Alfred Kuhse GmbH - Manufacturer of process controls for combined heat and power plants and emergency gensets from engineering up to commissioning.
Hugo Müller GmbH & Co KG - Offers electronic time switches, mechanical time switches, stair lighting time switches and more.
Lindenberg Anlagen GmbH - Offers diesel and gas engines, alternators and electric switch gears for low voltage and medium voltage and pump sets.
Marquardt Group - Developers and manufacturers of switches and switching systems.
Pfannenberg GmbH - Specialized in the design and construction of switchgear for machine and equipment manufacturing.
Wöhner GmbH & Co. KG - Specialized in the areas of distribution-system, control-system and switchgear construction.