Koch companies have traders or originators in Wichita, Kan., Houston, New York, Mumbai, Rotterdam, Singapore, Geneva, London, Paris and Calgary. Koch Financial Corporation is a market leader in providing tax-exempt financing solutions to public entities. The company has transactional experience in all 50 states, including more than 8,500 closed transactions with a combined value that exceeds $5.8 billion. Koch Supply & Trading companies around the world trade and provide risk management services in crude oil; refined petroleum products; natural gas and gas liquids; emissions; steel; industrial metals; energy; and other commodities and financial instruments. In addition, a Koch Supply & Trading company operates an 80,000 barrel-per-day refinery in Rotterdam, the Netherlands. Koch Financial Corporation and its affiliates comprise a collection of privately held financial services companies that actively manage, in the aggregate, several billion dollars of assets. These companies focus on municipal bond trading, municipal leasing, credit derivatives and financial guaranty reinsurance. Based in Scottsdale, Ariz., with an office in Chicago, the companies include Koch Financial Corporation and Koch Financial Products, LLC.