Ultra Clean Holdings, Inc. specializes in providing essential subsystems, intricate components, precision parts, and rigorous ultra-high purity cleaning and sophisticated analytical verification services. The company primarily caters to the global semiconductor sector, operating across the U.S. and internationally. Their extensive product portfolio includes ultra-clean valves, high-purity and industrial process connectors, pneumatic actuators, manifolds, safety solutions, hoses, pressure gauges, and heaters for gas lines and components. They also supply specialized chemical delivery modules engineered to transport gases and reactive chemicals in liquid or gaseous forms from a central point to reaction chambers. Furthermore, they offer comprehensive gas delivery systems, encompassing weldments, filters, precise mass flow controllers, regulators, pressure transducers, various valves, component heaters, and integrated electronic or pneumatic control systems. Ultra Clean Holdings also provides a range of industrial and automation production machinery, alongside fluid delivery systems that incorporate multiple chemical delivery units, PFA tubing, filters, flow controllers, regulators, component heaters, and integrated electronic/pneumatic controls. Additionally, the company engineers precision robotic systems, top-plate and frame assemblies, and process modules – which are vital subsystems within semiconductor manufacturing tools designed to process integrated circuits onto wafers – along with other advanced high-level assemblies. Beyond manufacturing, Ultra Clean Holdings offers critical services such as cleaning and coating for tool chamber components. They conduct specialized micro-contamination analysis, evaluating tool parts, wafers, depositions, chemicals, cleanroom materials, deionized water, and airborne molecular contaminants. The company also provides analytical verification specifically for the cleanliness of process tool chamber components. Their principal clientele includes original equipment manufacturers (OEMs) within the semiconductor capital equipment and integrated device manufacturing industries. Beyond semiconductors, they also cater to the display, consumer, medical, energy, industrial, and research equipment sectors. Established in 1991, the corporation maintains its headquarters in Hayward, California.
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