With more than 17,000 signs performing in the field, ESCO Manufacturing s turnkey institutional product line is designed for the more scrutinizing market of churches and schools. The company has offered custom or program signage since 1965. Its traditional market of retail signs includes cabinets, faces, channel letters and custom fabrication capabilities. Through backlit internally illuminated billboards, the company serves as an outdoor advertising producer. Located in Watertown, S.D., ESCO Manufacturing also offers custom electric signs, corporate identity programs, channel letters and rigid or flexible faces.