Taiwan Semiconductor Manufacturing Company Limited, together with its subsidiaries, manufactures, packages, tests, and sells integrated circuits and other semiconductor devices in Taiwan, China, Europe, the Middle East, Africa, Japan, the United States, and internationally. It provides a range of wafer fabrication processes, including processes to manufacture complementary metal- oxide-semiconductor (CMOS) logic, mixed-signal, radio frequency, embedded memory, bipolar CMOS mixed-signal, and others. The company also offers customer and engineering support services; manufactures masks; and invests in technology start-up companies; researches, designs, develops, manufactures, packages, tests, and sells color filters; and provides investment services. Its products are used in high performance computing, smartphones, Internet of things, automotive, and digital consumer electronics. The company was incorporated in 1987 and is headquartered in Hsinchu City, Taiwan.

ASML Holding N.V. develops, produces, markets, sells, and services advanced semiconductor equipment systems for chipmakers. It offers advanced semiconductor equipment systems, including lithography, metrology, and inspection systems. The company also provides extreme ultraviolet lithography systems; and deep ultraviolet lithography systems comprising immersion and dry lithography solutions to manufacture various range of semiconductor nodes and technologies. In addition, it offers metrology and inspection systems, including YieldStar optical metrology systems to assess the quality of patterns on the wafers; and HMI electron beam solutions to locate and analyze individual chip defects. Further, the company provides computational lithography solutions, and lithography systems and control software solutions; and refurbishes and upgrades lithography systems, as well as offers customer support and related services. It operates in Japan, South Korea, Singapore, Taiwan, China, rest of Asia, the Netherlands, rest of Europe, the Middle East, Africa, and the United States. The company was formerly known as ASM Lithography Holding N.V. and changed its name to ASML Holding N.V. in 2001. ASML Holding N.V. was founded in 1984 and is headquartered in Veldhoven, the Netherlands.

Applied Materials, Inc. engages in the provision of manufacturing equipment, services, and software to the semiconductor, display, and related industries. The company operates through three segments: Semiconductor Systems, Applied Global Services, and Display and Adjacent Markets. The Semiconductor Systems segment develops, manufactures, and sells various manufacturing equipment that is used to fabricate semiconductor chips or integrated circuits. This segment also offers various technologies, including epitaxy, ion implantation, oxidation/nitridation, rapid thermal processing, physical vapor deposition, chemical vapor deposition, chemical mechanical planarization, electrochemical deposition, atomic layer deposition, etching, and selective deposition and removal, as well as metrology and inspection tools. The Applied Global Services segment provides integrated solutions to optimize equipment and fab performance and productivity comprising spares, upgrades, services, remanufactured earlier generation equipment, and factory automation software for semiconductor, display, and other products. The Display and Adjacent Markets segment offers products for manufacturing liquid crystal displays; organic light-emitting diodes; and other display technologies for TVs, monitors, laptops, personal computers, electronic tablets, smart phones, and other consumer-oriented devices. It operates in the United States, China, Korea, Taiwan, Japan, Southeast Asia, and Europe. The company was incorporated in 1967 and is headquartered in Santa Clara, California.

KLA Corporation, together with its subsidiaries, engages in the design, manufacture, and marketing of process control, process-enabling, and yield management solutions for the semiconductor and related electronics industries worldwide. It operates through three segments: Semiconductor Process Control; Specialty Semiconductor Process; and PCB and Component Inspection. The company offers inspection and review tools to identify, locate, characterize, review, and analyze defects on various surfaces of patterned and unpatterned wafers; metrology systems that are used to measure pattern dimensions, film thickness, film stress, layer-to-layer alignment, pattern placement, surface topography, and electro-optical properties for wafers; chemical process control equipment; wired and wireless sensor wafers and reticles; wafer defect inspection, review, and metrology systems; reticle inspection and metrology systems; and semiconductor software solutions that provide run-time process control, defect excursion identification, process corrections, and defect classification to accelerate yield learning rates and reduce production risk. It also provides etch, plasma dicing, deposition, and other wafer processing technologies and solutions for the semiconductor and microelectronics industry. In addition, the company offers direct imaging, inspection, optical shaping, inkjet and additive printing, UV laser drilling, and computer-aided manufacturing and engineering solutions for the PCB market; inspection and electrical testing systems to identify and classify defects, as well as systems to repair defects for the display market; and inspection and metrology systems for quality control and yield improvement in advanced and traditional semiconductor packaging markets. The company was formerly known as KLA-Tencor Corporation and changed its name to KLA Corporation in July 2019. KLA Corporation was incorporated in 1975 and is headquartered in Milpitas, California.

Lam Research Corporation designs, manufactures, markets, refurbishes, and services semiconductor processing equipment used in the fabrication of integrated circuits. The company offers ALTUS systems to deposit conformal films for tungsten metallization applications; SABRE electrochemical deposition products for copper interconnect transition that offers copper damascene manufacturing; and VECTOR plasma-enhanced CVD products. It also provides SPEED gapfill high-density plasma chemical vapor deposition products; and Striker single-wafer atomic layer deposition products for dielectric film solutions. In addition, the company offers Flex for dielectric etch applications; Vantex, a dielectric etch system that provides RF technology and repeatable wafer-to-wafer performance enabled by Equipment Intelligence solutions; Kiyo for conductor etch applications; Syndion for through-silicon via etch applications; and Versys metal products for metal etch processes. Further, it provides Coronus bevel clean products to enhance die yield; and Da Vinci, DV-Prime, EOS, and SP series products to address various wafer cleaning applications. The company sells its products in the United States, China, Europe, Japan, Korea, Southeast Asia, and Taiwan. Lam Research Corporation was incorporated in 1980 and is headquartered in Fremont, California.

Teledyne Technologies Incorporated, together with its subsidiaries, provides enabling technologies for industrial growth markets in the United States and internationally. Its Digital Imaging segment provides visible spectrum sensors and digital cameras; and infrared, ultraviolet, visible, and X-ray spectra; as well as micro electromechanical systems and semiconductors, including analog-to-digital and digital-to-analog converters. This segment also offers cooled and uncooled infrared or thermal products, including sensors, camera cores, and camera systems; high-resolution, low-dose X-ray sensors, high-power microwave, and high-energy X-ray subsystems; and instruments for the measurement of physical properties and maritime products; as well as develops and manufactures multi-spectrum electro-optic/infrared imaging systems and associated products, such as lasers, optics, and radars, CBRNE (Chemical, Biological, Radiological, Nuclear and Explosive detectors), and unmanned air and ground systems. The company's Instrumentation segment offers monitoring, control, and electronic test and measurement equipment; and power and communications connectivity devices for distributed instrumentation systems and sensor networks. The company's Aerospace and Defense Electronics segment provides electronic components and subsystems, data acquisition and communications components and equipment, harsh environment interconnects, general aviation batteries, and other components; and onboard avionics systems and ground-based applications, aircraft data and connectivity solutions, hardware systems, and software applications. Its Engineered Systems segment offers systems engineering and integration, technology development, and manufacturing solutions for defense, space, environmental, and energy applications; and designs and manufactures electrochemical energy systems and electronics for military applications. The company was founded in 1960 and is headquartered in Thousand Oaks, California.

Amtech Systems, Inc. manufactures and sells capital equipment and related consumables for use in fabricating silicon carbide (SiC), silicon power devices, analog and discrete devices, electronic assemblies, and light-emitting diodes (LEDs) worldwide. The company operates through Semiconductor and Material and Substrate segments. The Semiconductor segment designs, manufactures, sells, and services thermal processing equipment, including solder reflow ovens, horizontal diffusion furnaces, and custom high-temp belt furnaces for use by semiconductor, electronics, and electro/mechanical assembly manufacturers; and diffusion and reflow thermal systems, as well as wafer cleaning equipment and related services. The Material and Substrate segment manufactures and sells consumables and machinery for lapping and polishing of materials, such as silicon wafers for semiconductor products; sapphire substrates for LED lighting and mobile devices; silicon carbide wafers for LED and power device applications; various glass and silica components for 3D image transmission; quartz and ceramic components for telecommunications devices; and medical device components, and optical and photonics applications. It also offers substrate products comprising of double-sided wafer cleaning system, entegrity head tester, substrate carrier, substrate polishing templates, double-sided lapping and polishing machines, single-sided polisher, and substrate process chemicals. The company sells its products through sales personnel, as well as a network of independent sales representatives and distributors. Amtech Systems, Inc. was incorporated in 1981 and is headquartered in Tempe, Arizona.

Trio-Tech International, together with its subsidiaries, offers manufacturing, testing, and distribution services to the semiconductor industry in the United States, Singapore, Malaysia, Thailand, and China. It operates through four segments: Manufacturing, Testing Services, Distribution, and Real Estate. The company develops and manufactures test equipment used in front-end and back-end manufacturing processes of semiconductors. It also offers equipment, which includes leak detectors, autoclaves, centrifuges, burn-in systems and boards, HAST testers, temperature-controlled chucks, wet benches, and others; and develops team integrated device manufacturers and fabless semiconductor companies in the testing process. In addition, the company provides electrical, environmental, and burn-in testing services to semiconductor manufacturers in testing laboratories, and end users of semiconductors and electronic components; support the asset-light strategy of customers by setting up test facilities; and providing component level, package level and system level testing services. Further, it distributes environmental chambers, mechanical shock and vibration testers, and other semiconductor equipment; components, such as connectors, sockets, cables, LCD displays, and touch screen panels; and invests in and rents real estate properties; as well as offers design consultancy and value-added services. The company serves automotive, avionics, defense, medical, research, and OEM/ODM manufacturers. Trio-Tech International was incorporated in 1958 and is headquartered in Van Nuys, California.