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Johnston General Engineering
Johnston General Engineering is a construction company based in Napa California. Specializing in excavating, grading, and underground utility construction. As a general engineering contractor, we provide services to contractors, property owners, and wineries in Napa and Sonoma County. Johnston General Engineering provides an array of site work related services including land clearing, earthwork, and drainage infrastructure construction. Fire protection is one of our primary services. Johnston General Engineering constructs water tank pads, underground piping, fire hydrant and fire apparatus installation. Johnston General Engineering has the experience and resources to get the job right!
From BuildZoom: Johnston General Engineering, 3599 Twin Oaks Dr, Napa, CA (Employees: Jacqueline Marie Mc Neelan and Quentin James Johnston) holds a General Engineering license and 1 other license according to the California license board.
Their BuildZoom score of 100 ranks in the top 13% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Johnston General Engineering, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
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Verified License
| License # | 930463 |
| Status | Active |
| State | California |
| Type | General Engineering |
| Business Type | Corporation |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Johnston General Engineering at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1007883 |
| Status | Inactive |
| State | California |
| Type | General Engineering |
| 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.
Check this license's status for Johnston General Engineering at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Insured
| Insurer | Colony Insurance Company |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |