North American Industry Classification System (NAICS) 2007

• 41 - Wholesale Trade
• 416 - Building Material and Supplies Wholesaler-Distributors^CAN
• 4163 - Lumber, Millwork, Hardware and Other Building Supplies Wholesaler-Distributors^CAN

41639 - Other Specialty-Line Building Supplies Wholesaler-Distributors^CAN

This industry comprises establishments, not classified to any other industry, primarily engaged in wholesaling specialized lines of building supplies.