U S T Testing Services Inc
Concord · Contra Costa County · CA
VERIFIED
Bestopedia verdict
California’s contractor board lists U S T Testing Services 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
The verified record
- CSLB license
- #866797 verify on CSLB ↗
- Classifications
- A, B, C-4, C-12, C-16, C-20, C-34, C-36, C-38, C-42, C-43, C-60
- Years licensed
- 20.7 years since 11/01/2005
- Contractor bond
- $25,000 NATIONWIDE MUTUAL INSURANCE COMPANY
- Workers’ comp
- Current FEDERAL INSURANCE COMPANY
- Business type
- Corporation
- Qualifying principal
- Steven Dale Sandkohl
- Address of record
- 1635 Challenge Drive, Concord, CA 94520
Frequently Asked Questions
Is U S T Testing Services Inc a licensed HVAC contractor in California?
Yes. U S T Testing Services Inc holds California CSLB contractor license #866797 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.
What work is U S T Testing Services Inc licensed to perform?
License #866797 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning), plus additional classifications: A, B, C-4, C12, C16, C34, C36, C38, C42, C43, C60.
Is U S T Testing Services Inc bonded?
Yes. U S T Testing Services Inc carries contractor's bond #7900420051 for $25,000 through NATIONWIDE MUTUAL INSURANCE COMPANY.
Does U S T Testing Services Inc carry workers' compensation insurance?
Yes. Workers' compensation insurance is on file with FEDERAL INSURANCE COMPANY, with a policy expiration of 04/01/2027.
How long has U S T Testing Services Inc held its contractor license?
License #866797 was originally issued on 11/01/2005, approximately 21 years ago (as of July 2026).
Where is U S T Testing Services Inc located?
U S T Testing Services Inc is based in Concord, Contra Costa County, CA 94520.