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Entegris is a leading supplier of purification solutions and advanced materials. The vast majority of sales are to the semiconductor industry. The majority of revenue comes from semiconductor fabricators, but the company sells to all areas of the semiconductor manufacturing supply chain including equipment and engineering, chemicals and materials, and distributors. Entegris specializes in materials science and materials purity, both of which are crucial in the semiconductor manufacturing process.

Teradyne provides testing equipment, including automated test equipment for semiconductors, system testing for hard disk drives, circuit boards, and electronics systems, and wireless testing for devices. The firm entered the industrial automation market in 2015 and sells collaborative and autonomous robots for factory applications. Teradyne serves numerous end markets and geographies, directly and indirectly, through its products, but its most significant exposure is to semiconductor testing. Teradyne serves vertically integrated, fabless, and foundry chipmakers with its equipment.

Verisign is an operator of critical infrastructure within the domain name system, or DNS. As the registry for some of the world’s most popular TLDs, .com and .net, Verisign directs DNS resolvers to the appropriate registry where IP addresses are stored. Verisign’s control over its TLDs is regulated by ICANN and the NTIA and are subject to contract renewal every six years. The company generates revenue through annual subscriptions allowing customers to use .com and .net as their TLD of choice for their respective websites.

Skyworks designs, develops, and produces analog semiconductors primarily focused on the RF chain. The company operates worldwide, with engineering, manufacturing, and sales & service facilities throughout Asia, Europe, and North America. Addressed markets include mobile device, automotive, industrial, connected home, factory automation, medical, wearable technology, smart energy, and others. Key products include amplifiers, attenuators, modulators & demodulators, filters, diodes, front-end modules, switches, and optoelectronic products. In October 2025, Skyworks and RF rival Qorvo agreed to combine.