Driving Directions From the South Take Route 83 North to Lake Street (Route 20) East to Walnut. Turn right (South) on Walnut to Frontage Road (about 50 feet). Turn left (East) onto Frontage Road. We are first office building on the right. From Downtown Chicago Take the Eisenhower Expressway (I-290) West to Lake Street (Route 20) West exit. First stoplight is Walnut. Turn left (South) on Walnut to Frontage Road (about 50 feet). Turn left (East) onto Frontage Road. We are first office building on the right. From O'Hare Airport Take I-294 South (towards Indiana) to I-290 West exit to Lake Street (Route 20) West exit. First stoplight is Walnut. Turn left (South) on Walnut to Frontage Road (about 50 feet). Turn left (East) onto Frontage Road. We are first office building on the right. From Midway Airport Take Cicero Ave North to I-55 South to Kingery Highway (Route 83) North to Lake Street (Route 20) East to Walnut. Turn right (South) on Walnut to Frontage Road (about 50 feet). Turn left (East) onto Frontage Road. We are first office building on the right. View a map of our location.