North American Industry Classification System (NAICS) Canada 2012

• 81 - Other services (except public administration)
• 813 - Religious, grant-making, civic, and professional and similar organizations
• 8139 - Business, professional, labour and other membership organizations^US

81391 - Business associations^US

This industry comprises establishments primarily engaged in promoting the business interests of their members. These establishments may conduct research on new goods and services, publish newsletters, develop market statistics, or sponsor quality and certification standards.