The Operative Plasterers and Cement Masons Local 797 is one of many Local Unions within the International Association. We cover the entire state of Nevada and have our main office in Las Vegas with our Northern office in Reno. We have been charted in Northern Nevada since 1905 and in Southern Nevada since 1935. We represent more than 2,100 Plasterers and Cement Masons and have a long list of signatory contractors that you can view from the contractor's page. Our members are proud to be part of a skilled group of craftsmen that continuously strive to build a quality job wherever we go.