Founded in 2002, YellowJacket modernized OTC markets by providing customizable software to simplify the communication of vital market information. The companys clients include institutional investors, hedge funds, energy companies, brokers and information technology specialists and others who trade complex contracts. It has advanced functionality for OTC markets including natural gas, power, crude products and weather markets. IntercontinentalExchange Inc. acquired YellowJacket Software Inc. in 2008. IntercontinentalExchange Inc. operates regulated exchanges, trading platforms and clearing houses serving global markets for agriculture, credit, currency, emissions and energy.