How many manufactured housing contractors are licensed in California?

California has 461 contractors with a C47 (Manufactured Housing) license from the Contractors State License Board. 451 (98%) hold active licenses. SiteVetter checks each against SAM.gov, OSHA, DOL, and EPA databases.

What percentage of manufactured housing contractors have federal violations?

3.0% of California manufactured housing contractors (14 out of 461) have at least one record in federal databases. These include SAM.gov debarments, DOL wage violations, OSHA safety citations, and EPA environmental violations.

Verify Manufactured Housing Contractors (C47) - Page 6 | CSLB + Federal Check

Q: What does a C47 license cover in California?

A California C47 license covers general manufactured housing contractors. Any contractor performing manufactured housing 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 Manufactured Housing Contractor (C47) in California

California requires all contractors performing manufactured housing work valued at $500+ to hold a valid CSLB C47 license. Of the 461 licensed manufactured housing contractors in the state, 98% currently hold active licenses and 3.0% 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 Manufactured Housing 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 Manufactured Housing Work

Under California's "Controlling Employer" doctrine, general contractors face liability for subcontractor safety violations. For manufactured housing work specifically, 3.0% 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.

Manufactured Housing Contractor Verification - Page 6

About C47 License

Manufactured Housing Contractors

How to Verify a Manufactured Housing Contractor (C47) in California

Verification Checklist for Manufactured Housing Contractors

Why Verification Matters for Manufactured Housing Work