Asbestos abatement contractors based in Downey, California
We list 2 asbestos abatement contractors based in Downey, California so far. We only list companies found on an official license roster.
Each listing shows the board that issued its license, the license number when the board publishes one, the expiration date when the board publishes one, and a source link when the board publishes a link.
Licensing in California explains who needs a credential for this work and where to check a license on record.
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Listed contractors
Showing 1–2 of 2
AD Improvements, Inc.
Based in Downey, CA
Asbestos AbatementBiohazard Cleanup
License on record. Found on the Cal/OSHA (DIR) Asbestos Contractors Registration Unit roster. Last checked Oct 27, 2026.CACA-DOSH-ACRU-1081Cal/OSHA (DIR) Asbestos Contractors Registration Unit
Not yet claimed by the company
WDR Builder Enterprise
Based in Downey, CA
Asbestos Abatement
License on record. Found on the Cal/OSHA (DIR) Asbestos Contractors Registration Unit roster. Last checked Oct 27, 2026.CACA-DOSH-ACRU-1015Cal/OSHA (DIR) Asbestos Contractors Registration Unit
Not yet claimed by the company