Q4 Mechanical Corporation

San Francisco · San Francisco County · CA

VERIFIED

Bestopedia verdict

91 / 100 Bestopedia Trust Score

California’s contractor board lists Q4 Mechanical Corporation in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
30 / 30
Years licensed
10.9 / 20
Contractor bond
20 / 20
Workers' comp
20 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#1006003 verify on CSLB ↗
Classifications
C-20, C-43
Years licensed
10.9 years since 07/30/2015
Contractor bond
$25,000 TRAVELERS CASUALTY AND SURETY COMPANY OF AMERICA
Workers’ comp
Current STATE COMPENSATION INSURANCE FUND
Business type
Corporation
Qualifying principal
Emmanuel Chiweta Denchukwu
Address of record
850 South Van Ness Avenuesuite 24, San Francisco, CA 94110

Frequently Asked Questions

Is Q4 Mechanical Corporation a licensed HVAC contractor in California?

Yes. Q4 Mechanical Corporation holds California CSLB contractor license #1006003 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.

What work is Q4 Mechanical Corporation licensed to perform?

License #1006003 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning), plus additional classifications: C43.

Is Q4 Mechanical Corporation bonded?

Yes. Q4 Mechanical Corporation carries contractor's bond #108030343 for $25,000 through TRAVELERS CASUALTY AND SURETY COMPANY OF AMERICA.

Does Q4 Mechanical Corporation carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with STATE COMPENSATION INSURANCE FUND, with a policy expiration of 11/18/2026.

How long has Q4 Mechanical Corporation held its contractor license?

License #1006003 was originally issued on 07/30/2015, approximately 11 years ago (as of July 2026).

Where is Q4 Mechanical Corporation located?

Q4 Mechanical Corporation is based in San Francisco, San Francisco County, CA 94110.