Keri Systems was established in 1990 and is one of the most popular access control brands in the industry. Keri Systems has a wide range of different access cards, key fobs and other access controls. From single door applications to thousands of doors spread over multiple sites, Keri Systems has a solution. Keri Systems control panels can integrate with any Wiegand card reader technology making it both flexible and secure. A combination of cost-effectiveness, ease of use and strong product support have made Keri Systems on of the fastest growing names in the access control industry.