Harry Crouse
Harry L. Crouse, P.G., Chairman. Mr. Crouse is a Registered Professional Geologist and has more than 30 years experience in the consulting and construction industries. He holds a bachelor’s degree from Franklin & Marshall College and a master’s degree from The Pennsylvania State University. Mr. Crouse formed his first business, Earth Sciences Consultants, Inc., in 1979 and grew the business through the addition of an environmental laboratory and an environmental remediation firm. These companies grew to 180 employees and $20 million in revenues by 1989 at which time Mr. Crouse sold the three companies to American Waste Services simultaneously with an IPO of AWS stock. At the expiration of his non-compete in 1994, Mr. Crouse formed Crouse & Company which provided engineering and consulting to the waste management and environmental industries. Mr. Crouse closed Crouse & Company several years ago and now devotes his full time attention to Keystone Renewable Energy, LLC (Keystone).

Greg Shaffer
Gregory L. Shaffer, P.E., President. Mr. Shaffer is a Registered Professional Engineer and has over 20 years of experience in consulting, construction and solid waste landfill management. He holds two bachelor’s degrees and a master’s degree from The Pennsylvania State University. Mr. Shaffer began his career in 1985 as a consultant with Earth Sciences Consultants, Inc. He joined the Arnoni Group as a Vice President in 1991 where he managed the operations, engineering and construction (approximately $20 million over 4 years) for the M.C. Arnoni, Company, a large municipal waste landfill. Following the sale of Arnoni to Waste Management, Inc., Mr. Shaffer joined Crouse in 1996 and until recently managed all of Crouse’s consulting practice. Mr. Shaffer’s management of an active landfill and his consulting experience in the solid waste industry provide a unique combination of understanding the technical aspects of solid waste management and economics of the industry. Mr. Shaffer has developed key relationships with many senior managers and executives of several solid waste management companies.

Sam Crouse
Samuel T. Crouse, Vice President - Construction. Mr. Crouse has more than 20 years of experience in the consulting and construction industry. He received a bachelor’s degree and a master’s degree from the University of Pittsburgh. He joined CRS (Earth Sciences’ remediation group) in 1984 and began his career in the environmental remediation business. He joined Crouse & Company in 1994. He has conducted and managed construction and remediation projects ranging from underground tank removals to multi-million dollar environmental cleanup and site restoration projects. He has built LFG collection systems, constructed municipal waste landfills, and is active in residential and multi-million dollar commercial building construction. Mr. Crouse is president of Crouse and Company Construction, LLC and is currently managing the design and construction of a high-BTU methane recovery project in the state of Louisiana.

Jake Crouse
A. Jacob Crouse, Vice President - Operations. Mr. Crouse has more than 15 years of experience in consulting, construction management and administration. He received a bachelor’s degree from Allegheny College. Mr. Crouse began his career at Crouse in the environmental remediation and construction division. He assisted in the design and construction of Keystone’s first three high-BTU methan recovery projects in western Pennsylvania. For the past three years, he has been responsible for operating those three plants. Mr. Crouse is leading the Keystone effort in completing design, construction, and commissioning of a high-BTU methane recovery plant for another landfill owner in western Pennsylvania.

Dan Crouse
Daniel W. Crouse, P.E., Vice President - Strategic Planning. Mr. Crouse is a Registered Professional Engineer and has more than 15 years of experience in the engineering, consulting, and private equity investing industries. He holds a bachelor's degree from Carnegie Mellon University, a master's degree from the Massachusetts Institute of Technology, and an M.B.A. from Carnegie Mellon University. Prior to joining Keystone, Mr. Crouse spent two years as a Vice President at Grey Mountain Partners (Grey Mountain), a private equity firm, responsible for corporate and operations strategy and add-on acquisitions for several portfolio companies. He joined Grey Mountain after a year and a half as Vice President and General Manager of Environmental Stoneworks, the leading turnkey stone veneer manufacturer and installer. Prior to Environmental Stoneworks, Mr. Crouse spent three years working in strategy and marketing at Honeywell Aerospace in Phoenix and three years at McKinsey & Co. in Pittsburgh. Earlier in his career Mr. Crouse spent five years working in engineering and IT consulting. In addition to assisting with Keystone corporate management, Mr. Crouse will lead Keystone's efforts to diversify its focus in the reneweable energy space.

Joe Santangelo
Joseph Santangelo, P.G., Manager - Landfill Gas Production. Mr. Santangelo is a Registered Professional Geologist and has more than 17 years of experience in consulting, construction, and solid waste landfill management. He received a bachelor’s degree from The Pennsylvania State University. Mr. Santangelo began his career at Chambers Development Company in 1989 where he installed LFG extraction systems for several Pennsylvania landfills. In 1994 he was employed by Handex Environmental Services, Inc. where he managed remedial and construction projects and several LFG recovery projects for the former Browning Ferris Industries Gas Systems Group. He joined Crouse in 1999 and Keystone upon its formation in 2002. Mr. Santangelo managed the LFG field for the three plants Keystone operated, and is assisting in the design and construction of two high-BTU methane recovery plants which Keystone is building for other landfill owners.

Andy Zikeli
Andrew Zikeli, Project Manager. Mr. Zikeli has more than 19 years of experience in environmental investigation, remediation and compliance management. He received a bachelor's degree from Thiel College. Mr. Zikeli began his career at GeoRemediation, Inc. in 1990 where he was responsible for managing soil and groundwater investigations, remediation system design, installation and operations at industrial sites in southern California. In 1998 he was employed by Integrated Environmental Management, Inc. where he managed environmental compliance for private and government clients. He joined Crouse & Company in 2001 where he managed environmental compliance and remediation projects and joined United States Steel Corporation in 2005 where he was the lead environmental compliance auditor for their domestic and foreign facilities. Mr. Zikeli joined Keystone in April 2009 and is assisting in the design and construction of two high-BTU methane recovery projects.