Contractor License Proof

Groth Colin Builders

Licensed

Verified against CSLB on · View on CSLB

License details

License number
957986
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
February 22, 2011 – February 28, 2027

Business

  • (860) 309 3714 (CSLB public record)
  • 4615 PARK BLVD, Oakland, CA 94602Alameda County

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Frequently asked questions

Is Groth Colin Builders licensed in California?

Yes. Groth Colin Builders holds an active California state contractor license (CSLB #957986), verified against the CSLB public record on June 17, 2026.

What is Groth Colin Builders's CSLB license number?

Groth Colin Builders's California contractor license number is 957986. 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 Groth Colin Builders licensed for?

Groth Colin Builders is classified under General Building (B) by the CSLB.

How do I verify Groth Colin Builders's license myself?

Look up license #957986 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 #957986 on CSLB

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See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.