Portillo's Restaurants

Portillo's Restaurant Group, Inc. is an American fast casual restaurant chain based in the Chicago area that specializes in serving Chicago-style food such as hot dogs, Maxwell Street Polish, and Italian beef. The company was founded by Dick Portillo on April 9, 1963, in Villa Park, Illinois, under the name "The Dog House".

In addition to 46 locations in the Chicago metropolitan area and Northern Illinois, the chain also has six locations each in the Phoenix metropolitan area and the Dallas–Fort Worth metroplex; four locations each in central Illinois and the Indianapolis metropolitan area; three locations each in the Minneapolis-St. Paul metropolitan area, Tampa metropolitan area, and Greater Orlando; two locations each in the Milwaukee metropolitan area, Madison metropolitan area, Metro Detroit, and Southern California; and one location each in the South Bend metropolitan area, Fort Wayne, the Quad Cities, and Tucson.