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.

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.

United Microelectronics Corporation operates as a semiconductor wafer foundry in Taiwan, China, Hong Kong, Japan, Korea, the United States, Europe, and internationally. The company provides circuit design, mask tooling, wafer fabrication, and assembly and testing services. It serves fabless design companies and integrated device manufacturers. United Microelectronics Corporation was incorporated in 1980 and is headquartered in Hsinchu City, Taiwan.

Vishay Intertechnology, Inc. manufactures and sells discrete semiconductors and passive electronic components in Asia, Europe, and the Americas. The company operates through Metal Oxide Semiconductor Field Effect Transistors (MOSFETs), Diodes, Optoelectronic Components, Resistors, Inductors, and Capacitors segments. The MOSFETs segment offers low- and medium-voltage TrenchFET MOSFETs, high-voltage planar MOSFETs, high voltage Super Junction MOSFETs, power integrated circuits, and integrated function power devices. The Diodes segment provides rectifiers, small signal diodes, protection diodes, thyristors/silicon-controlled rectifiers, and power modules. The Optoelectronic Components segment contains standard and customer specific optoelectronic components, such as infrared (IR) emitters and detectors, IR remote control receivers, optocouplers, solid-state relays, optical sensors, light-emitting diodes, 7-segment displays, and IR data transceiver modules. The Resistors segment offers resistors, which are basic components used in various forms of electronic circuitry to adjust and regulate levels of voltage and current. The Inductors segment provides inductors for use as an internal magnetic field to change alternating current phase and resist alternating current. The Capacitors segment offers capacitors, which store energy and discharge it when needed. It sells its products under Siliconix, Dale, Draloric, Beyschlag, Sfernice, MCB, UltraSource, Applied Thin-Film Products, IHLP, HiRel Systems, Sprague, Vitramon, Barry, Roederstein, ESTA, and BCcomponents brand names. The company serves industrial, automotive, telecommunications, computing, consumer products, power supplies, military and aerospace, and medical end markets. Vishay Intertechnology, Inc. was incorporated in 1962 and is headquartered in Malvern, Pennsylvania.

Veeco Instruments Inc., together with its subsidiaries, develops, manufactures, sells, and supports semiconductor and thin film process equipment primarily to make electronic devices in the United States, Europe, the Middle East, and Africa, China, Rest of the Asia-Pacific, and internationally. The company offers laser annealing, ion beam deposition and etch, metal organic chemical vapor deposition, single wafer wet processing and surface preparation, molecular beam epitaxy, advanced packaging lithography, atomic layer deposition, and other deposition systems. Its process equipment systems are used in the production of a range of microelectronic components, including logic, dynamic random-access memory, photonics devices, power electronics, radio frequency filters and amplifiers, magnetic heads for hard disk drives, and other semiconductor devices. In addition, the company markets and sells its products to integrated device manufacturers and foundries; outsourced semiconductor assembly and test companies; and hard disk drive and photonics manufacturers, as well as research centers and universities. Veeco Instruments Inc. was founded in 1945 and is headquartered in Plainview, New York.

Cohu, Inc., through its subsidiaries, provides semiconductor test equipment and services in China, the United States, Taiwan, Malaysia, the Philippines, and internationally. The company supplies semiconductor test and inspection handlers, micro-electromechanical system (MEMS) test modules, test contactors, thermal sub-systems, and semiconductor automated test equipment for semiconductor manufacturers and test subcontractors. It also provides semiconductor automated test equipment for wafer level and device package testing; various test handlers, including pick-and-place, turret, gravity, strip, and MEMS and thermal sub-systems; interface products comprising test contactors, and probe heads and pins; spares and kits; various parts and labor warranties on test and handling systems, and instruments; and training on the maintenance and operation of its systems, as well as application, data management software, and consulting services on its products. In addition, the company offers data analytics product that includes DI-Core, a software suite used to optimize Cohu equipment performance, which provides real-time online performance monitoring and process control. It markets its products through direct sales force and independent sales representatives. The company was formerly known as Cohu Electronics, Inc. and changed its name to Cohu, Inc. in 1972. The company was incorporated in 1947 and is headquartered in Poway, California.

Lightwave Logic, Inc. focuses on the development of photonic devices and electro-optical polymer materials systems for fiber-optic data communications, telecommunications, and optical computing markets in the United States. The company is involved in the designing and synthesizing of organic chromophores for use in its electro-optic polymer systems and photonic device designs. It also offers electro-optic modulators, which converts data from electric signals to optical signals for transmission over fiber-optic cables; and polymer photonic integrated circuits, a photonic device, which integrates various photonic functions on a single chip. In addition, the company provides the ridge waveguide modulator, a modulator that fabricates the waveguide within a layer of its electro-optic polymer system. It focuses on selling its products to electro-optic device manufacturers, contract manufacturers, original equipment manufacturers, foundries, packaging and assembly manufacturers, etc.; and semiconductor companies, optical network companies, Web 2.0/3.0 media companies, computing companies, telecommunications companies, aerospace companies, automotive companies, and government agencies and defense entities. The company was formerly known as Third-order Nanotechnologies, Inc. and changed its name to Lightwave Logic, Inc. in March 2008. Lightwave Logic, Inc. was founded in 1991 and is headquartered in Englewood, Colorado.

AXT, Inc. designs, develops, manufactures, and distributes compound and single element semiconductor substrates. The company offers indium phosphide for use in data center connectivity using light/lasers, high-speed data transfer in data centers, 5G communications, fiber optic lasers and detectors, consumer devices, passive optical networks, silicon photonics, photonic integrated circuits, thermo-photovoltaics, RF amplifier and switching, infrared light-emitting diode (LEDS) motion control, lidar for robotics and autonomous vehicles, and infrared thermal imaging. It also provides semi-insulating gallium arsenide (GaAs) substrates for use in Wi-Fi and IoT devices, transistors, direct broadcast television, power amplifiers, satellite communications, and solar cells; and semi-conducting GaAs substrates that are used in LEDs, screen displays using micro-LEDs, printer head lasers and LEDs, 3-D sensing using VCSELs, data center communication using VCSELs, sensors for industrial robotics/near-infrared sensors, optical couplers, solar cells, night vision goggles, lidar for robotics and autonomous vehicles, and other lasers, as well as laser machining, cutting, and drilling. In addition, the company offers germanium substrates for use in multi-junction solar cells for satellites, optical sensors and detectors, terrestrial concentrated photo voltaic cells, infrared detectors, and carrier wafer for LED. Further, it provides 6N+ and 7N+ purified gallium, boron trioxide, gallium-magnesium alloy, pyrolytic boron nitride (pBN) crucibles, and pBN insulating parts. It sells its products through direct salesforce in the United States, China, and Europe, as well as through independent sales representatives and distributors in Japan, Taiwan, Korea, and internationally. The company was formerly known as American Xtal Technology, Inc. and changed its name to AXT, Inc. in July 2000. AXT, Inc. was incorporated in 1986 and is headquartered in Fremont, California.