Greg Trewitt - Vice President of Development & Engineering Greg Trewitt is the Vice President of Development & Engineering for Tierra
Energy. Mr. Trewitt is experienced in project development, engineering,
operations and maintenance, and asset management of gas/coal/hydro power plants
in regulated and non-regulated environments. He has over 20 years experience in
the power industry with specific experience in project development and
operations of new and re-powered plant facilities in the United States and South
America. Mr. Trewitt joined Tierra from Black Hills Energy where he served as
Director of Operations and Asset Management. Mr. Trewitt holds Bachelor of
Science degrees in Electrical and Mechanical Engineering from New Mexico State
University.