Location
Address
P O BOX 20003, San Jose, CA, 95160
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Valley Waterproofing Inc
Valley Waterproofing Inc, San, Po Box 20003, San Jose, CA (Employees: Donna Lynn O'brien, Donna Lynn OBrien, and Jack Hanna Zarour) holds a C 3 C Insulation And Weather Stripping license and 3 other licenses according to the Nevada license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Valley Waterproofing Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Valley Waterproofing Inc Contact Information
Phone Number: (408) 988-7701
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Address: P O BOX 20003, San Jose, CA 95160
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Verified License
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Valley Waterproofing Inc License info
Verified License
| License # | 0038063 |
| Status | Active |
| State | Nevada |
| Type | C 3 C Insulation And Weather Stripping |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Valley Waterproofing Inc at the Nevada State Contractors Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 412309 |
| Status | Active |
| State | California |
| Type | Waterproofing & Weatherproofing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Valley Waterproofing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 38063 |
| Status | Active |
| State | Nevada |
| Type | C-3c - Insulation And Weather Stripping |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of September, 2015. Check the current license status of Valley Waterproofing Inc with the Nevada State Contractors Board
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 515362 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Valley Waterproofing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | Merchants Bonding Company (Mutual) |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Berkshire Hathaway Homestate Insurance Company |
Valley Waterproofing Inc Employees
DO
Donna Lynn O'brien
Rmo / Ceo / Pres
DO
Donna Lynn OBrien
Rmo / Ceo / Pres
JZ
Jack Hanna Zarour
Officer
OL
Obrien, Donna Lynn
President
OM
Obrien, Steven Michael
Vice President
SO
Steven Michael O'brien
Officer
SO
Steven Michael Obrien
Officer