Explore IT Solutions and Services from Matrix-NDI in Plymouth, MN

Our Company


Matrix-NDI History

Matrix-NDI offers turnkey, cutting-edge solutions to support customers of all sizes and from every industry. We specialize in Structured Cabling, Cloud and Hosted solutions, Voice and Contact Center Solutions, Telecom Choices, Facial Recognition, PoE Lighting, IT Networking Design and Deployment, IT Security, Premise Security, and Managed Services to support all of it. We can implement our solutions and services nationwide to push your business forward. Our Sales, Engineering, and Project Management teams will work hand-in-hand with your team to customize a solution that works with your budget and timeline.



Spring 2019

Matrix-NDI named one of the Top 150 Workplaces in Minnesota.

January 2019

January 2019

Matrix and NDI merged into Matrix-NDI. This merger allows us to be a leader in Smart Building Technology by blending the expertise of both sides. In addition, we are able to now provide these customized solutions on a national basis. Within the Smart building we collectively are able to offer..Read More


September 2018

Charlie Eicher retired from the role of President while maintaining his ownership. Brian Finnvik replaced Charlie as President of Matrix and NDI.

Spring 2018

Matrix Communications name one of the Top 150 Workplaces in Minnesota


January 2000

Matrix began offering data networking solutions. In response to the emerging Voice Over IP (VoIP) solutions, Matrix focused on Data Switching, Firewall Security, Routing and Wireless solutions. Our partners include Extreme Data Networks, Cisco, Aruba, SonicWall and AdTran.


May 1997

Network Design, Inc. began offering complete Structured Cabling Solutions. This was the launch of our offering of large Low Voltage and Fiber Optic solutions. At this point, Matrix Communications and Network Design, Inc. were able to work together offer complete Information Transport Systems (ITS) to our customers.



Matrix was featured on the “Success Stories” segment of CBS in Minneapolis.

May 1995

May 1995

Network Design, Inc. (NDI) was as created by Mike Ellis and Charlie Eicher. NDI is a Union labor low-voltage and premise security organization that focusses on structured cabling, National multi-site rollouts, Data Center design and deployment, premise security and video surveillance.



Charlie Eicher joined Mike Ellis as part owner of Matrix Communications. Charlie Eicher and Mike Ellis worked together to grow Matrix Communications’ service and solution offerings to cover all industries.



Our partnership with US West began to further our network services offering. US West was acquired by Qwest in 2000, who later merged with CenturyLink in 2011.


January 1989

Our partnership with NEC Corporation of America began. NEC is a renowned Information and Communications Technology Corporation that has been in operating globally for nearly 120 years. We are proud to still be partnered with them today as one of the top Triple Diamond Dealers in the United States.

December 1985

December 1985

Matrix Communications, Inc. (Matrix) founded by Mike Ellis as a privately held Telephone System and Voice Network Company. We began serving and focusing on customers in the Hospitality and Hotel Industry. Our focal point was implementing Hitachi phone systems to our customers by providing complete voice and dial tone network..Read More