ADVANCED TECHNOLOGY INC
License
- Status
- CLEAR
- First issued
- March 24, 2020
- Expires
- March 31, 2028
- Entity
- Corporation
- Address of record
- 416 W CALIFORNIA ST, Ontario, CA 91762
- Phone of record
- (626) 453 8955
Contractor bond
- Surety
- ATLANTIC SPECIALTY INSURANCE COMPANY
- Bond number
- 800230066
- Amount
- $25,000
- Effective
- March 20, 2026
Workers’ compensation
- Carrier
- EMPLOYERS PREFERRED INSURANCE COMPANY
- Policy number
- EIG589243601
- Effective
- April 13, 2026
- Expires
- April 13, 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 132 licensed electrical contractors in Ontario.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| ESTRADA ALFONSO | Responsible Managing Officer/Chief Executive Officer/President | March 24, 2020 | Current |
| ESTRADA ALFONSO | Responsible Managing Officer/Chief Executive Officer/President | July 13, 2026 | 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/1064615" target="_blank" rel="noopener">
<img src="https://bookofbuilders.com/badge/1064615.svg" alt="ADVANCED TECHNOLOGY INC — California contractor license #1064615 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.