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.

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.

Keysight Technologies, Inc. provides electronic design and test solutions to commercial communications, networking, aerospace, defense and government, automotive, energy, semiconductor, electronic, and education industries in the Americas, Europe, and the Asia Pacific. The company operates in two segments, Communications Solutions Group and Electronic Industrial Solutions Group. It offers electronic design automation (EDA) software; instrument measurement software, instrument workflow software, and software testing; digital multimeter, phase noise measurement, power meters and power sensors, counters, LCR meters and impedance measurement products, and electrometers; and spectrum analyzers, network analyzers, logic analyzers, protocol analyzers and exercisers, bit error ratio testers, noise figure analyzers, AC and DC power analyzers, materials test equipment, device current waveform analyzers, and curve tracers. The company also provides waveform and function generators, arbitrary waveform generators, DC power supplies, and DC electronic loads; wireless drive test, radio access and core network test, wireless analyzers, wireless network emulators, and over-the-air test; application and threat intelligence, cloud test, cyber training simulator, network test hardware, synthetic traffic generators, protocol and load test, network security test, and network modeling; bypass switches, clock synchronization, cloud visibility, network and application monitoring, network packet brokers, and network taps; and application-specific test systems, photonic test and measurement products, and MMIC millimeter-wave and microwave devices. In addition, it offers product support, technical support, installation, training, engineering, and integration services. The company sells its products through direct sales force, distributors, resellers, and manufacturer's representatives. Keysight Technologies, Inc. was founded in 1939 and is headquartered in Santa Rosa, California.

Semtech Corporation designs, develops, manufactures, and markets analog and mixed-signal semiconductor and advanced algorithms. It provides signal integrity products, including a portfolio of optical data communications and video transport products used in various infrastructure, and industrial applications; a portfolio of integrated circuits for data centers, enterprise networks, passive optical networks, wireless base station optical transceivers, and high-speed interface applications; and video products for broadcast applications, as well as video-over-IP technology for professional audio video applications. The company offers protection products, such as filter and termination devices that are integrated with the transient voltage suppressor devices, which protect electronic systems from voltage spikes; and sensing products comprising a portfolio of specialized radio frequency products used in various industrial, medical, and communications applications, as well as specialized sensing products. In addition, it provides switching voltage regulators, combination switching and linear regulators, smart regulators, isolated switches, and wireless charging related products. Further, it offers portfolio of IoT solutions, such as modules, gateways, routers, and connected services; and portfolio of connected services, including wireless connectivity and cloud-based services for industrial, medical and communications applications. The company serves original equipment manufacturers and industrial end-markets. It sells its products directly, as well as through independent sales representative firms and independent distributors in Asia- Pacific, North America, and Europe. Semtech Corporation was incorporated in 1960 and is headquartered in Camarillo, California.

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.

PDF Solutions, Inc. provides proprietary software and physical intellectual property products for integrated circuit designs, electrical measurement hardware tools, proven methodologies, and professional services in the United States, China, Japan, and internationally. The company offers Exensio software products, such as Manufacturing Analytics that store collected data in a common environment with a consistent view for enabling product engineers to identify and analyze production yield, performance, reliability, and other issues; Process Control that provides failure detection and classification capabilities for monitoring, alarming, and controlling manufacturing tool sets; Test Operations that offer data collection and analysis capabilities; and Assembly Operations that provide device manufacturers with the capability to link assembly and packaging data, including fabrication and characterization data over the product life cycle. It also provides Design-For-Inspection (DFI) systems, such as DFI On-Chip Instruments; eProbe Non-Contact E-Beam Tool; and Characterization Vehicle (CV) system, which includes CV Test Chips and pdFasTest Electrical Testers, as well as Exensio characterization software, designed to analyze the measurements collected using the eProbe tool. In addition, the company offers Cimetrix software products that enables equipment manufacturers to provide industry standard interfaces on their products; and software-as-a-service, software related services, and characterization services. It sells its technologies and services through direct sales force, service teams, and strategic alliances to integrated device manufacturers, fabless semiconductor companies, foundries, equipment manufacturers, electronics manufacturing suppliers, original device manufacturers, out-sourced semiconductor assembly and test, and system houses. PDF Solutions, Inc. was founded in 1991 and is headquartered in Santa Clara, California.

Aehr Test Systems, Inc. provides test solutions for testing, burning-in, and semiconductor devices in wafer level, singulated die, package part form, and installed systems worldwide. Its product portfolio includes FOX-XP and FOX-NP systems that are full wafer contact and singulated die/module test and burn-in systems that can test, burn-in, and stabilize range of devices, including silicon carbide-based and other power semiconductors, 2D and 3D sensors used in mobile phones, tablets and other computing devices, memory semiconductors, processors, microcontrollers, systems-on-a-chip, and photonics and integrated optical devices. The company also offers FOX-CP system, a low-cost single-wafer compact test solution for logic, memory, and photonic devices; and FOX WaferPak Contactor, a full wafer contactor capable of testing wafers up to 300mm that enables integrated circuit manufacturers to perform test, burn-in, and stabilization of full wafers on the FOX-P systems. In addition, it provides FOX DiePak Carrier, which allows testing, burning in, and stabilization of singulated bare die and modules; and FOX DiePak Loader. The company was incorporated in 1977 and is headquartered in Fremont, California.

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.