United Drain & Plumbing
Bellflower · Los Angeles County · CA
VERIFIED
Bestopedia verdict
California’s contractor board lists United Drain & Plumbing in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.
- License standing
- 30 / 30
- Years licensed
- 20 / 20
- Contractor bond
- 20 / 20
- Workers' comp
- 20 / 20
- Business structure
- 10 / 10
The verified record
- CSLB license
- #436852 verify on CSLB ↗
- Classifications
- C-36
- Years licensed
- 43.3 years since 03/01/1983
- Contractor bond
- $25,000 ATLANTIC SPECIALTY INSURANCE COMPANY
- Workers’ comp
- Current OMAHA NATIONAL CASUALTY COMPANY
- Business type
- Corporation
- Qualifying principal
- Frederick John Thomson
- Address of record
- 10011 Artesia Place, Bellflower, CA 90706
Frequently Asked Questions
Is United Drain & Plumbing a licensed Plumbing contractor in California?
Yes. United Drain & Plumbing holds California CSLB contractor license #436852 with a C-36 (Plumbing) classification. Current CSLB status: CLEAR.
What work is United Drain & Plumbing licensed to perform?
License #436852 carries C-36 (Plumbing).
Is United Drain & Plumbing bonded?
Yes. United Drain & Plumbing carries contractor's bond #800233682 for $25,000 through ATLANTIC SPECIALTY INSURANCE COMPANY.
Does United Drain & Plumbing carry workers' compensation insurance?
Yes. Workers' compensation insurance is on file with OMAHA NATIONAL CASUALTY COMPANY, with a policy expiration of 11/01/2026.
How long has United Drain & Plumbing held its contractor license?
License #436852 was originally issued on 03/01/1983, approximately 43 years ago (as of July 2026).
Where is United Drain & Plumbing located?
United Drain & Plumbing is based in Bellflower, Los Angeles County, CA 90706.