Since 1965, Knight Sign Industries has been designing, building, installing and servicing signs for businesses throughout the United States. Headquartered in Tuscaloosa, we are one of Alabama\'s largest full-service custom sign manufacturers. Whatever your sign needs - exterior, interior or both - our experienced professionals will work with you to create high quality, effective signs. Years of experience in service and quality enable us to maintain a growing list of loyal customers. Our goal is your complete satisfaction.