Ultra Clean Holdings, Inc. UCTT

Company Overview

Ultra Clean Holdings, Inc. (UCTT) is a publicly traded provider of critical subsystems, precision components, and advanced manufacturing services primarily for the semiconductor capital equipment industry, with additional exposure to life sciences and industrial technologies. The company designs, manufactures, and services highly engineered modules and systems that are integrated into semiconductor fabrication equipment, supporting wafer processing across leading-edge and mature technology nodes.

The company’s core revenue drivers include gas delivery systems, chemical delivery modules, precision cleaning services, and electromechanical assemblies supplied to major semiconductor equipment original equipment manufacturers (OEMs). Ultra Clean is positioned as a strategic outsourcing partner for customers seeking supply chain reliability, engineering collaboration, and scalable global manufacturing. Founded in 1991 and headquartered in Hayward, California, the company has evolved from a regional precision cleaning provider into a vertically integrated global supplier through organic expansion and targeted acquisitions.