ADU CITIES Contractor Directory

Contreras Gustavo

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

CSLB license#1133028
ClassificationsC-36 — Plumbing
Office of record25271 Pine Creek Ln
Wilmington, CA 90744
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(973) 380-5371
Contractor bond$25,000 — Nationwide Mutual Insurance Company
Workers' comp (CSLB record)Exempt
Business typeSole Owner
License issuedFebruary 12, 2025
License expiresFebruary 28, 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.