Marrone Frank And Sons Inc
● Active — license status verified against CSLB public data as of November 6, 2026
| CSLB license | #397884 |
|---|---|
| Classifications | C-16 — Fire Protection · C-36 — Plumbing |
| Office of record | 9860 Lower Azusa Rd El Monte, CA 91731 Address as listed in the CSLB record — the office of record, not a service-area claim. |
| Phone (CSLB record) | (626) 444-2548 |
| Contractor bond | $25,000 — Ohio Casualty Insurance Company (the) |
| Workers' comp (CSLB record) | Workers' Compensation Insurance — American Zurich Insurance Company |
| Business type | Corporation |
| License issued | December 18, 1980 |
| License expires | December 31, 2026 |
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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.