Ultra Clean Holdings, Inc. UCTT

UCTT Company Overview

Ultra Clean Holdings, Inc. (Nasdaq: UCTT) is a U.S.-based provider of critical subsystems, ultra-high purity cleaning, analytical services, and outsourced manufacturing solutions primarily serving the semiconductor capital equipment industry. The company operates in industries tied to semiconductor manufacturing, advanced electronics, industrial automation, and related high-technology production environments. UCTT’s core business centers on designing, engineering, manufacturing, and servicing subsystems and components used in wafer fabrication equipment, along with contamination control and parts cleaning services required for semiconductor manufacturing processes.

The company’s primary revenue drivers include sales of integrated gas and fluid delivery subsystems, precision robotic and process modules, advanced assemblies, and recurring service revenue from ultra-high purity cleaning and coating operations. UCTT serves major semiconductor equipment manufacturers and chip fabrication customers globally, positioning itself as a strategic outsourced manufacturing and engineering partner for complex semiconductor production systems. Founded in 1991 and headquartered in Hayward, California, the company expanded through organic growth and acquisitions, including the acquisition of QuantumClean Technologies, which significantly broadened its services footprint in semiconductor cleaning and contamination control.