United Internet is headquartered in Montabaur.

Volkmann & Rossbach Verkehrssicherheitssysteme (transport safety systems)
Deco Glas
Ursa Chemie
Klöckner Pentaplast
in planning: printing centre for the Mittelrhein-Verlag/Rhein-Zeitung
Metallwerk Elisenhütte, maker of small-calibre ammunition
United Internet is headquartered in Montabaur.
Volkmann & Rossbach Verkehrssicherheitssysteme (transport safety systems)
Deco Glas
Ursa Chemie
Klöckner Pentaplast
in planning: printing centre for the Mittelrhein-Verlag/Rhein-Zeitung
Metallwerk Elisenhütte, maker of small-calibre ammunition
Montabaur