Welch

Gardner Denver Welch Vacuum Technology, Inc., formerly Welch Rietschle Thomas, Inc., is owned by Gardner Denver, a global producer of compressors, vacuum pumps, and related equipment. One of the most respected names in the petroleum industry, Gardner Denver designs, manufactures, markets, and services a diverse group of pumps used in oil and natural gas drilling production, well servicing and stimulation. Gardner Denver also offers water jetting pums, systems and accessories for industrial cleaning and maintenance.