H K & S Plumbing Co
Lafayette · Contra Costa County · CA
VERIFIED
Bestopedia verdict
95
/ 100
Bestopedia Trust Score
California’s contractor board lists H K & S Plumbing Co in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.
- License standing
- 30 / 30
- Years licensed
- 18.7 / 20
- Contractor bond
- 20 / 20
- Workers' comp
- 16 / 20
- Business structure
- 10 / 10
The verified record
- CSLB license
- #906183 verify on CSLB ↗
- Classifications
- C-36
- Years licensed
- 18.7 years since 11/07/2007
- Contractor bond
- $25,000 MERCHANTS BONDING COMPANY (MUTUAL)
- Workers’ comp
- Current
- Business type
- Sole Owner
- Qualifying principal
- Harry John Kotsiomitis
- Address of record
- P O Box 701, Lafayette, CA 94549
Frequently Asked Questions
Is H K & S Plumbing Co a licensed Plumbing contractor in California?
Yes. H K & S Plumbing Co holds California CSLB contractor license #906183 with a C-36 (Plumbing) classification. Current CSLB status: CLEAR.
What work is H K & S Plumbing Co licensed to perform?
License #906183 carries C-36 (Plumbing).
Is H K & S Plumbing Co bonded?
Yes. H K & S Plumbing Co carries contractor's bond #101859943 for $25,000 through MERCHANTS BONDING COMPANY (MUTUAL).
Does H K & S Plumbing Co carry workers' compensation insurance?
Workers' compensation status on file: Exempt.
How long has H K & S Plumbing Co held its contractor license?
License #906183 was originally issued on 11/07/2007, approximately 19 years ago (as of July 2026).
Where is H K & S Plumbing Co located?
H K & S Plumbing Co is based in Lafayette, Contra Costa County, CA 94549.