Updated: May 01, 2026
Location
Address
20667 SANTA ROSA AVE, Middletown, CA, 95461
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Mount St Helena Plumbing Inc
Mount St Helena Plumbing Inc, 20667 Santa Rosa Ave, Middletown, CA (Employees: Amanda Helena Bradshaw and Fredrick Allan Bradshaw) holds a Plumbing license and 1 other license according to the California license board.
Their BuildZoom score of 92 ranks in the top 32% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mount St Helena Plumbing Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mount St Helena Plumbing Inc Services
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Mount St Helena Plumbing Inc Contact Information
Phone Number: (707) 987-9804
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Address: 20667 SANTA ROSA AVE, Middletown, CA 95461
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Verified License
BuildZoom confirmed this contractor's license
Mount St Helena Plumbing Inc License info
Verified License
| License # | 662542 |
| Status | Active |
| State | California |
| Type | Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Mount St Helena Plumbing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 911153 |
| Status | Inactive |
| State | California |
| Type | Plumbing |
| 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 Mount St Helena Plumbing Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Mount St Helena Plumbing Inc Employees
AB
Amanda Helena Bradshaw
Officer
FB
Fredrick Allan Bradshaw
Rmo/Ceo/Pres