# MR Sprinkler Fire Protection

MR Sprinkler Fire Protection is a fire sprinkler company based in Roseville, California. It holds an active CSLB C-16 Fire Protection Contractor license (No. 473516) 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 |
|---|---|---|---|
| 473516 | CSLB C-16 Fire Protection Contractor | August 31, 2028 | active |

## Contact and locations

- Phone: 916-773-7036
- Primary location: 100 Derek Place Ste 100, Roseville, CA 95678 (Placer County)
- Also known as: J - Four Enterprises Inc

## Verify

Search 473516 at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx to confirm current status.

More companies in Roseville: https://plumbregistry.com/fire-protection/california/roseville/

_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._