SANDSTONE ENGINEERING INC
License
- Status
- CLEAR
- First issued
- October 12, 2023
- Expires
- October 31, 2027
- Entity
- Corporation
- Address of record
- 3140 ANDERSON LANE, Oakley, CA 94561
- Phone of record
- (510) 334 7932
Contractor bond
- Surety
- WESTERN SURETY COMPANY
- Bond number
- 67023346
- Amount
- $25,000
- Effective
- August 28, 2024
Workers’ compensation
No workers’ compensation carrier on record and no exemption filed. Ask for a certificate of insurance before work starts.
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
- HAZ Hazardous Substance Removal Certification
A contractor may only contract for work within their classifications.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| CASTILLO MARTIN | Responsible Managing Officer/Chief Executive Officer/President | October 12, 2023 | Current |
| CASTILLO MARTIN | Responsible Managing Officer/Chief Executive Officer/President | March 8, 2024 | 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/1111309.svg" alt="SANDSTONE ENGINEERING INC — California contractor license #1111309 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.