Contractor License Proof

Detention Device Systems

Licensed

Verified against CSLB on · View on CSLB

License details

License number
606042
Status
Active
Classifications
B · General BuildingC-10 · ElectricalD-28 · Doors, Gates and Activating Devices
Contractor bond
$25,000
Workers' comp
Covered
License term on file
November 6, 1990 – November 30, 2026

Business

  • (510) 783 0771 (CSLB public record)
  • 25545 SEABOARD LN, Hayward, CA 94545Alameda County

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Frequently asked questions

Is Detention Device Systems licensed in California?

Yes. Detention Device Systems holds an active California state contractor license (CSLB #606042), verified against the CSLB public record on August 4, 2026.

What is Detention Device Systems's CSLB license number?

Detention Device Systems's California contractor license number is 606042. 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 Detention Device Systems licensed for?

Detention Device Systems is classified under General Building (B), Electrical (C-10), and Doors, Gates and Activating Devices (D-28) by the CSLB.

How do I verify Detention Device Systems's license myself?

Look up license #606042 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 August 4, 2026.

Verify it yourself: How to verify a California contractor license · Look up #606042 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.