Technical Advisors and Consultants


Byogy has put together an outstanding group of consultants and advisors to support the development of its advanced biofuels projects. These advisors, consultants and contractors include the following:

Texas A&M University (TAMU)
Selected faculty and students from TAMU’s Department of Chemical Engineering have and will continue to support Byogy with the latest techniques of energy / heat and mass integration developed by Dr. Mahmoud El-Halwagi a world recognized expert in process integration and systems optimization.

Dr. Ken Hall
Green Gasoline Process Expert
The principal inventor and patent holder of the Integrated Bio-Conversion process being licensed by Texas A&M University to Byogy. Dr. Hall will be a key technical advisor and consultant to Byogy in interfacing with all TAMU departments and helping coordinate all joint work activities.

Dr. Hall has been a professor in the Chemical Engineering Department, Texas A&M University since 1978, and since 2001 has served as the Jack E. and Frances Brown Chair of the Chemical Engineering Department at TAMU. He also serves as the Regents Professor for the Texas A&M University System, a position he has held since 1999. From 2002- 2006 he was the Department Head of Chemical Engineering Department and served as Associate Vice Chancellor and Associate Dean of Engineering and Deputy Director of the Texas Engineering Experiment Station (TEES) for TAMUS from 2002 to 2003. During various periods from 1979 to 2001, Dr. Hall was GPSA Professor, Chemical Engineering Department and Director – Thermodynamics Research Center. From 1994 to 1996 Dr. Hall was employed as Director of the Chemical and Transport Systems Division for the National Science Foundation. Prior to his assignment with the NSF, from 1989 to 1993 Ken served as Associate Vice Chancellor for Engineering and Deputy Director for both TEES and TAMUS. Dr. Hall is also a Registered Professional Engineer in the State of Texas.

Dr. M. El-Halwagi
Process Integration

Dr. Mahmoud El-Halwagi is a key faculty member since 2002 as the McFerrin Professor and Associate Head of the Department of Chemical Engineering at Texas A&M University. Dr. El-Halwagi is also a cofounder of Matrix Process Integration, L.C. and is currently a shareholder in and technical advisor to Byogy. Dr. El – Halwagi is currently leading the engineering team doing the initial process integration and systems optimization work for the Green Gasoline value added biorefining process. Dr. El-Halwagi is recognized internationally for his pioneering contributions in the field of process integration. In particular, Dr. El-Halwagi and his associates have introduced two distinct fields: mass integration and property integration. His main research interests involve process design, operation, integration, and systems optimization. He has served as a consultant to a wide variety of chemical, pulp and paper, petrochemical, petroleum, pharmaceutical and metal finishing industries.

Prior to joining the faculty at TAMU’s Chemical Engineering Department he served from 1993 to the present as Technical Director for Matrix Process Integration. From 1990 to 2002, Dr. El-Halwagi was a Professor of Chemical Engineering of Auburn University and served as a Research Assistant at University of California at Los Angeles from 1986 to 1990.

He is a recipient of several awards including the National Science Foundation’s Nation Young Investigator Award, the Mortar Board Favorite Educator Award, the Birdsong Merit Teaching Award, and the Fred H. Pumphrey Award. He has a BS and MS from Cairo University and a PhD from the University of California, Los Angeles, all in chemical engineering.

Dr. Gilbert F. Froment
Reaction Design Specialist
Dr. Gilbert F.Froment received his Ph.D. in Chemical Engineering from the University of Gent, Belgium in 1957. He did post doctoral work at the University of Darmstadt in Germany and the University of Wisconsin. In 1968 he became a full professor of Chemical Engineering in Gent. In the past he has supported the Chemical Engineering Department of Texas A & M University as a Research Professor.

Dr.Froment is a member of the Belgian Academy of Science, the Belgian Academy of Overseas Science, a Foreign Associate of the United States National Academy of Engineering and a member of the Texas Academy of Science, Engineering and Medicine. He is a Doctor Honoris Causa of the Technion, Haifa, Israel, of the Universidad Nacional de Salta in Argentina and of the University of Nancy, France. He has directed the work of 70 Ph.D.students and published some 350 scientific papers in international journals. He presented more than 350 seminars in Universities and at International Symposia all over the world. His book entitled Chemical Reactor Analysis and Design with K.B.Bischof  ubl.J.Wiley,N.Y., 2nd Ed.1990, presently in its 3rd Edn is used in graduate courses all over the world. 

He received the prestigious R.H.Wilhelm Award for Chemical Reaction Engineering from the American Institute of Chemical Engineers, AIChE, in 1978, the Villermaux Medal from the European Federation of Chemical Engineering in 1999 and the Amundson Award for Chemical Reaction Engineering in 2007. In his present position at Texas A & M University Dr .Froment was the advisor of 10 Ph.D students and 2 Post?Docs in Chemical Reaction Engineering aspects of Hydrocarbon Processing in the Petroleum and Petrochemical Industry.

He was a member of the Technological Board of Rhone?Poulenc (France), of the Scientific Board of the French Petroleum Institute and of the Scientific Board of the Institut Franais de Catalyse (Lyon). He has intensively consulted for the world’s major petroleum and (petro)chemical companies like Petrofina, Elf, Total, Amoco, BP of America, Exxon, Mobil, Conoco, Instituto Mexicano del Petroleo, Instituto Colombiano del Petroleo, Petroleos de Venezuela, Institut Franais du Ptrole, BASF, Rh�ne?Poulenc, ICI, DSM, du Pont, SYNOXY, SABIC (Ryiadh), for Control Data Corporation and Aspen Tech.


Thomas William Casey, Jr. 
Thomas W. Casey has over 50 years’ experience in power generation and aviation propulsion businesses, both commercial and military. Casey spent most of his career with General Electric, 1957 – 1992, in Engineering, Marketing and Strategic Planning positions, retiring as Vice-President and General Manager of GE’s Aircraft Engine and Aerospace Operations in Latin America based in Rio.

Mr. Casey participated in the privatization of Brazilian engine maintenance company CELMA, sold by the Brazilian Air Ministry to private investors.

After retiring from GE, Casey represented United Technologies Pratt and Whitney and International Aero Engines Divisions in Latin America, 1993 – 2008.

In 2009 and 2010, Casey performed several financial consulting assignments for ACA Associates, a New York City- based consulting firm focused on the global aviation sector.

Under a contract between the FAA and ACA, Casey was assigned to work with CAAFI – Commercial Aviation Alternate Fuels Initiative, an effort sponsored by the FAA, A4A, AIA and ACI whose mission is to enhance aviation’s energy security and environmental sustainability through use of alternative aviation biofuels.

In 2011 Casey became an Advisor to Metron Aviation, an AIRBUS Subsidiary Company, focused at assessing and developing the market for Metron Aviation ATM products, Environment and Energy computer modeling services in Brazil.

Also in 2011, Casey became an Advisor to Byogy Renewables, working with Byogy CEO Kevin Weiss, and as an industry advisor to the Byogy Board of Directors, to introduce Byogy’s Alcohol-to-Jet aviation biofuel in Brazil.

In addition to his base in Rio de Janeiro, Casey maintains an office in Miami, FL. Mr. Casey is fluent in Spanish, Portuguese, Italian in addition to his native English. Casey is a Graduate of Rensselaer Polytechnic Institute, Troy, New York, holding a BEE Degree.