Operative Plasterers and Cement Masons International Association The Operative Plasterers' and Cement Masons' International Association of the United States and Canada (OPCMIA) is a trade union of plasterers and cement masons in the construction industry in the United States and Canada
Plasterer and Cement Mason Training | OPCMIA If you’re an experienced plasterer or cement mason, the OPCMIA International Training Fund keeps you at the top of your craft with upgrading and safety courses that incorporate the latest processes, materials and technological breakthroughs
Operative Plasterers’ and Cement Masons’ International Association . . . Operative Plasterers’ and Cement Masons’ International Association (OPCMIA) OPCMIA members represent skilled plasterers, cement masons, shophands and associated members Plasterers finish interior walls and ceilings of buildings, apply plaster on masonry, metal, wirelath or gypsum