Roger Trettel

Roger Trettel is an accomplished professional in the energy and environmental sectors, currently serving as Vice President of Energy Services at Tetra Tech since 2007. As the Owner of J.R. Trettel Developments since 1996, Roger has extensive experience in development projects. Prior to these roles, Roger was the Founding Principal at Northern Ecological Associates, Inc. from 1992 to 2007 and worked as a Senior Scientist at Ecology & Environment, Inc. from 1989 to 1992. Roger Trettel holds a Master of Science in Environmental Management from Duke University, pursued between 1987 and 1989, and a Bachelor of Science in Forest Science and Ecology from Penn State University, with studies ongoing since 1979.