On April 30, 2021 INFICON Inc., a supplier of vacuum instrumentation and process control software to the semiconductor manufacturing industry acquired substantially all of the assets owned or used in connection with manufacturing of Fil-Tech crystals. INFICON is now the manufacturer and distributor of Fil-Tech quartz crystals. The addition of Fil-Tech crystals to the INFICON crystal portfolio supports the INFICON vision to supply customers in vacuum coating, semiconductor, and display markets with the largest variety and highest quality crystals. INFICON will manufacture Fil-Tech crystals from its world class facilities in Overland Park, Kansas. The plant is ISO 9001: 2015 and ISO 140001 certified.