Contractor License Proof

Rudolph & Sons

Licensed

Verified against CSLB on · View on CSLB

License details

License number
813850
Status
Active
Classifications
A · General EngineeringB · General Building
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
October 22, 2002 – October 31, 2026

Business

  • (925) 525 5184 (CSLB public record)
  • P O BOX 681, Antioch, CA 945313381Contra Costa County

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Frequently asked questions

Is Rudolph & Sons licensed in California?

Yes. Rudolph & Sons holds an active California state contractor license (CSLB #813850), verified against the CSLB public record on June 17, 2026.

What is Rudolph & Sons's CSLB license number?

Rudolph & Sons's California contractor license number is 813850. 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 Rudolph & Sons licensed for?

Rudolph & Sons is classified under General Engineering (A) and General Building (B) by the CSLB.

How do I verify Rudolph & Sons's license myself?

Look up license #813850 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 #813850 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.