AD is a member-owned organization, passionate about bringing growth-oriented independent distributors and best-in-class supplier partners together with the purpose to outperform the market and to stay ahead of the competition.For 40 years, AD’s sincere customer-first approach to relationships and our continual investments in innovative support have helped AD to achieve annual sales of $100 billion across nine industries and three countries. With more than 9,000 branches from 1,400-plus independently owned members, AD is North America’s largest marketing/buying group for construction and industrial supplies.We leverage our unique economies of scale, robust financial systems and people-first approach to help our independent distributor members outperform the competition and our supplier partners protect their brands and diversify their channel strategies.