Location and Projects
Gpm Well Testing HVAC/Mechanical Contractor
Gpm Well Testing, 5434 Old Redwood Hwy, Santa Rosa, CA (Employees: Earl Crystal Sheridan and Matthew Raymond Petersen) holds a Water Conditioning, Well Drilling, Machinery And Pumps license and 1 other license according to the California license board.
Their BuildZoom score of 95 ranks in the top 22% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Gpm Well Testing, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Gpm Well Testing Contact Information
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This is a sample of this contractor's permits. Click here to access their complete permit history.
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Gpm Well Testing License info
Verified License
| License # | 985445 |
| Status | Active |
| State | California |
| Type | Water Conditioning, Well Drilling, Machinery And Pumps |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Gpm Well Testing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 859707 |
| Status | Inactive |
| State | California |
| Type | Well Drilling |
| Business Type | Sole Ownership |
- 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 Gpm Well Testing at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
Insured
| Insurer | Travelers Casualty Company (The) |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | International Fidelity Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Everest Premier Insurance Company |
10
Permits
- Building permit records show that Gpm Well Testing has worked on 10 permitted projects.