The leading trade association for the cleaning industry worldwide, ISSA has a membership that includes more than 5,500 distributor, manufacturer, manufacturer representative, building service contractor, in-house service provider, and associated service members. ISSA offers the industry’s largest cleaning shows in conjunction with Amsterdam RAI under the brand name ISSA/INTERCLEAN, the popular Web site ISSA.com, educational products, industry standards, periodicals, and legislative and regulatory services that specifically focus on the professional cleaning industry.