Management Team

Board Members

Gary C. Evans, President, Chairman and Chief Executive Officer

Gary C. Evans is the Chairman and Chief Executive Officer and founder of GreenHunter. Mr. Evans is also a principal in Global Hunter Holdings, L.P., the parent of Global Hunter Securities, LLC., entities active in both direct capital investments and investment banking activities for numerous high growth Chinese based enterprises. 

During the prior twenty years until April 2005, Mr. Evans served as Chairman, President and Chief Executive Officer of Magnum Hunter Resources, Inc. (a New York Stock Exchange listed company) and Chairman and Chief Executive Officer of all of the Magnum Hunter subsidiaries since their formation or acquisition dating back to 1985. Mr. Evans founded the predecessor company, Hunter Resources, Inc., that was merged into and formed Magnum Hunter Resources, Inc. until its merger with Cimarex Energy, Inc. (NYSE: XEC) during 2005 in a $2.2 billion transaction. From 1978 to 1985, Mr. Evans was employed in the banking profession and was associated with the Mercantile Bank of Canada, where he held various positions including Vice President and Manager of the Energy Division of the Southwestern United States, and BancTexas, N.A. f/k/a National Bank of Commerce.

Mr. Evans currently serves as the Lead Director of Novavax, Inc., a NASDAQ listed pharmaceutical company.  Mr. Evans serves as an Individual Trustee of TEL Offshore Trust, a NASDAQ listed oil and gas trust. Mr. Evans was recognized by Ernst and Young as the Southwest Area 2004 Entrepreneur of the Year for the Energy Sector and was subsequently inducted into the World Hall of Fame for Ernst & Young Entrepreneurs.


Renato T. Bertani – Director

Renato T. Bertani has been a director of the company since September 24, 2007. Mr. Bertani took over in March of 2007 as President and CEO of Thompson & Knight Global Energy Services, LLC, a subsidiary of Thompson & Knight dedicated to render business development and portfolio management services to energy industry.

He previously served as President of Petrobras America, Inc., a subsidiary of the Brazilian state company based in Houston, where he was responsible for an investment plan and the construction a portfolio of exploration and production assets, as well as the company’s acquisition and planned expansion of a major refinery in Pasadena, Texas. Mr. Bertani dedicated over 30 years of professional and managerial services to Petrobras, having occupied several high level management positions, among them Director of International E&P activities and Managing Director of Petrobras UK.

He has over 30 years of international experience in exploration and production projects, acquisitions and divestments in several Latin American countries (particularly Brazil, Colombia, Bolivia, and Argentina), West Africa, UK, and the Gulf of Mexico.

Mr. Bertani is Vice President of the World Petroleum Council, responsible for the technical program for the next World Petroleum Congress that will take place in Madrid, in 2008, and President of the Brazil Texas Chamber of Commerce. He also serves in the advisory board of the Center for International Studies of the St. Thomas University. Mr. Bertani holds a PH. D. in Sedimentary Geology and Geochemistry from the University of Illinois.

Senator James R. Sasser – Director

Senator James R. Sasser has been a director of the company since February 21, 2008.  Senator Sasser has devoted more than a quarter century to public service.  He practiced law in Nashville, Tennessee until he was elected to the United States Senate in 1976.  He was a United States Senator from Tennessee for 18 years.  Senator Sasser served as Chairman of the Senate Budget Committee as well as Chairman of various subcommittees on the Appropriations Committee, the Banking Committee and the Governmental Affairs committee.

In 1995, Senator Sasser was appointed a Fellow at the Kennedy School at Harvard University.  While at Harvard, he was appointed Ambassador to the People’s Republic of China by President Bill Clinton and served in that capacity for almost four years.  He played a pivotal role in stabilizing Sino-US relations and traveled with President Jiang Zemin on his historic State visit to the United States in 1997.

Senator Sasser serves on the Board of Trustees of the National Geographic Society, on the Board of the Elliott School of International Relations at George Washington University and is a member of the Council on Foreign Relations.  He is presently a senior advisor to FedEx Corporation and senior counselor to APCO Worldwide in Washington, DC. He has served as a consultant to other US corporations doing business in China, including Ford Motor Company, the former Unocal Corporation, and Brown-Forman Corporation. 

Senator Sasser was educated at Vanderbilt University where he received a Bachelor of Arts degree in 1958 and a Doctor of Jurisprudence degree from Vanderbilt Law School in 1961.  In 1998, Senator Sasser was selected as a distinguished alumnus of Vanderbilt Law School.  He has also served in the US Marine Corps.

Ronald H. Walker – Director

Ronald H. Walker has been a director of the company since November 1, 2007. Prior to his retirement in 2001, Mr. Walker was a senior partner with Korn/Ferry International, the world’s largest executive search firm, for over 20 years. At Korn/Ferry, Mr. Walker’s client base included the Fortune 100 companies. Mr. Walker’s extensive record of government services includes Special Assistant to the President of the United States from 1969 to 1972 where he was the founder and first director of the White House Advance Office. In this position, he was responsible for planning and coordinating all Presidential travel both domestic and international. Those visits included all 50 states and 25 countries. He personally directed the preparations for the President’s historic trips to the People’s Republic of China and Russia.

President Nixon appointed Mr. Walker the 8th Director of the National Park Service in December 1972 where he served until 1975. In this position, he was charged with the preservation and care of the country’s 300 National Park System areas encompassing 300 million acres of land. He administered a budget of $350 million and managed 15,000 employees who served the 230 million people that visit America’s parklands annually.

Mr. Walker previously served as a consultant to the White House Personnel Office. He has also served as a senior advisor to four Presidents and on Special Diplomatic assignments abroad. In addition, he has served as a senior advisor to nine Republican Conventions, highlighted by his Chairmanship and position of CEO of the 1984 Republican National Convention held in Dallas, Texas. At the request of President Ronald Reagan, he also chaired the 50th Presidential Inauguration.

Mr. Walker has served on numerous Boards, both public and private, including being a public sector member of the United States Olympic Committee (USOC), the National Collegiate Athletic Association (NCAA), Kennedy Center, Vice Chair of the President’s Council on Physical Fitness and Sports, past chairman of the Freedom’s Foundation at Valley Forge, the National Park Foundation, Grand Teton National Park Foundation, Ford’s Theatre, and Vice Chairman of the Bicentennial of the U.S. Constitution. 

Mr. Walker is a distinguished graduate from the University of Arizona with a BA in Government and American History.  He also served in the US Army reaching the rank of captain. 

Robert Zahradnik – Director

Mr. Zahradnik has been a director of the company since December 13, 2007. Robert Zahradnik is the Operating Director of the Southern Ute Growth Fund. He has been employed by the Southern Ute Indian Tribe since 1988.  He wrote the business plan for and was the first employee of Red Willow Production Company.  He was President of Red Willow from 1992 until 2000.  Red Willow is the Tribe’s Exploration and Production Company.  During Mr. Zahradnik’s tenure Red Willow reserves increased from 0 to 500 billion cubic feet of gas.  Red Willow Currently produces approximately 160 million cubic feet (net) of gas per day.  As Operating Director, Mr. Zahradnik still functions as CEO of Red Willow. 

From 1989 through 2000 Mr. Zahradnik was also the Tribe’s Manager of Exploration and Production for the Tribe’s Department of Energy.  In that capacity he was heavily involved in all of the Tribe’s major energy transactions (totaling more than $1 Billion U. S.).  These transactions included energy acquisitions, capital expansion projects, large financial transactions, establishment of joint ventures, and large scale field operations.  These successful transactions resulted in the Tribe’s current $3.0 billion + investment portfolio, which led to the Tribes AAA credit rating from Fitch and Standard and Poor’s.  Mr. Zahradnik earned a bachelor’s degree in Mechanical Engineering from Penn State in 1977.

Pursuant to that certain Subscription Agreement dated December 10, 2007 by and between the Company and GF Private Equity Group, LLC, GF Private Equity Group has the right to nominate one member to the Company’s Board so long as GF Private Equity Group owns common stock that aggregates at least 5% of the outstanding common stock of the Company.  In the event that GF Private Equity Group ceases to own 5% of such common stock, GF Private Equity Group representative is to resign within five business days of such event.  Mr. Zahradnik has been named as GF Private Equity Group’s initial representative.

Executive Officers

Morgan F. Johnston, Senior Vice President, General Counsel and Secretary

Morgan F. Johnston has served as Senior Vice President, General Counsel and Secretary of the Company since March 1, 2007. 

From June of 2005 until March 1, 2007, Mr. Johnston was a sole practitioner representing clients in corporate and securities law.  He served as the Senior Vice President, General Counsel and Secretary of Magnum Hunter Resources, Inc., a NYSE listed company, from January 1, 2003 to June of 2005. He previously served as MHR’s Vice President and General Counsel since April 1997 and also served as MHR’s Secretary since May 1, 1996.

Mr. Johnston was in private practice as a sole practitioner from May 1, 1996 to April 1, 1997, specializing in corporate and securities law. From February 1994 to May 1996, Mr. Johnston served as general counsel for Millennia, Inc. and Digital Communications Technology Corporation, two American Stock Exchange listed companies. He also previously served as securities counsel for Motel 6 L.P., a New York Stock Exchange listed company. Mr. Johnston graduated cum laude from Texas Tech Law School in May 1986 and was also a member of the Texas Tech Law Review. He is licensed to practice law in the State of Texas.

David S. Krueger, Vice President and Chief Financial Officer

David S. Krueger has served as Vice President and Chief Financial Officer of the GreenHunter since May 2006. From June 2005 to May 2006, Mr. Krueger was Vice President and Chief Financial Officer for Sulphur River Exploration, Inc. in Dallas, Texas.

Mr. Krueger served as Vice President and Chief Accounting Officer of Magnum Hunter Resources, Inc. from January 1997 to June 2005. Mr. Krueger acted as Vice President-Finance of Cimarron Gas Holding Co., a gas processing and natural gas liquids marketing company in Tulsa, Oklahoma, from April 1992 until January 1997. Mr. Krueger served as Vice President/Controller of American Central Gas Companies, Inc., a gas gathering, processing and marketing company from May 1988 until April 1992. From 1974 to 1986, Mr. Krueger served in various managerial capacities for Southland Energy Corporation. Mr. Krueger, a certified public accountant, graduated from the University of Arkansas with a B.S degree in Business Administration and earned his M.B.A. from the University of Tulsa.

Bruce Baughman , Senior Vice President of Engineering & Technology -GreenHunter BioFuels

Bruce Baughman started his career in industrial plant operations, design and construction in 1980 as a Co-op engineer with A.E. Staley/Decatur, IL. Over the past 26 years he served in various plant and corporate capacities with ADM, Dupont/Solae (formerly Protein Technologies International), Kraft, Cargill, Abitec Corp and ITG before joining GreenHunter in 2007.

Mr. Baughman has demonstrated successful results in design, project management, construction management and design/build in the following manufacturing sectors and unit operations:

  • Renewable Fuels Production – Bio-diesel trans-esterification (methyl esters from various feed stocks) and Ethanol from Corn fermentation.
  • Oil Seed Processing – Extraction, Refining and Specialty Food Ingredients and Chemical Processing.
  • Food Manufacturing – Sugar, Cheese, Pasta, Edible Oils/Lecithin, Bread/Bagels, Beer, Snack Bars, Mayonaise, Salsa, Ketchup, Juice and others
  • Nutri-Cuetical Manufacturing – Cholesterol inhibiting sterols – via transesterification of methyl ester bi-products of vitamin E manufacturing.
  • Combined-cycle Cogeneration – From coal and natural gas fired unit operations – coal and gas boilers, extracting and condensing turbines, and related accessories/support systems.
  • Water Treatment – Process makeup, boiler makeup, potable supply, well water systems – Zeolite softening, cold/hot lime softening, MM-filtration, RO, UF, Clarfiers, Demineralization.
  • Wastewater Treatment – Pre-treatment for discharge to POTW’s and/or direct discharge to waters of a state via NPDES permits. DAF, SAF, MM-filtration, UF, RO, Anaerobic Digestion, Sequential Batch Reactors/Aerobic Digestion.
  • Grain Handling – Receiving, storage, drying, dust control/aspiration.
  • Distillation – Hexane, Heptane, Ethanol, Methanol – single effect, multiple effect and mechanical recompression evaporation systems, vacuum systems, deodorization/fractionation, multi-stage columns and their controls and accessories.
  • Cooling Systems – Cooling tower and condensing/heat exchange systems using cooling water, chilled water, ammonia systems and other refrigerant-based systems – up to 8500 tons of refrigeration and up to 30,000 gpm circulation.
  • Regulatory Compliance – Air emissions permits, water discharge permits, solid waste disposal permits, asbestos abatement, lead paint abatement, UST remediation, site remediation – NPDES permits, OSHA PSM, ADA, NFPA (various), Building Codes (various), NEC, ANSI B31.1 and other various, ASTM Section 8 Pressure Vessel Code and Section 9 Welding Standards, ASTM D-6751(Bio-Diesel), ASTM D-4806-06A (De-natured Fuel Ethanol from CornFermentation).

Stephen A. Wiley, President - GreenHunter BioPower

Stephen A. Wiley has served as Senior Vice President of Power for GreenHunter since August 2007.

Mr. Wiley, age 46, was previously with Gamesa Energy USA, responsible for development of wind energy projects in the United States (Texas, Oklahoma, Colorado, Arizona, New Mexico and Kansas) for this world-wide wind turbine manufacturer and developer.  The US office of Gamesa Energy has successfully developed three projects in Texas over the 2007/2008 time frame which represent approximately 400 MW of wind energy capacity.

Mr. Wiley has been in the power generation business all of his adult career having been previously employed with Reliant Energy, Dynegy and he also worked with Calpine and El Paso Corporation.  He was responsible for project financing in power generation in the US, Europe, Latin America and Australia.  He was also previously involved in a number of power generation projects throughout the U.S., as well as Brazil, Chile and Colombia. 

Mr. Wiley holds a Masters of Business Administration (Finance) from the University of North Texas and a Bachelor of Science degree in Petroleum Engineering from the University of Texas in Austin.