# R 4 Fire Testing Services Inc

R 4 Fire Testing Services Inc is a fire sprinkler company based in Sylmar, California. It holds an active CSLB C-16 Fire Protection Contractor license (No. 965008) from the California Contractors State License Board, verified against state records on October 24, 2026.

## California Contractors State License Board licenses

| License | Type | Expires | Status |
|---|---|---|---|
| 965008 | CSLB C-16 Fire Protection Contractor | December 31, 2027 | active |

## Contact and locations

- Phone: 818-698-4229
- Primary location: P O Box 921569, Sylmar, CA 91392 (Los Angeles County)

## Verify

Search 965008 at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx to confirm current status.

More companies in Sylmar: https://plumbregistry.com/fire-protection/california/sylmar/

_Source: California Contractors State License Board (CSLB) licensee records (https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx), retrieved October 24, 2026. Published by Plumb Registry._