Damage Restoration & Demolition Services in San Diego | First Onsite

Local Business Description

First Onsite is a commercial disaster restoration and reconstruction company with a local office serving San Diego, CA. We respond 24/7 to water damage, fire and smoke damage, mold remediation, and full property reconstruction for healthcare, education, retail, and other commercial sectors. Our team handles damage restoration, environmental abatement, and demolition services—including interior, exterior, partial structure, and total structure demolition. For San Diego homeowners and businesses, we specifically address local water damage issues such as snowmelt runoff, window leak water intrusion, and leaking skylight damage. We are located near the San Diego International Airport and serve neighborhoods including Downtown, Little Italy, and Mission Valley. With 110+ locations across North America, we combine local response with national resources. Call 800.622.6433 for emergency help or to build a pre-loss plan.