CSI PLUMBING
License
- Status
- CLEAR
- First issued
- February 15, 2002
- Expires
- June 30, 2028
- Entity
- Sole Owner
- Address of record
- 23123 VENTURA BLVD #211, Woodland Hills, CA 91364
- Phone of record
- (818) 992 6002
Contractor bond
- Surety
- NATIONWIDE MUTUAL INSURANCE COMPANY
- Bond number
- 7901208303
- Amount
- $25,000
- Effective
- November 14, 2025
Workers’ compensation
- Carrier
- NATIONAL FIRE INSURANCE COMPANY OF HARTFORD
- Policy number
- 8035867529
- Effective
- April 14, 2026
- Expires
- April 14, 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 53 licensed plumbing contractors in Woodland Hills.
People on this license
| Name | Title | Since | Through |
|---|---|---|---|
| SERAFIN CARLOS JASON | Sole Owner | February 15, 2002 | 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/804312" target="_blank" rel="noopener">
<img src="https://bookofbuilders.com/badge/804312.svg" alt="CSI PLUMBING — California contractor license #804312 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?
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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.