The International Council of Shopping Centers, doing business as ICSC, is the global trade association of what it calls the "Marketplaces Industry" (i.e., shopping centers, shopping malls, and all other retail real estate). Founded in 1957, it features more than 70,000 members in over 100 countries, including shopping center owners, developers, managers, marketing specialists, investors, retailers and brokers, as well as academics and public officials. As the global industry trade association, ICSC links with more than 25 national and regional shopping center councils throughout the world.
https://en.wikipedia.org/wiki/International_Council_of_Shopping_Centers