• Alarm & Fire Monitoring
  • Fire Inspections 
  • Industrial
  • Installations
  • System Design & Consulting
  • Commercial
  • ​Churches
  • Educational
  • ​Government
  • Healthcare
  • Repairs 

Welcome !

ATN Technology Inc. is excited to do work with you! Before you know it your business will be undergoing a transformation that will help you and your customers all the while making your job a little easier. If it is service of your existing system, a new install, or simply adding on, we are here to serve you in anyway possible. We look forward to working with you and showing you why we are Number 1 in customer service. With on time, in budget installations and quick repairs, we trust you will be more than satisfied with our service.  

Call Us 


Mike Flanery, President

ATN Technology Inc.

"Great customer service" - Jan Mucha 

St. Marys Church and School 

830 Madison St. 

Crown Point, IN  46307

P:  219-310-8706 

F:  219-662-2339 



Go with someone who's been there


All of our Installers & Technicians possess years of on-the-job experience. Not only that, they're also industry certified and committed to keeping up with the latest advances in the field. You can rest easy, because your low voltage job will be in the best and most skilled hands that it can be.

"We're so happy with your quick response time."




“They delivered on time and under budget. Calling them was the best choice I ever could have made!”