Mammoth Excavating Inc
● Active — license status verified against CSLB public data as of November 6, 2026
| CSLB license | #907340 |
|---|---|
| Classifications | A — General Engineering |
| Office of record | 501-I South Reino Road #366 Newbury Park, CA 91320 Address as listed in the CSLB record — the office of record, not a service-area claim. |
| Phone (CSLB record) | (805) 499-5463 |
| Contractor bond | $25,000 — Western Surety Company |
| Workers' comp (CSLB record) | Workers' Compensation Insurance — Rochdale Insurance Company |
| Business type | Corporation |
| License issued | December 3, 2007 |
| License expires | December 31, 2027 |
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Data source: CSLB public records as of November 6, 2026. License status can change at any time — verify live at CSLB before signing a contract.