Contact BIASC:

24 Executive Park, Suite 100
Irvine, CA  92614
Phone 949.553.9500
Fax 949.296.3499

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Contact the Communications Department by email or by phone at 949-777-3859.  

Welcome to BIASC!    

The Building Industry Association of Southern California, Inc. (BIASC) is the voice of Southern California’s building industry. With four Chapters offering local services to building professionals from Ventura to the southern tip of Orange County, our reach and our positive impact on Southern California’s new construction market is unparalleled. We encourage you to join BIASC to connect with 160 Builder and 900 Associate members and to be part of the Association that keeps construction moving.


 Important Information on Indoor Water Usage of New Homes       

          BIASC Promotes and Protects Southern California's Building Industry! 

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