# TRL Systems Incorporated

TRL Systems Incorporated is a fire sprinkler company based in Rancho Cucamonga, California. It holds an active CSLB C-16 Fire Protection Contractor license (No. 413747) from the California Contractors State License Board, verified against state records on November 2, 2026. Licensed since 1981.

## California Contractors State License Board licenses

| License | Type | Expires | Status |
|---|---|---|---|
| 413747 | CSLB C-16 Fire Protection Contractor | November 30, 2027 | active |

## License history

- Licensed since: November 2, 1981 (45 years)
- Business type: Corporation
- Workers' comp: Insured with Hartford Fire Insurance Company through October 1, 2027
- Contractor bond: $25,000 with Ohio Casualty Insurance Company (The) since January 1, 2023
- Source: California Contractors State License Board license master file. Complaints and citations are on the official record, not the bulk file.

## Contact and locations

- Phone: 909-390-8392
- Primary location: Rancho Cucamonga, CA 91730 (San Bernardino County)

## Verify

Search 413747 at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx to confirm current status.

More companies in Rancho Cucamonga: https://plumbregistry.com/fire-protection/california/rancho-cucamonga/

_Source: California Contractors State License Board (CSLB) licensee records (https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx), retrieved November 2, 2026. Published by Plumb Registry._