Andreas Mertke

BBB Bürgschaftsbank zu Berlin-Brandenburg GmbH is a guarantee bank based in Berlin, DE. The private company provides guarantees to small and medium-sized enterprises (SMEs) in Berlin and Brandenburg, helping them to obtain loans and financing for their businesses. The CEOs of the German company are Waltraud Wolf, Steffen Hartung, Peter Straub.

Börse Berlin AG operates German stock exchange. It offers a real-time data feed for trading and stock courses. It serves financial institutions and business areas. The company was founded by Friedrich Wilhelm and is headquartered in Berlin, Germany.

Part of RHI Magnesita NV, Dalmia GSB Refractories GmbH is a German company that manufactures steel products and elbows, lances & refractory components. The company is based in Bochum, Germany. The CEO of the company is Andreas Mertke. Dalmia GSB Refractories was acquired by RHI Magnesita NV from Dalmia Bharat Ltd. on April 28, 2023 for $14.08 million.

Berliner Volksbank eG provides banking and financial services to private and corporate clients. Its products and services include consulting, online banking, accounts and credit cards, payments processing, savings and investments, loans and home finance, real estate finance, pension and insurance, as well as start-ups and succession planning. The company was founded on January 16, 1946 and is headquartered in Berlin, Germany.