Established in 1935 Original manufacturer of automatic doors in North America. Headquartered in Farmington, CT with 275 office and plant employees. All door packages manufactured in 110,000 sq. ft. Farmington facility. Design, manufacture, install and service automatic doors worldwide. Products range from low-energy ADA swing door solutions to high speed heavy duty sliding door applications and revolving doors. Centralized support operations including: Manufacturing (ISO 9001) Dedicated customer service / national account management Centralized service call center / technical support center Largest owned and operated field service network in the industry