Knowles Pipeworks and Plumbing Corp

San Jose · Santa Clara County · CA

VERIFIED

Bestopedia verdict

83 / 100 Bestopedia Trust Score

California’s contractor board lists Knowles Pipeworks and Plumbing Corp in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
30 / 30
Years licensed
2.8 / 20
Contractor bond
20 / 20
Workers' comp
20 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#1109687 verify on CSLB ↗
Classifications
C-36
Years licensed
2.8 years since 09/05/2023
Contractor bond
$25,000 AMERICAN CONTRACTORS INDEMNITY COMPANY
Workers’ comp
Current TECHNOLOGY INSURANCE COMPANY INC
Business type
Corporation
Qualifying principal
Richard Alexander Knowles
Address of record
924 Fruitdale Place, San Jose, CA 95126

Frequently Asked Questions

Is Knowles Pipeworks and Plumbing Corp a licensed Plumbing contractor in California?

Yes. Knowles Pipeworks and Plumbing Corp holds California CSLB contractor license #1109687 with a C-36 (Plumbing) classification. Current CSLB status: CLEAR.

What work is Knowles Pipeworks and Plumbing Corp licensed to perform?

License #1109687 carries C-36 (Plumbing).

Is Knowles Pipeworks and Plumbing Corp bonded?

Yes. Knowles Pipeworks and Plumbing Corp carries contractor's bond #100765098 for $25,000 through AMERICAN CONTRACTORS INDEMNITY COMPANY.

Does Knowles Pipeworks and Plumbing Corp carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with TECHNOLOGY INSURANCE COMPANY INC, with a policy expiration of 01/03/2027.

How long has Knowles Pipeworks and Plumbing Corp held its contractor license?

License #1109687 was originally issued on 09/05/2023, approximately 3 years ago (as of July 2026).

Where is Knowles Pipeworks and Plumbing Corp located?

Knowles Pipeworks and Plumbing Corp is based in San Jose, Santa Clara County, CA 95126.