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ESCO Technologies Inc. produces and supplies engineered products and systems for industrial and commercial markets worldwide. It operates through three segments: Aerospace & Defense, Utility Solutions Group, and RF Test & Measurement. The Aerospace & Defense segment designs and manufactures filtration products, including hydraulic filter elements and fluid control devices used in commercial aerospace applications; filter mechanisms used in micro-propulsion devices for satellites; and custom designed filters for manned aircraft and submarines. It also designs, develops, and manufactures elastomeric-based signature reduction solutions for U.S. naval vessels; and mission-critical bushings, pins, sleeves, and precision-tolerance machined components for landing gear, rotor heads, engine mounts, flight controls, and actuation systems for the aerospace and defense industries. The Utility Solutions Group segment provides diagnostic testing solutions that enable electric power grid operators to assess the integrity of high-voltage power delivery equipment; and decision support tools for the renewable energy industry, primarily wind and solar. The RF Test & Measurement segment designs and manufactures RF test and secure communication facilities, acoustic test enclosures, RF and magnetically shielded rooms, RF measurement systems, and broadcast and recording studios; and RF absorptive materials, filters, antennas, field probes, test cells, proprietary measurement software, and other test accessories to perform various tests. The company distributes its products through a network of distributors, sales representatives, direct sales teams, and in-house sales personnel. The company was incorporated in 1990 and is based in Saint Louis, Missouri.

Inseego Corp. engages in the design and development of cloud-managed wireless wide area network (WAN) and intelligent edge solutions for businesses, consumers, and governments worldwide. The company provides 5G and 4G mobile broadband solutions, such as mobile hotspots under the MiFi brand; and 4G VoLTE products and 4G USB modems. It also offers fixed wireless access solutions, including indoor, outdoor, and industrial routers and gateways. In addition, the company provides Inseego Connect solution for device management; and 5G SD EDGE solution for secure networking enabling corporate managed mobile remote workforce. Further, it offers SaaS solutions, including telematic and asset tracking solution that provides live maps and data to improve driver safety and performance; Inseego Subscribe, a wireless subscriber management solution for carrier's management of their government and complex enterprise customer subscriptions. The company was founded in 1996 and is based in San Diego, California.

Iridium Communications Inc. provides mobile voice and data communications services and products to businesses, the United States and international governments, non-governmental organizations, and consumers worldwide. The company offers postpaid mobile voice and data satellite communications; prepaid mobile voice satellite communications; push-to-talk; broadband data; and Internet of Things (IoT) services. It also provides hosted payload and other data services, such as satellite time and location services; and inbound connections from the public switched telephone network, short message, subscriber identity module, activation, customer reactivation, and other peripheral services. In addition, the company offers voice and data solutions comprising personnel tracking devices; asset tracking devices for equipment, vehicles, and aircrafts; beyond-line-of-sight aircraft communications applications; maritime communications applications; specialized communications solutions for high-value individuals; mobile communications and data devices for the military and other government agencies, such as secure satellite handsets, as well as netted voice, messaging, and paging services; and maintenance services for the United States government's dedicated gateway. Further, it provides satellite handsets, voice and data modems, broadband data devices, and IoT data devices; various accessories for its devices that include batteries, holsters, earbud headphones, portable auxiliary antennas, antenna adaptors, USB data cables, charging units, and others; and engineering and support services. Iridium Communications Inc. sells its products and services to commercial end users through a wholesale distribution network that include service providers, and value-added resellers and manufacturers. The company was formerly known as Iridium Holdings LLC and changed its name to Iridium Communications Inc. in September 2009. Iridium Communications Inc. is headquartered in McLean, Virginia.

Napco Security Technologies, Inc. develops, manufactures, and sells electronic security products in the United States and internationally. The company offers access control systems, door-locking products, intrusion and fire alarm systems, and video surveillance systems for commercial, residential, institutional, industrial, and governmental applications. Its access control systems include various types of identification readers, control panels, PC-based computers, and electronically activated door-locking devices; and door locking devices comprise microprocessor-based electronic door locks with push button, card readers and bio-metric operation, door alarms, mechanical door locks, and simple dead bolt locks. The company's alarm systems include automatic communicators, cellular communication devices, control panels, combination control panels/digital communicators and digital keypad systems, fire alarm control panels, and area detectors; and video surveillance systems comprise video cameras, control panels, video monitors, or PCs. It also buys and resells various identification readers, video cameras, PC-based computers, and various peripheral equipment for access control and video surveillance systems; offers school security products; and markets peripheral and related equipment manufactured by other companies. The company markets and sells its products to independent distributors, dealers, and installers of security equipment. Napco Security Technologies, Inc. was founded in 1969 and is headquartered in Amityville, New York.

Vocera Communications, Inc. engages in the provision of secure, integrated, intelligent communication and workflow solutions. It offers smartphone and wearable devices, clinical communication software, system interoperability and alarm management, and patient and family engagement products. The firm serves the healthcare, hospitality, retail, veterinary care, education, and energy industries. The company was founded by Robert E. Shostak, Paul Barsley, and Randy Nielsen on February 16, 2000 and is headquartered in San Jose, CA.