Mr. Stonefelt serves as a Vice President for Sterling Energy and General Manager of Centennial Water Pipelines LLC.  He has 20 years of experience in engineering, construction, operations, and business development for water resources projects throughout the energy, mining, agricultural, and municipal sectors and he has had extensive involvement in the design and operation of water conveyance and storage systems.  Prior to joining the Sterling Energy team, Mr. Stonefelt was a managing principal and part-owner of W. W. Wheeler & Associates, Inc., a well-renowned water resources consulting engineering firm in Colorado.  Mr. Stonefelt has also previously held various engineering and technical positions with Knight Piesold Consulting, Powder River Coal Company, and Maxim Technologies.  Michael holds B.S. and M.S. degrees in Civil Engineering from the South Dakota School of Mines & Technology and is a registered Professional Engineer in Colorado and South Dakota.