CERTA ENGINEERING
This license is in good standing, but the workers’ compensation policy on file expired September 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
- January 10, 2013
- Expires
- January 31, 2027
- Entity
- Sole Owner
- Address of record
- 4028 ARDLEY AVE, Oakland, CA 94602
- Phone of record
- (510) 470 1002
Contractor bond
- Surety
- ATLANTIC SPECIALTY INSURANCE COMPANY
- Bond number
- 800209686
- Amount
- $25,000
- Effective
- August 20, 2025
Workers’ compensation
- Carrier
- PIE INSURANCE COMPANY (THE)
- Policy number
- WCPI2883302000
- Effective
- September 1, 2025
- Expires
- September 1, 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 General Engineering Contractor
- B General Building Contractor
- C-21 Building Moving / Demolition Contractor
- C-8 Concrete Contractor
A contractor may only contract for work within their classifications. See all 27 licensed building moving / demolition contractors in Oakland.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| CERTA MATTHEW CHARLES | Sole Owner | January 10, 2013 | Current |
| CERTA MATTHEW CHARLES | Sole Owner | June 19, 2014 | Current |
| CERTA MATTHEW CHARLES | Sole Owner | August 5, 2016 | Current |
| CERTA MATTHEW CHARLES | Sole Owner | August 17, 2023 | 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.
<a href="https://bookofbuilders.com/license/980022" target="_blank" rel="noopener">
<img src="https://bookofbuilders.com/badge/980022.svg" alt="CERTA ENGINEERING — California contractor license #980022 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.