Group 1 - Dow Jones has appointed Sarah Cottle as executive vice president and general manager of Dow Jones Energy [1] - Cottle will oversee the company's expanding portfolio of news, data, and analysis services in the energy, chemical, and environmental commodity markets [1] - The offerings under her management include OPIS, Chemical Market Analytics, PetroChem Wire, McCloskey, A2i Systems, and Eco-Movement [1]