Dirk H. Bürhaus

National Bank AG provides commercial, investment, mortgage, and retail banking services. The firm offers a wide range of financing facilities including bank-to-bank facilities, export-project-financing, buyer's credits, guarantees, forfeiting and confirmations of Letters of Credit. The company was founded in 1921 and is headquartered in Essen, Germany.

Part of Kötter GmbH & Co. KG Verwaltungsdienstleistungen, Kötter Verwaltungs-GmbH Berlin provides building security and cleaning services. The company is based in Berlin, Germany. The CEO of the German company is Friedrich P. Kötter.

Part of Kötter GmbH & Co. KG Verwaltungsdienstleistungen, KÖTTER Verwaltung III SE is a company based in Essen, Germany. The CEOs are Rüdiger Haase, Bernd Jürgens. KÖTTER Verwaltung III SE provides infrastructural facility management services for correctional facilities and forensic institutions, offering security, care, treatment, and support from a single source. The German company is a universal service provider for security, security technology, and building technology, and provides connection of security and building technology to their DIN and VDS-certified emergency and service control center (NSL/ emergency call center). The company was founded in 2015.

Part of Kötter GmbH & Co. KG Verwaltungsdienstleistungen, KÖTTER Security GmbH is a German company that provides security services. The company is based in Essen, Germany. The CEOs are Andreas Kaus, Friedrich P. Kötter. The company was founded in 1995.

KÖTTER Verwaltung I SE is a company based in Essen, Germany. The CEOs are Andreas Kaus and Peter Robert Lange. KÖTTER Security specializes in various security services such as patrol service, maritime security, and ISPS-Code for shipping companies. KÖTTER Cleaning provides machine and facility cleaning services, as well as fluid management. The German company ensures clean and smooth production conditions and offer a hygiene-safety concept effective against viruses and bacteria. Additionally, they offer services like disinfection, surface coatings, cleaning, and chemical-free weed removal using sustainable and environmentally friendly methods. KÖTTER Verwaltung I SE was founded in 2015.

Part of Kötter GmbH & Co. KG Verwaltungsdienstleistungen, KOTTER Verwaltungs-GmbH Düsseldorf is a German company that provides building security and cleaning services. The company is based in Dusseldorf, Germany. The CEOs are Friedrich P. Kötter, Ulrich Angenendt. The company was founded in 2002.

Part of Erbengemeinschaft Koetter, Kötter Security IV Verwaltungs-GmbH is a company based in Essen, Germany. The German company provides administrative and management services.

Schäfer GmbH Behälter- und Apparatebau is a private company based in Mosbach-Neckarelz, Germany. Schäfer GmbH Behälter- und Apparatebau specializes in manufacturing stainless steel and aluminum containers and heat exchangers. The German company was founded in 1971 and is currently led by CEOs Ralf Schäfer and Michaela Schäfer.