D-51
8 clear company licenses whose first classification is “D-51 — Waterproofing and Weatherproofing (under relevant class)”.
| Place | Contractor | License | Main classification | Expires |
|---|---|---|---|---|
| Colfax, CA | AMERICAN RIVER CAULKING INC | 752875 | D-51 — Waterproofing and Weatherproofing (under relevant class) | Aug 31, 2028 |
| Costa Mesa, CA | CUSTOM WEATHERSTRIP INC | 765989 | D-51 — Waterproofing and Weatherproofing (under relevant class) | Jul 31, 2027 |
| Rancho Santa Fe, CA | DILLON WATERPROOFING INC | 495891 | D-51 — Waterproofing and Weatherproofing (under relevant class) | Jul 31, 2028 |
| Sacramento, CA | J M B MATERIALS INC | 518989 | D-51 — Waterproofing and Weatherproofing (under relevant class) | Oct 31, 2027 |
| Paramount, CA | PROULX ROGER H & CO | 427020 | D-51 — Waterproofing and Weatherproofing (under relevant class) | Jan 31, 2028 |
| Vista, CA | SHOWER PAN MAN INC THE | 494079 | D-51 — Waterproofing and Weatherproofing (under relevant class) | Mar 31, 2027 |
| San Jose, CA | VALLEY WATERPROOFING INC | 412309 | D-51 — Waterproofing and Weatherproofing (under relevant class) | Sep 30, 2027 |
| Moorpark, CA | WATERTIGHT WATERPROOFING INC | 441676 | D-51 — Waterproofing and Weatherproofing (under relevant class) | Apr 30, 2027 |
Alphabetical order — this site ranks no one. Company licenses with a clear status in the CSLB file of October 1, 2026. Sole owners are not on this site; for today's status and complaints, use the CSLB's Instant License Check. How to read this.