Cement Mason's Local 526 belongs to the Operative Plasterers’ & Cement Masons International Association (OPCMIA) of the United States and Canada, AFL-CIO. Covering 33 counties of Western Pennsylvania.
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Cement Mason's Local 526 belongs to the Operative Plasterers’ & Cement Masons International Association (OPCMIA) of the United States and Canada, AFL-CIO. Covering 33 counties of Western Pennsylvania.