Hamm L M Inc

San Gabriel · Los Angeles County · CA

VERIFIED

Bestopedia verdict

100 / 100 Bestopedia Trust Score

California’s contractor board lists Hamm L M Inc 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

How the Trust Score is calculated →

The verified record

CSLB license
#171598 verify on CSLB ↗
Classifications
B, C-20, C-36
Years licensed
68.6 years since 11/13/1957
Contractor bond
$25,000 HUDSON INSURANCE COMPANY
Workers’ comp
Current STATE COMPENSATION INSURANCE FUND
Business type
Corporation
Qualifying principal
Joseph Manly Hamm, Joseph Richard Hamm
Address of record
425 So California Street Ste C, San Gabriel, CA 91776

Frequently Asked Questions

Is Hamm L M Inc a licensed HVAC contractor in California?

Yes. Hamm L M Inc holds California CSLB contractor license #171598 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.

What work is Hamm L M Inc licensed to perform?

License #171598 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning), plus additional classifications: B, C36.

Is Hamm L M Inc bonded?

Yes. Hamm L M Inc carries contractor's bond #30031103 for $25,000 through HUDSON INSURANCE COMPANY.

Does Hamm L M Inc carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with STATE COMPENSATION INSURANCE FUND, with a policy expiration of 08/05/2026.

How long has Hamm L M Inc held its contractor license?

License #171598 was originally issued on 11/13/1957, approximately 69 years ago (as of July 2026).

Where is Hamm L M Inc located?

Hamm L M Inc is based in San Gabriel, Los Angeles County, CA 91776.