Straight Square Construction
Verified against CSLB on · View on CSLB
License details
- License number
- 1009578
- Classifications
- B · General BuildingD-50 · Suspended Ceilings
- License term on file
- December 9, 2015 – December 31, 2027
Business
- (909) 753 6013 (CSLB public record)
- 9801 GALENA AVE, Montclair, CA 91763San Bernardino County
Are you Straight Square Construction? 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.
Something wrong on this page? Report incorrect information.
Other General Building contractors in Montclair
The Plumbers Connection Inc
B · Montclair, CA
Verified September 28, 2026 · Bonded
Best Quality Construction Inc
B · Montclair, CA
Verified September 28, 2026 · Bonded
Jack Mkrtchyan Inc
B · Montclair, CA
Verified September 28, 2026 · Bonded
Cristian Gonzalez
B · Montclair, CA
Verified September 28, 2026 · Bonded
Azlan Construction LLC
B · Montclair, CA
Verified September 28, 2026 · Bonded
C T A Construction
B · Montclair, CA
Verified August 4, 2026 · Bonded
What to check next
Frequently asked questions
Is Straight Square Construction licensed in California?
Yes. Straight Square Construction holds an active California state contractor license (CSLB #1009578), verified against the CSLB public record on September 28, 2026.
What is Straight Square Construction's CSLB license number?
Straight Square Construction's California contractor license number is 1009578. 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 Straight Square Construction licensed for?
Straight Square Construction is classified under General Building (B) and Suspended Ceilings (D-50) by the CSLB.
How do I verify Straight Square Construction's license myself?
Look up license #1009578 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 September 28, 2026.
Verify it yourself: How to verify a California contractor license · Look up #1009578 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.