International Masonry Institute (IMI)

A labor-management cooperative of the International Union of Bricklayers and Allied Craftworkers (BAC) and the contractors who employ its members. IMI develops and conducts apprenticeships, training programs and safety training.

Mason Contractors’ Association

A Union supporting organization with collective bargaining agreements with Bricklayers Local # 1, Bricklayers Local # 9, Laborers (Mason Tenders) Local # 334 and Local # 1076. Our contractor members build commercial, industrial, retail, warehousing, educational, hospital & health care facilities and similar masonry structures. Owners and Users who select MCA mason contractor members and suppliers can count on the highest quality structures possible

Mason Contractors Association of America

A national trade association representing masonry contractors and suppliers in national legislative and political affairs, codes and standards composition, workforce development, education, market promotion and industry advocacy.