Join BAC

For 154 years, BAC has actively fought to improve our members’ quality of life through access to fair wages, good benefits, safe working conditions, and solidarity among members. Join us today.

Member Portal

Member portal provides secure and easy access to review your membership data such as work history, contact information, reciprocity designations and activity, and IU membership details.

BAC Women in Masonry

"I’m honored to be one of the BAC sisters to represent tradeswomen at the 2020 World of Concrete, along with one of my mentors Laurie Harris and Lily Calderon." - Jackie Townsend 

Pictured from left, Jackie Townsend, a 15-year member of BAC Local 74 Illinois; Lily Calderon, a 13-year member of BAC Local 21 Illinois; and Laurie Harris, a 33-year member of BAC Local 3 California. 

BAC Regions & Locals

BAC membership is represented by Locals and Administrative District Councils (ADCs) in five regions – Northeast, North Central, South, West, and Canada.

International Masonry Institute

The International Masonry Institute (IMI) is a labor-management cooperative of BAC and the contractors who employ its members. 

Join BAC as Member

If you are not a BAC member and would like to learn more about becoming a member, please complete this form and we will send you contact information for the BAC Local Union nearest you.

Work With BAC

BAC signatory contractors employ the highest skilled and best trained workers in the masonry industry. We provide workers with the best training available, safe jobsites, pensions and healthcare.