Marvin Windows and Doors is a provider of innovative door and home automation solutions. The company delivers smart home capabilities for doors and windows with the Marvin Lock Status Sensor. Marvin Windows and Doors offers professional building, installation and integration services for all homeowners.

Security Monitoring Inc. offers the most advanced commercial and residential security, access systems, video surveillance and 24/7 monitoring solutions available on the market today. Based in Minnesota, the company install, service, and provide 24/7 alarm monitoring services and remote networkable IP video surveillance throughout the U.S. Security Monitoring Inc. provide customized solutions for our clients nationwide.

TCH provides opening and access solutions for commercial, architectural, and residential construction projects. Whether its doors, frames, hardware or security, TCH packages and delivers every order to maximise consistency, confidence and project value.