David T. McGraw

Communications Systems, Inc. engages in the provision of network infrastructure and services for global deployments of enterprise and industrial networks through its subsidiaries. It operates through the following segments: Electronics and Software, Services and Support, and Other. Electronics and Software segment designs, develops, and sells Intelligent Edge solutions that provide connectivity and power through Power over Ethernet (PoE) products and actionable intelligence to end devices in an Internet of Things (IoT) ecosystem through embedded and cloud-based management software. The Services and Support segment provides technology solutions that address prevalent IT challenges, including network resiliency, security products and services, network virtualization, and cloud migrations, IT managed services, wired and wireless network design and implementation, and converged infrastructure configuration, deployment and management, and SD-WAN network devices. The Other segment includes non-allocated corporate overhead costs.The company was founded by Curtis A. Sampson in 1969 and is headquartered in Minnetonka, MN.

JDL Technologies, Inc. provides managed services, cloud services, and information technology solutions to businesses, healthcare organizations, and educational institutions throughout the United States. The firm offers business, education, financial, healthcare and legal information technology services and solutions. The company was founded by Thomas J. Lapping in 1989 and is headquartered in Fort Lauderdale, FL.

Part of Pineapple Energy, Inc., Suttle Apparatus Corp. is a company that manufactures media panels, modules, jacks and wall plates. The company is based in Hector, MN.