ADU CITIES Contractor Directory

One Nation Plumbing

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

CSLB license#1115265
ClassificationsC-36 — Plumbing
Office of record1960 Kearney Ave
San Diego, CA 92113
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(619) 900-3524
Contractor bond$25,000 — Western Surety Company
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedJanuary 22, 2024
License expiresJanuary 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.