Ichor Holdings, Ltd. designs, engineers, and manufactures fluid delivery subsystems and components for semiconductor capital equipment. It offers gas delivery subsystems that deliver, monitor, and control gases used in etch and deposition processes, as well as chemical delivery subsystems that blend and dispense reactive liquid chemistries for chemical-mechanical planarization, electroplating, and cleaning. The company also provides precision-machined components, weldments, e-beam and laser welded components, precision vacuum and hydrogen brazing, surface treatment technologies, and other proprietary products. It sells to equipment OEMs in the semiconductor equipment market and was incorporated in 1999, headquartered in Fremont, California.