Defentec Security
Verified against CSLB on · View on CSLB
License details
- License number
- 547780
- Classifications
- License term on file
- November 14, 1988 – April 30, 2028
Business
- (925) 838 8444 (CSLB public record)
- 38 BETA COURT #C8, San Ramon, CA 94583Contra Costa County
Are you Defentec Security? Claim this listing to manage it.
Claim this listingRequest a free quote
Tell us about your project and we'll connect you with licensed, verified California contractors.
Other Electrical contractors in San Ramon
Cal Tech Security Services Inc
C-10 · San Ramon, CA
Verified June 17, 2026 · Bonded
Serafix Engineering Contractors Inc
C-10 · San Ramon, CA
Verified June 17, 2026 · Bonded
Electric Kingdom Power Solutions
C-10 · San Ramon, CA
Verified June 17, 2026 · Bonded
Evcharger Expert
C-10 · San Ramon, CA
Verified June 17, 2026 · Bonded
L B Construction & Remodeling
C-10 · San Ramon, CA
Verified June 17, 2026 · Bonded
Rafferty Kevin Francis Electric
C-10 · San Ramon, CA
Verified June 17, 2026 · Bonded
What to check next
Frequently asked questions
Is Defentec Security licensed in California?
Yes. Defentec Security holds an active California state contractor license (CSLB #547780), verified against the CSLB public record on June 17, 2026.
What is Defentec Security's CSLB license number?
Defentec Security's California contractor license number is 547780. 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 Defentec Security licensed for?
Defentec Security is classified under Electrical (C-10) and Low Voltage Systems (C-7) by the CSLB.
How do I verify Defentec Security's license myself?
Look up license #547780 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 #547780 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.