Focus Universal Inc. develops and manufactures smart instrumentation platform and device. It offers Ubiquitor, a wireless sensor device with a universal sensor node and gateway system that uses a computer or mobile device as the output display module that displays the readings of various sensor nodes.

MIND Technology, Inc., together with its subsidiaries, provides technology to the oceanographic, hydrographic, defense, seismic, and maritime security industries. The company's products include the GunLink seismic source acquisition and control systems that provide operators of marine seismic surveys with precise monitoring and control of energy sources; the BuoyLink RGPS tracking system, which is used to offer precise positioning of marine seismic energy sources and streamers; Digishot energy source controllers; Sleeve Gun energy sources; and SeaLink product line of marine sensors and solid streamer systems.

Electro-Sensors, Inc. engages in the manufacture and sale of industrial production monitoring and process control systems. The company manufactures and sells various monitoring and control systems that measure machine production and operation rates, as well as regulate the speed of related machines in production processes.

Sono-Tek Corporation designs and manufactures ultrasonic coating systems for applying on parts and components for the microelectronics/electronics, alternative energy, medical, industrial, and research and development/other markets worldwide.

Vishay Precision Group, Inc. designs, manufactures, and markets specialized sensors, weighing solutions, and measurement systems in the United States, Israel, the United Kingdom, rest of Europe, Asia, and Canada.

MKS Instruments, Inc. provides instruments, systems, subsystems, and process control solutions that measure, monitor, deliver, analyze, power, and control critical parameters of manufacturing processes worldwide.

BlackSky Technology Inc. provides geospatial intelligence, imagery and related data analytic products and services, and mission systems that include the development, integration, and operations of satellite and ground systems to commercial and government customers worldwide.