Cal Steam Company

Diamond Bar · Los Angeles County · CA

VERIFIED

Bestopedia verdict

100 / 100 Bestopedia Trust Score

California’s contractor board lists Cal Steam Company 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
#674646 verify on CSLB ↗
Classifications
C-4, C-20, C-36
Years licensed
33.0 years since 07/22/1993
Contractor bond
$25,000 WESTERN SURETY COMPANY
Workers’ comp
Current SENTRY CASUALTY COMPANY
Business type
Corporation
Qualifying principal
Johnny Unhyong Kim
Address of record
1142 S Diamond Bl #169, Diamond Bar, CA 91765

Frequently Asked Questions

Is Cal Steam Company a licensed HVAC contractor in California?

Yes. Cal Steam Company holds California CSLB contractor license #674646 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.

What work is Cal Steam Company licensed to perform?

License #674646 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning), plus additional classifications: C-4, C36.

Is Cal Steam Company bonded?

Yes. Cal Steam Company carries contractor's bond #71886701 for $25,000 through WESTERN SURETY COMPANY.

Does Cal Steam Company carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with SENTRY CASUALTY COMPANY, with a policy expiration of 08/20/2026.

How long has Cal Steam Company held its contractor license?

License #674646 was originally issued on 07/22/1993, approximately 33 years ago (as of July 2026).

Where is Cal Steam Company located?

Cal Steam Company is based in Diamond Bar, Los Angeles County, CA 91765.