Arnsberg

right|thumb|Propsteikirche Arnsberg (; ) is a town in the Hochsauerland county, in the German state of North Rhine-Westphalia. It is the location of the Regierungsbezirk Arnsberg administration and one of the three local administration offices of the Hochsauerlandkreis district.

German arms manufacturer

TRILUX GmbH & Co. KG is a company based in Arnsberg, Germany that develops and produces electric lights and light fixtures.

UMAREX GmbH & Co. KG is a German manufacturer of air guns (including Umarex air pistols such as the Beretta Elite II), tear-gas and signal pistols, paintball markers under the RAM brand and airsoft guns, based in Arnsberg, North Rhine-Westphalia. The firm was founded in 1972.