHA LYNN | Officer | August 9, 2006 | August 27, 2013 |
| MC COSKER BRIAN CLAY | Responsible Managing Officer | January 25, 1992 | October 13, 2020 |
| MC COSKER JACQUELINE SUE | Officer | January 25, 1992 | April 30, 2019 |
| MC COSKER SHARON JONES | Chief Executive Officer/President | January 25, 1992 | August 9, 2006 |
| STARR KENNETH DUANE | Officer | August 23, 2019 | October 13, 2020 |
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.
<a href="https://bookofbuilders.com/license/636659" target="_blank" rel="noopener">
<img src="https://bookofbuilders.com/badge/636659.svg" alt="B C MCCOSKER CONSTRUCTION INC — California contractor license #636659 status, verified against CSLB records" width="268" height="76">
</a>The badge shows whatever the CSLB record says — including a suspension or lapsed coverage. There is no paid version and no way to change what it displays. That is what makes it worth showing. The same data as JSON if you’d rather build your own.
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.