Based in Louisville Ky. Commonwealth Sign Company specializes in the manufacture, maintainance and repair of signs. The company has been operational since 1979 and serves a host of industries, such as automotive, banking, health care, hotel, restaurant, and many more. The in-house equipment of Commonwealth Sign Company offers a full range of manufacturing options, including vacuum formed, solar grade lexan, aluminum channel letter fabrication, full color digital printing for indoor and outdoor images, etc.