George G. Dethlefsen

Part of Dicalite Trading, Dicalite Europe NV is a Belgian company that manufactures and supplies milled, expanded perlite filter aids and fillers. The company is based in Ghent, Belgium. The company was founded in 1959. The CEO is Geert Remue.

Dicalite Europe SA-Büro Deutschland is a private company based in Dusseldorf, Germany. The German company engages in the extraction of stones.

Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis.

Quintana Capital Group (Quintana Capital) is a private equity firm founded in 2005. The firm is headquartered in Houston, Texas.