Guerguinov Kostadin
Verified against CSLB on · View on CSLB
License details
- License number
- 934222
- Classifications
- License term on file
- June 17, 2009 – June 30, 2027
Business
- (925) 360 7305 (CSLB public record)
- 1152 LINDEN DR, Concord, CA 94520Contra Costa County
Are you Guerguinov Kostadin? Claim this listing to manage it.
Claim this listingRequest a free quote
Tell us about your project and we'll connect you with licensed, verified California contractors.
Other General Building contractors in Concord
Ideal Construction
B · Concord, CA
Verified June 17, 2026 · Bonded
Seecon Homes Inc
B · Concord, CA
Verified June 17, 2026 · Bonded
Gold Rush Construction
B · Concord, CA
Verified June 17, 2026 · Bonded
D C Construction
B · Concord, CA
Verified June 17, 2026 · Bonded
Epic Construction
B · Concord, CA
Verified June 17, 2026 · Bonded
West Coast Land and Development Inc
B · Concord, CA
Verified June 17, 2026 · Bonded
What to check next
Frequently asked questions
Is Guerguinov Kostadin licensed in California?
Yes. Guerguinov Kostadin holds an active California state contractor license (CSLB #934222), verified against the CSLB public record on June 17, 2026.
What is Guerguinov Kostadin's CSLB license number?
Guerguinov Kostadin's California contractor license number is 934222. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.
What kind of work is Guerguinov Kostadin licensed for?
Guerguinov Kostadin is classified under General Building (B) by the CSLB.
How do I verify Guerguinov Kostadin's license myself?
Look up license #934222 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of June 17, 2026.
Verify it yourself: How to verify a California contractor license · Look up #934222 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.