Contractor License Proof

Professional Telecommunications Services Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
900567
Status
Active
Classifications
C-10 · ElectricalC-28 · Lock and Security EquipmentC-7 · Low Voltage SystemsD-16 · Hardware, Locks and Safes
Contractor bond
$25,000
Workers' comp
Covered
License term on file
July 20, 2007 – November 30, 2026

Business

  • (925) 447 5100 (CSLB public record)
  • 1799 PORTOLA AVE STE 5, Livermore, CA 94551Alameda County

Are you Professional Telecommunications Services Inc? Claim this listing to manage it.

Claim this listing

Request a free quote

Tell us about your project and we'll connect you with licensed, verified California contractors.

By submitting, you agree we may share your request with relevant licensed contractors to help with your project. See our Privacy Policy.

Something wrong on this page? Report incorrect information.

Other Electrical contractors in Livermore

Calenergy Electrical Corporation

C-10 · Livermore, CA

Licensed

Verified August 4, 2026 · Bonded

Five or Free Electrical Solutions Inc

C-10 · Livermore, CA

Licensed

Verified August 4, 2026 · Bonded

Streamline Power

C-10 · Livermore, CA

Licensed

Verified August 4, 2026 · Bonded

Synergy Power

C-10 · Livermore, CA

Licensed

Verified August 4, 2026 · Bonded

High 5 Builders Inc

C-10 · Livermore, CA

Licensed

Verified August 4, 2026 · Bonded

Pacific Signaling Systems

C-10 · Livermore, CA

Licensed

Verified August 4, 2026 · Bonded

Browse all Electrical contractors in Livermore

What to check next

How to verify a California contractor licenseRed flags when hiring a contractorLicensed vs. bonded vs. insured — what's the difference?Risks of hiring an unlicensed contractor

Frequently asked questions

Is Professional Telecommunications Services Inc licensed in California?

Yes. Professional Telecommunications Services Inc holds an active California state contractor license (CSLB #900567), verified against the CSLB public record on August 4, 2026.

What is Professional Telecommunications Services Inc's CSLB license number?

Professional Telecommunications Services Inc's California contractor license number is 900567. 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 Professional Telecommunications Services Inc licensed for?

Professional Telecommunications Services Inc is classified under Electrical (C-10), Lock and Security Equipment (C-28), Low Voltage Systems (C-7), and Hardware, Locks and Safes (D-16) by the CSLB.

How do I verify Professional Telecommunications Services Inc's license myself?

Look up license #900567 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 #900567 on CSLB

Checking more than one contractor? Verify another license.Verify a license

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