Facility security can be enhanced through a reliable electronic security system that is properly installed and effectively communicating with system operators through an intuitive user interface. Collective Tech’s team of professional engineers and designers evaluate the latest in technology in order to design systems that are specific to our clients’ projects and not affiliated with any vendor or supplier. 


Doug Weis, RCDD, ESS
Director of Collective Tech 
EMAIL doug.weis@hei-eng.com

Featured Projects


  • Security System Planning  
  • Electronic Security System Engineering
  • System Assessment (Installation and Operational Evaluations)
  • System Retrofit and Modernization
  • System Expansion
  • Life Safety Code Compliance Evaluations
  • System Fault Tolerance Evaluations
  • Operational Planning for Building Security
  • Security Systems Commissioning