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DynTek, Inc. provides professional information technology services to mid-market commercial businesses, state and local government agencies, and educational institutions. It offers infrastructure and data center solutions, including advanced networking, security, server virtualization, and servers and storage solutions; and Microsoft platform solutions comprising management and virtualization, messaging, communications, desktop, data platform, identity and security, portals and collaboration, and midmarket solutions. The company also provides endpoint computing solutions, such as desktop and application, application and desktop virtualization, and desktop management solutions; and talent acquisition and staff augmentation solutions. In addition, it engages in value-added resale of hardware and software products. The company was formerly known as TekInsight, Inc. and changed its name to DynTek, Inc. in December 2001. DynTek, Inc. was founded in 1989 and is headquartered in Newport Beach, California.

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.

Otelco Inc. provides a range of telecommunications services on a retail and wholesale basis. It offers local services, including voice lines that provide local dial tone and calling features, such as caller identification, call waiting, call forwarding, and voicemail; long distance services; billing and payments; and directory advertising services. The company also provides network access services comprising the origination, transportation, and termination of calls of long distance, wireless, and other interexchange carriers; digital high-speed data lines and ancillary services, such as web hosting and computer virus protection; and basic, digital, high-definition, digital video recording, and pay per view cable television services. In addition, it offers Internet protocol television; wireless security systems and system monitoring services; and private/hybrid cloud hosting services, as well as consulting and professional IT engineering services for mission-critical software applications for small and mid-sized companies. Further, the company rents fiber to transport data and other telecommunications services. It primarily serves business and residential customers residing in and adjacent to the exchanges in Alabama, Maine, Massachusetts, Missouri, Vermont, and West Virginia; and business customers in Maine and New Hampshire. The company was founded in 1998 and is based in Oneonta, Alabama.

SMX (Security Matters) Public Limited Company, through its subsidiaries, engages in the development and commercialization of track and trace technologies for various industries. It owns and commercializes technology to mark various objects, such as solid, liquid, or gas allowing identification, circularity, proof of authenticity, tracking supply chain movements, and quality assurance. The company's technology comprises a chemical-based hidden barcode system, as well as a reader to identify these codes and a blockchain record to store and protect ownership data. It serves brand owners and manufacturers. The company was formerly known as Empatan Public Limited Company and changed its name to SMX (Security Matters) Public Limited Company in February 2023. SMX (Security Matters) Public Limited Company was incorporated in 2022 and is based in Dublin, Ireland.

voxeljet AG provides three-dimensional (3D) printers and on-demand parts services to industrial and commercial customers in Europe, the Middle East, Africa, the Asia Pacific, and the Americas. The company operates in two segments, Systems and Services. The Systems segment develops, manufactures, and sells 3D printers. This segment also offers consumables, including particulate materials, proprietary chemical binding agents, and spare parts, as well as maintenance contracts. The Services segment prints on-demand parts for its customers, as well as creates parts, molds, cores, and models based on designs produced using 3D computer-aided design software; and provides casting services. It serves automotive, aerospace, art and architecture, engineering, and consumer product end markets; foundries and suppliers; and universities and research institutes. The company was formerly known as Voxeljet Technology GmbH and changed its name to voxeljet AG in January 2004. voxeljet AG was founded in 1999 and is headquartered in Friedberg, Germany.