Mark Isaacson is a founding partner in Competitive Energy Services, LLC (CES), formed in 1999. Mr. Isaacson began his career in the electric industry in 1980 by becoming a partner in two hydroelectric facilities in Maine – the Edwards Dam and the Worumbo Dam. In 2004, the Worumbo project became the first in Maine to receive certification from the Low Impact Hydro Institute as low impact project and thus Green-E certified as well. Mr. Isaacson is a founding Partner in Maine Renewable Energy, a retail electric supplier of 100% renewable electricity to the residential and small commercial market in Maine. Mr. Isaacson has extensive expertise in marketing as well as in the development of mathematical models. His recent modeling efforts have been concerned with the operation of cogeneration systems as well as the behavior of the energy markets.