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Mammoth Excavating Engineer
Mammoth Excavating Inc, 501- I South Reino Rd, Newbury Park, CA (Employees: John Arthur Barbieri, John Robert Mitchell, and John-Arthur Barbieri) holds a General Engineering license according to the California license board.
Their BuildZoom score of 94 ranks in the top 24% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mammoth Excavating Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
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Building Permits by Mammoth Excavating Inc
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Mammoth Excavating Inc License info
Verified License
| License # | 907340 |
| Status | Active |
| State | California |
| Type | General Engineering |
| Business Type | Corporation |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Mammoth Excavating Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Benchmark Insurance Company |