AMOGEN
License
- Status
- CLEAR
- First issued
- August 4, 1995
- Expires
- August 31, 2027
- Entity
- Sole Owner
- Address of record
- 4200 BEECH AVENUE, Yorba Linda, CA 926869288
- Phone of record
- (714) 745 7375
Contractor bond
- Surety
- ATLANTIC SPECIALTY INSURANCE COMPANY
- Bond number
- 800211037
- Amount
- $25,000
- Effective
- December 13, 2025
Workers’ compensation
- Carrier
- STATE COMPENSATION INSURANCE FUND
- Policy number
- 9328394
- Effective
- November 28, 2025
- Expires
- November 28, 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 26 licensed warm-air heating, ventilating and air-conditioning contractors in Yorba Linda.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| BROWN WILLIAM DONALD | Sole Owner | August 4, 1995 | Current |
| BROWN WILLIAM DONALD | Sole Owner | October 24, 1995 | Current |
| BROWN WILLIAM DONALD | Sole Owner | November 20, 2000 | January 1, 2004 |
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/710779" target="_blank" rel="noopener">
<img src="https://bookofbuilders.com/badge/710779.svg" alt="AMOGEN — California contractor license #710779 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.