ADU CITIES Contractor Directory

Costera Waste & Environmental

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

CSLB license#1068264
ClassificationsA — General Engineering · HAZ — Hazardous Substance Removal
Office of record14 El Vaquero
Rancho Santa Margarita, CA 92688
Address as listed in the CSLB record — the office of record, not a service-area claim.
Phone (CSLB record)(415) 646-3546
Contractor bond$25,000 — American Contractors Indemnity Company
Workers' comp (CSLB record)Workers' Compensation Insurance — Great Divide Insurance Company
Business typeCorporation
License issuedAugust 26, 2020
License expiresAugust 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.