Christian Kullmann

Evonik Performance Materials GmbH manufactures and supplies chemicals which includes butadiene. The company is headquartered in Essen, Germany.

Part of RAG-Stiftung, RAG AG specializes in coal mining. The private company is based in Essen, Germany. The CEO of the German company is Peter Schrimpf.

Dresdner Bank AG provides banking and financial services. Its bank products and services are sold through insurance agency locations. It has operations in many countries. The company's operating divisions are private and business clients (retail banking, private banking, asset management, lending) and corporate and investment banking (business banking, lending, investment banking, corporate finance, insurance, securities). The latter division includes subsidiary Dresdner Kleinwort Wasserstein. The company was founded in 1872 and is headquartered in Frankfurt am Main, Germany.

RAG Deutsche Steinkohle AG engages in the operation and management of mining facilities. It also focuses on facilities for processing, refining, and conversion of mining products. The company was founded in 1998 and is headquartered in Essen, Germany.