Whether it be hi-rise signs, channel letters, LED electronic message boards, standard wall & pylon signs, parking lot lights, etc., we have the experience to find solutions to any of your sign problems. Chicago Sign Group, llc has crews ready at all times to respond to your service needs. Our service team can diagnose any sign problem. Our service department is equipped to keep you well informed of the progress of your sign project so you can rest assured that you and your sign will never be left in the dark. Call us at 847-899-9021 for details.