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. DoorKing was the first company to use... Read More
For more than 35 years, DSI has developed custom and standard state-of-the-art security and access control solutions for corporate, commercial, government and industrial markets. With highly skilled personnel and a modern 13,000 square-foot facility in Bastrop, Texas, we perform all aspects... Read More
Concentric Security’s wedge and plate barriers are used to protect against a variety of vehicle threats. These wedge and plate barriers have been designed and crash tested to meet the DOS K12 (ASTM M50/P1) specifications. This type of barrier has become the flagship of the high security... Read more »
Concentric Security’s architectural pre-cast concrete products are used to protect against a variety of threat conditions while maintaining an aesthetically pleasing appearance. Concentric Security’s architectural pre-cast concrete products are steel reinforced and built with the highest... Read more »
