With 25 locations and more than 4,500 employees W.I.S. Group is one of the biggest providers of security services in Germany. Its positioning as a comprehensive service provider with tailor-made security concepts as well as a combination of security services, safety engineering and cleaning services is a decisive factor for the company’s success. W.I.S. Group consists of the following companies: W.I.S. Sicherheit + Service GmbH & Co KG, K.W.S. Kölner Wach- und Schließgesellschaft mbH & Co. KG, W.I.S. Kurierdienste GmbH & Co. KG as well as W.I.S. System + Service GmbH & Co KG.