# Hammer & Associates

Hammer & Associates is a fire sprinkler company based in Oakland, California. It holds an active CSLB C-16 Fire Protection Contractor license (No. 303291) 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 |
|---|---|---|---|
| 303291 | CSLB C-16 Fire Protection Contractor | July 31, 2028 | active |

## Contact and locations

- Phone: 510-482-3000
- Primary location: Oakland, CA 94661 (Alameda County)

## Verify

Search 303291 at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx to confirm current status.

More companies in Oakland: https://plumbregistry.com/fire-protection/california/oakland/

_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._