S I TESTING
This license is in good standing, but the workers’ compensation policy on file expired July 2026. If a worker is injured on your project without coverage, the liability can reach you as the homeowner. Ask for a current certificate of insurance before signing.
License
- Status
- CLEAR · WC Susp Pending
- First issued
- June 21, 2016
- Expires
- June 30, 2028
- Entity
- Corporation
- Address of record
- 10282 6TH ST, Rancho Cucamonga, CA 91730
- Phone of record
- (877) 857 8007
Contractor bond
- Surety
- AMERICAN CONTRACTORS INDEMNITY COMPANY
- Bond number
- 100312056
- Amount
- $25,000
- Effective
- January 1, 2023
Workers’ compensation
- Carrier
- STATE COMPENSATION INSURANCE FUND
- Policy number
- 9384307
- Effective
- July 21, 2025
- Expires
- July 21, 2026lapsed
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 151 licensed electrical contractors in Rancho Cucamonga.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| SINCOCK DAVID WAYNE | Responsible Managing Officer/Chief Executive Officer/President | June 21, 2016 | Current |
| SINCOCK DENICE HELEN | Officer | June 21, 2016 | 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/1015372.svg" alt="S I TESTING — California contractor license #1015372 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.