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Welcome to BIASC!

The Building Industry Association of Southern California (BIASC) is a nonprofit trade association representing over 1,000 member companies involved in planning and building Southern California's communities. Our association strives to unite, strengthen, protect and educate the over 150 different vocations engaged in all aspects of residential construction and the building industry at large.

We are the voice of contractors, remodelers and home builders in Southern California!


Promoting and Protecting Southern California's Home Building Industry 

For Consumers:

   Why Buy New?
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For Members:

    Business Tools
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    Member Directory