Dakota Backflow Co
● Active — license status verified against CSLB public data as of November 6, 2026
| CSLB license | #403777 |
|---|---|
| Classifications | C-36 — Plumbing |
| Office of record | 8951 Hemlock St Rancho Cucamonga, CA 91730 Address as listed in the CSLB record — the office of record, not a service-area claim. |
| Phone (CSLB record) | (800) 790-7757 |
| Contractor bond | $25,000 — American Contractors Indemnity Company |
| Workers' comp (CSLB record) | Workers' Compensation Insurance — Preferred Employers Insurance Company |
| Business type | Sole Owner |
| License issued | April 27, 1981 |
| License expires | May 31, 2028 |
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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.