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Operative Plasterers' and Cement Masons' International Association of the United States and Canada | |
Founded | July 21, 1864 |
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Headquarters | 9700 Patuxent Woods Drive, Suite 200 Columbia, Maryland 21046 |
Location |
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Members | 43,739 (2018)[1] |
Key people | Daniel Stepano (general president) |
Affiliations | AFL–CIO, Canadian Labour Congress |
Website | www |
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. Members of the union finish interior walls and ceilings of buildings and apply plaster on masonry, metal, and wire lath or gypsum. Cement masons are responsible for all concrete construction, including pouring and finishing of slabs, steps, wall tops, curbs and gutters, sidewalks, and paving. The organization is a member union of the AFL–CIO and Canadian Labour Congress.