Mr. Shield is responsible for the development of Invenergy’s wind, solar and thermal energy projects worldwide. He has over 20 years of experience in all aspects of the power generation field including business development, permitting, engineering, thermal cycle analysis, project management and operations. He has worked on wind, coal, natural gas, cogeneration, biomass, solar and nuclear projects. Mr. Shield has developed over 7,500 MWs of power projects and negotiated 2,500 MWs of long-term energy offtake agreements.

Prior to joining Invenergy, Mr. Shield held various positions with Calpine Corporation including Senior Vice President East Region, heading up Calpine’s 12,000 MW portfolio of natural gas-fired power plants in the U.S. and Canadian eastern markets, and Senior Vice President Business Development, heading up Calpine’s development program. Prior to Calpine, he was Vice President of Engineering and Project Management at SkyGen Energy LLC and was responsible for project development, engineering and construction activities.

Education: MBA from DePaul University; BS in Mechanical Engineering from the University of Michigan - Ann Arbor; Registered Professional Engineer in the State of Illinois.