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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.

Simply, Inc. focuses on premium retail brands. It operates through the following two segments: OneClick retail stores and Cooltech Distribution business. The OneClick retail stores segment operates retail consumer electronics stores authorized under the Apple Premier Partner, APR (Apple Premium Reseller) and AAR Mono-Brand programs. The Cooltech Distribution business segment engages in distributing to the OneClick stores and other resellers of Apple products and other consumer electronic brands. The company was founded on February 7, 1994 and is headquartered in Miami FL.

Surge Components, Inc., together with its subsidiaries, supplies electronic products and components. It offers capacitors, which are electrical energy storage devices; and discrete semiconductor components, such as rectifiers, transistors, diodes, circuit protection devices, and audible components comprising audible transducers, Piezo buzzers, speakers, and microphones. The company also provides resonators, alarms, chimes, filters, and discriminators, as well as fuses, printed circuit boards, and switches. Its products are used in the electronic circuitry of various industries, including automotive, computer, communications, cellular telephones, consumer electronics, garage door openers, security equipment, audio equipment, telecom products, computer related products, power supply products, utility meters, and household appliances. The company sells its products to original equipment manufacturers and distributors through independent sales representatives or organizations in Canada, China, other Asian countries, South America, and Europe. Surge Components, Inc. was incorporated in 1981 and is headquartered in Deer Park, New York.

TESSCO Technologies Incorporated engages in manufacture and distribution of technology products and solutions for wireless infrastructure market in the United States and internationally. It operates in two segments, Carrier and Commercial. The company offers base station infrastructure products, including base station antennas, cable and transmission lines, small towers, lightning protection devices, connectors, power systems, enclosures, grounding products, jumpers, miscellaneous hardware products, and mobile antennas to build, repair, and upgrade wireless broadband systems. It also provides network systems products, such as fixed and mobile broadband radio equipment, wireless networking filtering and distributed antenna systems, two-way radios, and security and surveillance products. In addition, the company offers installation, test, and maintenance products comprising analysis equipment; and various frequency, voltage, and power-measuring devices, as well as tools, hardware, GPS and safety products, and replacement and component parts and supplies to install, tune, and maintain wireless communications equipment. The company sells its products to carrier and public network operators, tower owners, program managers, contractors and integrators, private system operators, federal governments, state and local governments, manufacturers, national solutions providers, and value-added resellers under the Ventev brand. TESSCO Technologies Incorporated was founded in 1982 and is headquartered in Hunt Valley, Maryland.