A T C Mechanical LLC
Concord · Contra Costa County · CA
VERIFIED
Bestopedia verdict
California’s contractor board lists A T C Mechanical LLC in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.
- License standing
- 30 / 30
- Years licensed
- 7.8 / 20
- Contractor bond
- 20 / 20
- Workers' comp
- 20 / 20
- Business structure
- 10 / 10
The verified record
- CSLB license
- #1043760 verify on CSLB ↗
- Classifications
- C-20
- Years licensed
- 7.8 years since 08/29/2018
- Contractor bond
- $25,000 BUSINESS ALLIANCE INSURANCE COMPANY
- Workers’ comp
- Current SUNZ INSURANCE COMPANY
- Business type
- Limited Liability
- Qualifying principal
- Stiliyan Zvezdelinov Simov
- Address of record
- 1827 Gross Ln, Concord, CA 94519
Frequently Asked Questions
Is A T C Mechanical LLC a licensed HVAC contractor in California?
Yes. A T C Mechanical LLC holds California CSLB contractor license #1043760 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.
What work is A T C Mechanical LLC licensed to perform?
License #1043760 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning).
Is A T C Mechanical LLC bonded?
Yes. A T C Mechanical LLC carries contractor's bond #G121010595760 for $25,000 through BUSINESS ALLIANCE INSURANCE COMPANY.
Does A T C Mechanical LLC carry workers' compensation insurance?
Yes. Workers' compensation insurance is on file with SUNZ INSURANCE COMPANY, with a policy expiration of 10/01/2026.
How long has A T C Mechanical LLC held its contractor license?
License #1043760 was originally issued on 08/29/2018, approximately 8 years ago (as of July 2026).
Where is A T C Mechanical LLC located?
A T C Mechanical LLC is based in Concord, Contra Costa County, CA 94519.