DoorKing, Inc. (we are also known as “DKS”) was established in 1948 and 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. Based in Inglewood, California since its beginning, DKS operates from seven buildings and is located less than 3-miles from Los Angeles International Airport (LAX). These buildings include our corporate headquarters, manufacturing, engineering, sales & marketing, training, warehousing, and shipping and receiving facilities. Additionally, we maintain 10 outside sales offices located throughout the country.