CHI Commerce: Chicagoans take part in many commercial activities--Chicago, Illinois, USA

Organizations promoting business and business opportunities in the Chicago area

Chamber: Chicagoland Chamber of Commerce; representing business interests at the city, county, regional and state levels
Chinatown: Chicago Chinatown Chamber Of Commerce
World Trade: World Trade Center Chicago; supports international business development; facilitates international trade
Greater O'Hare: Greater O'Hare Regional Business Association; regional chamber of commerce and business association focusing on networking, education and business advocacy
Mercantile: Chicago Mercantile Exchange; futures exchange; trading of futures and options on futures on interest rates, stock indexes, foreign exchange and commodities; derivatives products, trading floor, GLOBEX electronic trading platform
Board of Trade: Chicago Board of Trade; open auction and electronic forum for futures exchange in which contracts are bought and sold; these contracts are to accept or deliver a commodity, such as corn, soybeans, wheat, or US Treasury bonds
Options: Chicago Board Options Exchange; lists options on stocks, interest rates, broad-based stock indexes