Contractor License Proof

Southwest Traffic Signal Service Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
451115
Status
Active
Classifications
A · General EngineeringB · General BuildingC-10 · Electrical
Contractor bond
$25,000
Workers' comp
Covered
License term on file
January 9, 1984 – January 31, 2028

Business

  • (619) 442 3343 (CSLB public record)
  • P O BOX 1297, El Cajon, CA 92022San Diego County

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Frequently asked questions

Is Southwest Traffic Signal Service Inc licensed in California?

Yes. Southwest Traffic Signal Service Inc holds an active California state contractor license (CSLB #451115), verified against the CSLB public record on June 17, 2026.

What is Southwest Traffic Signal Service Inc's CSLB license number?

Southwest Traffic Signal Service Inc's California contractor license number is 451115. 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 Southwest Traffic Signal Service Inc licensed for?

Southwest Traffic Signal Service Inc is classified under General Engineering (A), General Building (B), and Electrical (C-10) by the CSLB.

How do I verify Southwest Traffic Signal Service Inc's license myself?

Look up license #451115 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 #451115 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.