# Ultra Clean Technology

> Ultra Clean Technology (UCT) supplies semiconductor equipment makers with gas and chemical delivery systems, precision components and integrated assemblies, and provides chipmakers with chamber-parts cleaning, coating and contamination analysis. The Hayward-based business operates globally through the publicly traded Ultra Clean Holdings, Inc.

- **Founded:** 1991
- **Headquarters:** Hayward, United States
- **Founders:** Mitsubishi Corporation (Corporate founder of the operating business in 1991)
- **Products:** Gas & Chemical Delivery, Mechatronics, System Integration, Thermal Solutions, Fluid Solutions
- **Notable:** Operating business established in 1991; holding company formed in 2002 and listed publicly in March 2004., Expanded into cleaning, coating and analytical services through the 2018 QGT acquisition., Added flow-control and process-instrumentation capabilities through the 2021 Ham-Let acquisition.

## Products & services

- **Gas & Chemical Delivery** — Engineered systems for precise delivery, management and control of specialty gases and chemicals; includes ultra-high-purity welding.
- **Mechatronics** — Wafer-handling and positioning assemblies, robot controllers, pre-aligners and precision actuators.
- **System Integration** — Manufacturing and integration of low-volume, highly configurable complex equipment assemblies and modules.
- **Thermal Solutions** — Thermal management capabilities for equipment applications.
- **Fluid Solutions** — Process instrumentation and fluid-control components including valves, fittings and hoses; expanded through Ham-Let.
- **Chamber Parts Cleaning & Coating** — Cleaning, recoating and surface treatment to control contamination, extend part life and support equipment uptime.
- **ChemTrace** — Micro-contamination testing, root-cause analysis and monitoring for parts, chemicals, water, wafers and cleanroom materials.

## Achievements

- Operating business established in 1991; holding company formed in 2002 and listed publicly in March 2004.
- Expanded into cleaning, coating and analytical services through the 2018 QGT acquisition.
- Added flow-control and process-instrumentation capabilities through the 2021 Ham-Let acquisition.
- Generated $2.054 billion in fiscal 2025 revenue.
- Reported $644.9 million in Q2 2026 sales and $8.7 million in net income attributable to UCT.

## Latest updates

- **2026-10** — Announced that Q3 2026 results and the earnings webcast would be released October 27, after market close; still forthcoming at the October 24 research date.
- **2026-09** — Alexander Davern joined the board; the appointment was announced September 30.
- **2026-08** — Reported Q2 2026 revenue of $644.9 million and net income attributable to UCT of $8.7 million; described capacity, engineering and digital initiatives under UCT 3.0.
- **2025-09** — James Xiao became chief executive effective September 2.

## Links

- Website: https://uct.com
- LinkedIn: https://www.linkedin.com/company/ultra-clean-technology
- Twitter/X: https://twitter.com/ultracleanhold
- Instagram: https://www.instagram.com/one.uct/
- Facebook: https://www.facebook.com/ultracleanholdings/

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Profile page: https://yespress.io/ultra-clean-technology
Published by YesPress — https://yespress.io
Last updated: 2026-10-24