Companies in Chicago
Large skyscrapers are home to multiple corporate headquarters
Some of the largest publicly traded companies are based in Chicago
A mecca for American business in the Midwest, many of Chicago's largest companies are household names that most Americans have grown up with. Mega-corporations like Sears, McDonald's and the Tribune Company have made Chicago their headquarters. With so much business at stake, it's no surpise that there are dozens of top Chicago business hotels and Chicago convention centers in and around Downtown Chicago. For more information on the largest companies in Chicago - including addresses, Web sites and more, check out our comprehensive Chicago business directory below.