Joist Manufacturers Association (JMA)

The Joist Manufacturers Association (JMA) is an industry group that represents companies that produce structural joists, which are critical components in building construction. Joists are horizontal supports that help hold up floors and roofs. The JMA promotes the interests of its members by providing technical guidance, standards, and educational resources. It also focuses on improving the performance and safety of joists, advocating for best practices in manufacturing and construction. Essentially, the JMA ensures that builders have reliable information and resources to use high-quality joist products in their projects.