Elmo Rietschle is a pioneer in the development of vacuum pump and compressor technology. In fact, we owe our thanks to them for their technology led to the development of the worlds first vacuum cleaner! Originally, two separate companies, they both made significant contributions with the invention of liquid ring vacuum technology that is used all over the world today. Famous world-over for their superior German engineering and commitment to customer support, the Elmo Rietschle brand is synonymous with outstanding vacuum pump and compressor technology. Elmo Rietschle was acquired by Garner Denver in 2005 and remains part of the Gardner Denver family of companies. Their brand is famous world-over and can be purchased through authorised resellers.