ADU CITIES Contractor Directory

Master Plumbing & Leak Detection

Also listed as: Master Plumbing

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

CSLB license#777721
ClassificationsC-36 — Plumbing
Office of recordP O Box 928343
San Diego, CA 92192
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(858) 271-0880
Contractor bond$25,000 — Jet Insurance Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Technology Insurance Company Inc
Business typeCorporation
License issuedApril 20, 2000
License expiresJuly 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.