Who We Are

ADC 1 is made up of Locals 21, 56, 74, and 79.  Our Union represents a wide range of trowel trades including Bricklayers, Concrete Specialists, Cement Finishers, Foam Insulators, Marble Masons, Marble Finishers, Mosaic Workers, Plasterers, Pointers Cleaners and Caulkers, Precast Workers, Refractory Workers, Stone Masons, Tile Layers, Tile Finishers, Terrazzo Workers, Terrazzo Finishers and Welders. 

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