How many lock & security equipment contractors are licensed in California?

California has 379 contractors with a C28 (Lock & Security Equipment) license from the Contractors State License Board. 369 (97%) hold active licenses. SiteVetter checks each against SAM.gov, OSHA, DOL, and EPA databases.

What percentage of lock & security equipment contractors have federal violations?

1.3% of California lock & security equipment contractors (5 out of 379) have at least one record in federal databases. These include SAM.gov debarments, DOL wage violations, OSHA safety citations, and EPA environmental violations.

Verify Lock & Security Equipment Contractors (C28) - Page 3 | CSLB + Federal Check

Q: What does a C28 license cover in California?

A California C28 license covers lock and security equipment contractors. Any contractor performing lock & security equipment work valued at $500 or more must hold this license. The CSLB issues and regulates all contractor licenses in the state.

How to Verify a Lock & Security Equipment Contractor (C28) in California

California requires all contractors performing lock & security equipment work valued at $500+ to hold a valid CSLB C28 license. Of the 379 licensed lock & security equipment contractors in the state, 97% currently hold active licenses and 1.3% have at least one federal compliance record.

Manual vetting takes 45+ minutes per contractor and routinely misses violations in databases most people don't know to check. SiteVetter runs CSLB status, SAM.gov debarment, DOL wage violations, OSHA safety citations, and EPA environmental records in seconds—creating a timestamped compliance artifact.

Verification Checklist for Lock & Security Equipment Contractors

Verify the contractor license is active and in good standing
Request proof of insurance and bonding
Get at least 3 written quotes before selecting a contractor
Check federal databases: SAM.gov, OSHA, DOL, and EPA records
Confirm bond: California requires $25,000+ contractor bond (SB 607)

Why Verification Matters for Lock & Security Equipment Work

Under California's "Controlling Employer" doctrine, general contractors face liability for subcontractor safety violations. For lock & security equipment work specifically, 1.3% of licensed contractors have federal records that a standard CSLB license check wouldn't reveal. SiteVetter's 5-database check catches what a single-source verification misses.

Lock & Security Equipment Contractor Verification - Page 3

About C28 License

Lock & Security Equipment Contractors

How to Verify a Lock & Security Equipment Contractor (C28) in California

Verification Checklist for Lock & Security Equipment Contractors

Why Verification Matters for Lock & Security Equipment Work