Sierra Plumbing & Drain Cleaning

Pomona · Los Angeles County · CA

VERIFIED

Bestopedia verdict

80 / 100 Bestopedia Trust Score

California’s contractor board lists Sierra Plumbing & Drain Cleaning in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
30 / 30
Years licensed
3.6 / 20
Contractor bond
20 / 20
Workers' comp
16 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#1099231 verify on CSLB ↗
Classifications
C-36
Years licensed
3.6 years since 12/01/2022
Contractor bond
$25,000 AMERICAN CONTRACTORS INDEMNITY COMPANY
Workers’ comp
Current
Business type
Sole Owner
Qualifying principal
Albino Sierra
Address of record
2479 Alder Street, Pomona, CA 91767

Frequently Asked Questions

Is Sierra Plumbing & Drain Cleaning a licensed Plumbing contractor in California?

Yes. Sierra Plumbing & Drain Cleaning holds California CSLB contractor license #1099231 with a C-36 (Plumbing) classification. Current CSLB status: CLEAR.

What work is Sierra Plumbing & Drain Cleaning licensed to perform?

License #1099231 carries C-36 (Plumbing).

Is Sierra Plumbing & Drain Cleaning bonded?

Yes. Sierra Plumbing & Drain Cleaning carries contractor's bond #100683813 for $25,000 through AMERICAN CONTRACTORS INDEMNITY COMPANY.

Does Sierra Plumbing & Drain Cleaning carry workers' compensation insurance?

Workers' compensation status on file: Exempt.

How long has Sierra Plumbing & Drain Cleaning held its contractor license?

License #1099231 was originally issued on 12/01/2022, approximately 4 years ago (as of July 2026).

Where is Sierra Plumbing & Drain Cleaning located?

Sierra Plumbing & Drain Cleaning is based in Pomona, Los Angeles County, CA 91767.