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ADDvantage Technologies Group, Inc., through its subsidiaries, operates as a communications infrastructure services and equipment provider in the United States and internationally. It operates through two segments, Wireless Infrastructure Services and Telecommunications. The Wireless Infrastructure Services segment provides turn-key wireless infrastructure services for U.S. wireless carriers, communication tower companies, national integrators, and original equipment manufacturers. Its services primarily include the installation and upgradation of technology on cell sites; and construction of new small cells for 5G. The Telecommunications segment provides central office equipment that include optical transport, switching, and data center equipment for communication networks; customer premise equipment, such as integrated access devices, channel banks, Internet protocol private branch exchange phones, and routers; and decommissioning services for surplus and obsolete telecom equipment. The company was formerly known as ADDvantage Media Group, Inc. and changed its name to ADDvantage Technologies Group, Inc. in December 1999. ADDvantage Technologies Group, Inc. was incorporated in 1989 and is headquartered in Carrollton, Texas. On January 31, 2024, ADDvantage Technologies Group, Inc. along with its affiliates, filed a voluntary petition for liquidation under Chapter 7 in the U.S. Bankruptcy Court for the Eastern District of Texas.

ClearOne, Inc., together with its subsidiaries, designs, develops, and sells conferencing, collaboration, and network streaming solutions for voice and visual communications in the United States and internationally. The company offers a range of audio conferencing products, including professional audio conferencing and sound-reinforcement products for use in enterprise, healthcare, education and distance learning, government, legal, and finance organizations; mid-tier premium conferencing products for smaller rooms, and small and medium businesses, which interface with video and Web conferencing systems; USB-based personal and group speakerphones that could be used with PCs, laptops, tablets, smartphones, and other portable devices; and traditional tabletop conferencing phones used in conference rooms and offices. It provides professional microphones consisting of beamforming microphones, ceiling microphones, and wireless microphones. In addition, the company offers video products, such as video conferencing and collaboration solutions; professional-grade cameras; and AV networking, which deliver the IP A/V experience by streaming time sensitive high definition audio and video, and control over TCP/IP networks. It sells its commercial products to a network of independent professional audiovisual, information technology, and telecommunications distributors, as well as systems integrators, dealers, value-added resellers, and end-users. ClearOne, Inc. was incorporated in 1983 and is headquartered in Salt Lake City, Utah.

Alarum Technologies Ltd. engages in the provision of zero trust access solutions. It operates through the following segments: Enterprise Cybersecurity, Enterprise Privacy, and Consumer Cybersecurity and Privacy. The Enterprise Cybersecurity segment offers solutions designed for cloud, on-premises, and hybrid networks, mitigate attacks on enterprises' business-critical services and sensitive data, while ensuring uninterrupted business continuity. The Enterprise Privacy segment enables customers to collect data anonymously at any scale from any public sources over the web, using a unique hybrid network. The Consumer Cybersecurity and Privacy segment includes a wide security blanket against ransomware, viruses, phishing, and other online threats as well as a powerful, secured and encrypted connection, masking consumers online activity, and keeping users safe from hackers. Its products include ZoneZero - Perimeter Access, ZoneZero SDP, ZoneZero VPN, ZoneZero MFA, and Secure File Access. The company was founded by Avi Ben-David, Daniel Shachar, Amir Mizhar, and Eitan Bremler in October 1989 and is headquartered in Herzliya Herzliya, Israel.

TSR, Inc., operates as a staffing company in the United States. It primarily focus on recruiting information technology (IT) professionals for short- and long-term assignments, permanent placements, project work, and providing contract computer programming services. The company provides technical computer personnel to supplement the in-house IT capabilities of its customers in the areas of .net and java, mobile applications for Android and IOS platforms, project management, IT security specialists, cloud development and architecture, business analysts, UI design and development, network infrastructure and support, and database development and administration. It serves vendor management companies, as well as customers in the financial services business. TSR, Inc. was incorporated in 1969 and is headquartered in Hauppauge, New York.