DoorKing, Inc. (also known as “DKS”) is one of the country's leading manufacturers of telephone entry systems, vehicular gate operators, parking control products and access control systems in the United States. Building efficient and powerful security gate operators is one of the most important fixtures of their business. Doorking offers a vast array of security products including keypad and card activated entry, communication systems and door and gate operators. Any combination of these security solutions in the appropriate locations is key in the defense of any home.