Siegfried Gerlach

Siemens Schweiz AG manufactures and markets automation, safety and security systems. It provides products and services for climate control, building & energy management, fire safety, security, lighting and facility management. The company makes HVAC control and automation products, such as actuators, thermostats, sensors and valves. Other products include fire safety (detection and evacuation systems) and security access controls (alarms, badge management and video surveillance). It also provides facility management services. The company distributes its products primarily through independent contractors and wholesalers. The company was founded in 1916 and is headquartered in Zurich, Switzerland.

Reichenbacher Verkehrsbetrieb und Fahrschule GERLACH GmbH is a German company that offers rental services for various vehicles and equipment such as trucks, construction machines, excavators, and lifting platforms. The private company is based in Reichenbach, Germany. The company also has a car workshop and a mobile sawmill available for rent. The company was founded in 1927, and the CEOs are Siegfried Gerlach, Diana Gerlach, René Göhcke.

Haftpflichtgemeinschaft Deutscher Nahverkehrs provides property and casualty insurance services. The private company is based in Bochum, Germany.