Ricardo Sainz The Concrete Master
Ricardo Sainz The Concrete Master is a California sole owner based in Richmond (Contra Costa County) with contractor license #967883 (C-8), first issued in 2011. CSLB status on Nov 9, 2026: Active, no violations. From Jan 1, 2025 to Nov 8, 2026, building departments recorded 1 permit under this name. The latest permit is from Nov 6, 2025. The license lists a contractor bond and workers' compensation coverage.
1permit 2025–26
0home-project permits
15years licensed
Nov 6, 2025latest permit
Business phone (CSLB)
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License
| License # | 967883 |
|---|---|
| Status | Active, no violations |
| Classes | C-8 |
| Business type | sole owner |
| Issued / Expires | Nov 22, 2011 / Nov 30, 2027 |
| Contractor bond | Yes |
| Workers' comp | Yes, on file |
| Based in | Richmond, Contra Costa County |
Recent permits
| Date | Work | Area | Declared value | Status |
|---|---|---|---|---|
| Nov 6, 2025 | Other permits | 94110 · Mission / Bernal Heights | $42,000 | Finaled |
Street addresses of homeowners are never shown.
Work on permits
Other permits · 1 permit
Where they work
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