Mahle Industrial Filtration (D) In 2009 the German company Mahle Industrial Filtration took over amafiltergroup as a supplement to its filtration programme and subsequently could offer an even wider selection of filters and plants for liquid as well as dust filtration. The Mahle Industrial Filtration group consists of the following production plants: Mahle Industrial Filtration (D), Amafilter (NL), LFC Lochem(NL), Eurofiltec (F), Vanpipe (GB), Falban (I), Nowata (USA).