Metal Roofing Systems Association

The Door and Access Systems Manufacturers Association (DASMA) is North America's leading trade association representing manufacturers of various door systems, including garage doors, rolling doors, high-performance doors, garage door openers, and access control products. With a membership of approximately 100 companies that dominate more than 95 percent of the U.S. market, DASMA plays a crucial role in addressing technical marketing and product issues within the industry.

DASMA's members are organized into six distinct divisions, focusing on product categories such as commercial and residential garage doors, gate operator access control systems, and door operator electronics. Through continuous development of technical resources, including over 125 technical data sheets, DASMA provides vital support to users, purchasers, and installers of their products to ensure safety and performance standards are met.

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