Ichor Holdings, Ltd. engages in the design, engineering, and manufacture of fluid delivery subsystems and components for semiconductor capital equipment. It primarily offers gas and chemical delivery systems and subsystems that are used in the manufacturing of semiconductor devices. The company's gas delivery subsystems deliver, monitor, and control gases used in semiconductor manufacturing processes, such as etch and deposition; and chemical delivery subsystems blend and dispense the reactive liquid chemistries used in semiconductor manufacturing processes comprising chemical-mechanical planarization, electroplating, and cleaning.