Sitek Process Solutions is the leading provider of high quality, low cost refurbishment and spare parts solution for front-end wafer fabrication processing tools. We are proud to say that all of our refurbishment work is done domestically at our facility in Rocklin, CA. The growth and innovation at Sitek Process Solutions is driven by our employees who continuously deliver success for our customers around the world. Sitek specifically specializes in the Semitool Spin Rinser Dryer with 100% spare part, service, and technical support.