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.

Ecolab Inc. provides water, hygiene, and infection prevention solutions and services in the United States and internationally. The company operates through three segments: Global Industrial; Global Institutional & Specialty; and Global Healthcare & Life Sciences. The Global Industrial segment offers water treatment and process applications, and cleaning and sanitizing solutions to manufacturing, food and beverage processing, transportation, chemical, metals and mining, power generation, pulp and paper, commercial laundry, petroleum, refining, and petrochemical industries. Its Global Institutional & Specialty segment provides specialized cleaning and sanitizing products to the foodservice, hospitality, lodging, government and education, and retail industries. The Global Healthcare & Life Sciences segment offers specialized cleaning and sanitizing products to the healthcare, personal care, and pharmaceutical industries, such as infection prevention and surgical solutions, and end-to-end cleaning and contamination control solutions under the Ecolab, Microtek, and Anios brand names. In addition, the company provides pest elimination services to detect, eliminate, and prevent pests, such as rodents and insects in restaurants, food and beverage processors, hotels, grocery operations, and other commercial segments including education, life sciences, and healthcare customers. Further, it offers colloidal silica for binding and polishing applications in semiconductor, catalyst, and aerospace component manufacturing, as well as chemical industries; and products and services that manage wash process through custom designed programs, premium products, dispensing equipment, water and energy management, and reduction, as well as real time data management. It sells its products through field sales and corporate account personnel, distributors, and dealers. Ecolab Inc. was founded in 1923 and is headquartered in Saint Paul, Minnesota.

Microchip Technology Incorporated engages in the development, manufacture, and sale of smart, connected, and secure embedded control solutions in the Americas, Europe, and Asia. The company offers general purpose 8-bit, 16-bit, and 32-bit mixed-signal microcontrollers; 32-bit embedded mixed-signal microprocessors; and specialized microcontrollers for automotive, industrial, computing, communications, lighting, power supplies, motor control, human machine interface, security, wired connectivity, and wireless connectivity applications. It also provides analog, interface, mixed signal, and timing products comprising power management, linear, mixed-signal, high-voltage, thermal management, discrete diodes, and metal oxide semiconductor field effect transistors (MOSFETS), radio frequency (RF), drivers, safety, security, timing, USB, Ethernet, wireless, and other interface products; field-programmable gate array (FPGA) products; and application development tools that enable system designers to program microcontroller, FPGA, and microprocessor products for specific applications. In addition, the company offers serial electrically erasable programmable read-only memory, serial flash memories, parallel flash memories, serial static random access memories, and serial electrically erasable random access memories for the production of very small footprint devices; and licenses its SuperFlash embedded flash and non-volatile memory technologies to foundries, integrated device manufacturers, and design partners for use in the manufacture of microcontroller products, gate array, RF, analog, and neuromorphic compute products that require embedded non-volatile memory, as well as provides engineering services. Further, it offers wafer foundry and assembly, and test subcontracting manufacturing services; and timing systems products, application specific integrated circuits, and aerospace products. The company was incorporated in 1989 and is headquartered in Chandler, Arizona.

Element Solutions Inc operates as a specialty chemicals company in the United States, China, and internationally. The company operates in two segments, Electronics, and Industrial & Specialty. The Electronics segment researches, formulates, and sells specialty chemicals and materials for various types of electronics hardware products. This segment also supplies surface mount technologies, fluxes, thermal management material, coatings, and other attachment materials; chemical formulations to the electronics industry; and advanced copper interconnects, die attachment, sintered silver material, adhesives, wafer bump processes, and photomask technologies for semiconductor industry. It primarily serves mobile communications, computers, automobiles, and aerospace equipment industries. The Industrial & Specialty segment provides industrial solutions, which include chemical systems that protect and decorate metal and plastic surfaces; consumable chemicals that enable printing image transfer on flexible packaging materials; and chemistries used in water-based hydraulic control fluids for offshore energy production applications. It serves aerospace, automotive, construction, consumer electronics, consumer packaged goods, and oil and gas production end markets. The company was formerly known as Platform Specialty Products Corporation and changed its name to Element Solutions Inc in January 2019. Element Solutions Inc was founded in 1785 and is headquartered in Fort Lauderdale, Florida.

MKS Instruments, Inc. provides foundational technology solutions to semiconductor manufacturing, electronics and packaging, and specialty industrial applications in the United States, Germany, China, South Korea, and internationally. It operates through Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Material Solutions Division (MSD) segments. The VSD segment provides foundational technology solutions, including pressure measurement and control, flow measurement and control, gas and vapor delivery, gas composition analysis, electronic control technology, reactive gas generation and delivery, power generation and delivery, and vacuum technology. The PSD segment offers range of solutions, which include lasers, beam measurement and profiling, precision motion control, vibration isolation systems, photonics instruments, temperature sensing, opto-mechanical components, optical elements, systems for flexible PCB laser processing, and laser-based systems, as well as high density interconnect PCB and package manufacturing. The MSD segment develops, process, and manufactures technologies comprising advanced surface modification, electroless and electrolytic plating, and surface finishing for chemistry, equipment, software, and services markets, as well as high-technology applications. In addition, the company sells its products and services through direct sales, network of independent distributors, and sales representatives, as well as websites, including product catalogs. The company was incorporated in 1961 and is headquartered in Andover, Massachusetts.

Enpro Inc. design, develops, manufactures, and markets proprietary, value-added products and solutions to safeguard critical environments in the United States, Europe, and internationally. It operates through two segments, Sealing Technologies and Advanced Surface Technologies. The Sealing Technologies segment offers single-use hygienic seals, tubing, components and assemblies; metallic, non-metallic, and composite material gaskets; dynamic seals; compression packing; hydraulic components; expansion joints; and wall penetration products for chemical and petrochemical processing, pulp and paper processing, nuclear energy, hydrogen, natural gas, food and biopharmaceutical processing, primary metal manufacturing, mining, water and waste treatment, commercial vehicle, aerospace, medical, filtration, and semiconductor fabrication industries. The Advanced Surface Technologies segment offers cleaning, coating, testing, refurbishment, and verification services for critical components and assemblies used in semiconductor manufacturing equipment, as well as for critical applications in the space, aerospace, and defense markets; and specialized optical filters and thin-film coatings for various applications in the industrial technology, life sciences, and semiconductor markets. The company was formerly known as EnPro Industries, Inc. and changed its name to Enpro Inc. in December 2023. Enpro Inc. was incorporated in 2002 and is headquartered in Charlotte, North Carolina.

Ultra Clean Holdings, Inc. develops and supplies critical subsystems, components and parts, and ultra-high purity cleaning and analytical services for the semiconductor industry in the United States and internationally. The company provides ultra-clean valves, high purity connectors, industrial process connectors and valves, pneumatic actuators, manifolds and safety solutions, hoses, pressure gauges, and gas line and component heaters; chemical delivery modules that deliver gases and reactive chemicals in a liquid or gaseous form from a centralized subsystem to the reaction chamber; and gas delivery systems, such as weldments, filters, mass flow controllers, regulators, pressure transducers and valves, component heaters, and an integrated electronic and/or pneumatic control system. It also offers various industrial and automation production equipment; fluid delivery systems consist of one or more chemical delivery units, including PFA tubing, filters, flow controllers, regulators, component heaters, and an integrated electronic and/or pneumatic control system; precision robotic systems; top-plate assemblies; frame assemblies; process modules, a subsystem of semiconductor manufacturing tools that process integrated circuits onto wafers; and other high-level assemblies. In addition, the company provides tool chamber parts cleaning and coating services; micro-contamination analysis services for tool parts, wafers and depositions, chemicals, cleanroom materials, deionized water, and airborne molecular contamination; and analytical verification services for process tool chamber part cleaning. It primarily serves original equipment manufacturing customers in the semiconductor capital equipment and semiconductor integrated device manufacturing industries, as well as display, consumer, medical, energy, industrial, and research equipment industries. The company was founded in 1991 and is headquartered in Hayward, California.

Ichor Holdings, Ltd. engages in the design, engineering, and manufacture of fluid delivery subsystems and components for semiconductor capital equipment in the United States and internationally. It primarily offers gas and chemical delivery systems and subsystems that are used in the manufacturing of semiconductor devices. The company's gas delivery subsystems deliver, monitor, and control gases used in semiconductor manufacturing processes, such as etch and deposition; and chemical delivery subsystems blend and dispense the reactive liquid chemistries used in semiconductor manufacturing processes comprising chemical-mechanical planarization, electroplating, and cleaning. In addition, it manufactures precision machined components, weldments, electron beam, laser-welded components, precision vacuum and hydrogen brazing, surface treatment technologies, and other proprietary products. The company primarily markets its products to equipment OEMs in the semiconductor equipment market in Japan. Ichor Holdings, Ltd. was incorporated in 1999 and is headquartered in Fremont, California.