American Marketing Association - Markets and advertises articles and tips, thousands of companies and firms, careers and jobs, and more.
Canadian Marketing Association - Markets association in Canada representing the integration and convergence of all marketing disciplines.
Marketing Research Association - Promotes excellence in the opinion and marketing research industry by providing members with a variety of opportunities.
New York American Marketing Association - Produces a variety of events throughout the year that feature marketing experts and provide valuable networking opportunities.
Search Engine Marketing Organization - A non-profit professional association working worldwide to increase awareness and promote the value of search engine marketing.
SEOptimise - A new trade association designed to promote search engine marketing in the UK.