Fire sprinkler
Cornerstone Site Services LLC
Cornerstone Site Services LLC is a fire sprinkler company based in Round Rock, Texas. It holds an active Fire Sprinkler Certificate of Registration (Underground) (No. SCR-U-1815448) from the Texas State Fire Marshal's Office, verified against state records on October 24, 2026.
State registration verified October 24, 2026
Texas State Fire Marshal's Office registrations
| Registration | Type | Expires | Status |
|---|---|---|---|
| SCR-U-1815448 | Fire Sprinkler Certificate of Registration (Underground) | March 1, 2028 | active |
Services
- Fire sprinkler. Design, installation, inspection, testing and maintenance of fire sprinkler systems, including underground fire mains and dwelling systems.
Services are inferred from the company's state registrations. Confirm specific capabilities with the company.
Locations
- Primary: 4801 University Blvd Ste 410, Round Rock, TX 78665-2059 · Williamson County
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All 23 companies in Round Rock →
Source: Texas Department of Insurance, State Fire Marshal's Office licensee records (TDI org ID79901), retrieved October 24, 2026. Machine-readable: JSON · Markdown.