Lang & Schwarz AG, through its affiliated companies, is engaged in the creation... Lang & Schwarz AG, through its affiliated companies, is engaged in the creation and distribution of derivative financial instruments within the German market. The firm manages an over-the-counter (OTC) trading platform that facilitates transactions in various assets such as equities, investment funds, debt securities, and exchange-traded products (ETPs). Additionally, it operates LS Exchange, an electronic trading system, and offers IT hardware and software services. The company was founded in 1996 and is headquartered in DΓΌsseldorf, Germany.