PORTLAND, Ore., January 8, 2019-- Transom Capital Group (Transom), a leading operations-focused middle market private equity firm, today announced it has acquired SemiTorr Group, Inc. (SemiTorr), a leading distributor of high purity products, from Riverlake Partners. SemiTorr is a leading distributor for high purity gas and fluid handling systems and components supporting the microelectronics, sanitary and industrial markets. SemiTorr’s family of products includes process equipment, tubing, hoses, fittings, valves, filtration and instrumentation. Founded in 1988, SemiTorr’s headquarters are located in Tualatin, Oregon with eight distribution centers located across the country.