Clear

BAY VALLEY ROOFING

License #982745ConcordCorporationLicensed since April 15, 2013

License

Status
CLEAR
First issued
April 15, 2013
Expires
April 30, 2027
Entity
Corporation
Address of record
1820 ARNOLD INDUSTRIAL WAYSTE A, Concord, CA 94520
Phone of record
(925) 705 7889

Contractor bond

Surety
PHILADELPHIA INDEMNITY INSURANCE COMPANY
Bond number
PB10163408450
Amount
$25,000
Effective
March 20, 2026

Workers’ compensation

Carrier
ZURICH AMERICAN INSURANCE COMPANY
Policy number
WC162504502
Effective
December 31, 2025
Expires
December 31, 2026

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 17 licensed earthwork and paving contractors in Concord.

People on this license

NameTitleSinceThrough
DIAZ RAULResponsible Managing Officer/Chief Executive Officer/PresidentApril 15, 2013Current
DIAZ RAULResponsible Managing Officer/Chief Executive Officer/PresidentFebruary 27, 2019Current
DIAZ RYAN MIGUELOfficerApril 15, 2013Current

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.

BAY VALLEY ROOFING — California contractor license #982745 status, verified against CSLB records
<a href="https://bookofbuilders.com/license/982745" target="_blank" rel="noopener">
  <img src="https://bookofbuilders.com/badge/982745.svg" alt="BAY VALLEY ROOFING — California contractor license #982745 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.