Voice Products


Voice Services for Hosted and Cloud.

  • Contact Center
  • Collaboration
  • Business Phone Systems
  • Phones and Accessories 
  • On-Site and Cloud
  • Co-Locations

Data and Carrier


70+ Carriers to choose from for voice and data.

  • PRI
  • SIP 
  • Analog 
  • Bonded Data
  • SD-Wan
  • Multi-Site 

Data Security and Access

Premise Equipment

Premise switching cameras and door access.

  • Wi-Fi
  • Switching Routers/Firewalls
  • Door Access
  • Security Cameras
  • Cabling V/D Fiber
  • LED Lighting 802.3at PoE+

What we do

As a company, Dennison Technology Group has been in business for more than 21 years, we understand what it means to be sustainable. We have helped businesses prepare and build their technology infrastructures to significantly outperform it’s perceived capabilities and for the unexpected. We Build technology infrastructure to complement and protect what is uniquely important to our customers, and we bring the right technical expertise through your challenges and opportunities. We do this by delivering industry leading people and technologies to our customers, creating a diverse and inclusive culture for our employees, and by engaging with and serving the communities in which we work and live.