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Magnachip Semiconductor Corporation, together with its subsidiaries, designs, manufactures, and supplies analog and mixed-signal semiconductor platform solutions for communications, the Internet of Things, consumer, computing, industrial, and automotive applications. It provides display solutions, including source and gate drivers, and timing controllers that cover a range of flat panel displays used in mobile communications, automotive, entertainment devices, monitors, notebook PCs, tablet PC and TVs applied with liquid crystal display, organic light emitting diodes (OLED), and micro light emitting diode (Micro LED) panel. The company also offers metal oxide semiconductor field-effect transistors, insulated-gate bipolar transistors, AC-DC converters, DC-DC converters, LED drivers, regulators, and power management integrated circuits for a range of devices comprising televisions, smartphones, mobile phones, wearable devices, desktop PCs, notebooks, tablet PCs, and other consumer electronics, as well as for power suppliers, e-bikes, photovoltaic inverters, LED lighting, and motor drives; and OLED display driver integrated circuit products. It serves consumer, computing, communication, automotive and industrial electronics OEMs, original design manufacturers, and electronics manufacturing services companies, as well as subsystem designers in the Asia Pacific, the United States, and Europe. The company sells its products through a direct sales force, as well as through a network of agents and distributors. Magnachip Semiconductor Corporation was incorporated in 2003 and is based in Cheongju, South Korea.

NeoPhotonics Corporation develops, manufactures, and sells optoelectronic products that transmit and receive high speed digital optical signals for cloud and hyperscale data center internet content provider and telecom networks. It offers transmitter and receiver components, and coherent modules, as well as switching products for 400G and optical transmission applications over distances of approximately 2 to 2,000 kilometers; ultra-narrow linewidth tunable lasers; electro-absorptively modulated lasers; distributed feedback lasers; component lasers; and integrated coherent receivers and modulators. The company also provides pluggable coherent transceivers that combine ultra-narrow linewidth laser with coherent receiver and performance coherent modulator; and 100G products for data center applications. In addition, it offers multi-cast switching solutions for 100G and above coherent systems; and network products and solutions, such as arrayed waveguide gratings, multiplexers, and filters that are used in dense wavelength division multiplexing systems. NeoPhotonics Corporation sells its products to network equipment manufacturers through a direct sales force in North America; Europe; and Asia, including China, Japan, Korea, and Taiwan. The company was formerly known as NanoGram Corporation and changed its name to NeoPhotonics Corporation in 2002. NeoPhotonics Corporation was incorporated in 1996 and is headquartered in San Jose, California.

Photronics, Inc., together with its subsidiaries, engages in the manufacture and sale of photomask products and services in the United States, Taiwan, China, Korea, Europe, and internationally. It offers photomasks that are used in the manufacture of integrated circuits and flat panel displays (FPDs); and to transfer circuit patterns onto semiconductor wafers, and FDP substrates. The company offers electrical and optical components. It sells its products to semiconductor and FPD manufacturers, designers, and foundries, as well as to other high-performance electronics manufacturers through its sales personnel and customer service representatives. The company was formerly known as Photronic Labs, Inc. and changed its name to Photronics, Inc. in 1990. Photronics, Inc. was incorporated in 1969 and is based in Brookfield, Connecticut.

Rockley Photonics Holdings Limited develops and supplies silicon photonics in the United Kingdom and internationally. It offers a platform, which comprises photonic integrated circuits in silicon with integrated III-V devices; application-specific electronic integrated circuits; photonic and electronic co-packaging, which are supported by and coupled with biosensing algorithms, artificial intelligence, cloud analytics, firmware/software, system architecture, and hardware design. The company also provides a biosensing platform for consumer wellness, long-term health trend monitoring, patient monitoring, early disease detection, nutrition management, and treatment of certain chronic diseases. Rockley Photonics Holdings Limited was founded in 2013 and is headquartered in Altrincham, the United Kingdom.

SkyWater Technology, Inc., together with its subsidiaries, operates as a pure-play technology foundry that engages in the provision of semiconductor development, manufacturing, and packaging services in the United States. The company offers engineering and process development support services to co-create technologies with customers; and semiconductor manufacturing services for various silicon-based analog and mixed-signal, micro-electromechanical systems, and rad-hard integrated circuits. It serves customers operating in the computation, aerospace and defense, automotive, bio-health, consumer, and industrial sectors. The company was incorporated in 2016 and is headquartered in Bloomington, Minnesota.