ADU CITIES Contractor Directory

Cal-oso Backflow Services LLC

● Active — license status verified against CSLB public data as of November 6, 2026

☎ Call (951) 434-4756Verify this license at CSLB
CSLB license#1109590
ClassificationsC-34 — Pipeline · C-36 — Plumbing · D-64
Office of record29284 Lake Hills Dr
Menifee, CA 92585
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(951) 434-4756
Contractor bond$25,000 — Ohio Casualty Insurance Company (the)
Workers' comp (CSLB record)Exempt
Business typeLimited Liability
License issuedSeptember 1, 2023
License expiresSeptember 30, 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.