ERCO Management

Bill Olson – President

As a Geophysicist, Bill has been active in oil and gas E&P for thirty years. He has managed projects for Chevron and other international joint ventures involving modeling of unconventional reservoirs for large development programs. He earned his Masters Degree in Geophysical Engineering from Colorado School of Mines. He also holds degrees in Geology, Finance, M.B.A. and Law.

Grant Lowey – Bakken Shale Geologist

Mr. Lowey has over 20 years experience as a Petroleum Geologist. He has been associated with ERCO for three years, and has most recently been on a consulting assignment with The Kuwait Oil Company modeling fractured reservoirs. He began his career 20 years ago with Saskoil in the exploitation of Exxon/Mobil assets with horizontal drilling programs, and outpost exploitation. His areas of expertise include integration of reservoir models, 3D & 4D seismic attributes, structural, reservoir properties, and fracture modeling.

David H. Mangum – Chairman

David is a Petroleum Engineer, Geologist, and Financial Specialist with over 40 years petroleum industry experience with five Fortune 100 Companies (Tenneco, Mobil, Shell, Schlumberger, Xerox, and Coastal).  He obtained a Texas Professional Petroleum Engineering License  and he also obtained a National Association of Securities Dealers License.  David studied Geology at Mississippi State University, received a B.S. in Petroleum Engineering from The University of Texas, and he earned a Presidential M.B.A. from Pepperdine University.

Dr. Cesar Abeigne – Chief Geophysicist
Dr. Abeigne has served as Geophysicist/Geologist for Elf-Aquitaine, Shell and Total. Mr. Abeigne completed his PhD dissertation at Montpellier University, France followed by publication in 1999. He then joined Schlumberger and performed Seismic to Simulation 3D static modeling and advanced workflows design on Fracture Modeling in Petrel (Discrete Fracture Network Models) for operators world-wide. Mr. Abeigne is uniquely qualified to verify natural fracture mapping using state-of-the-art Petrel 3D Geocellular Reservoir interpretation and modeling techniques. He is a recognized expert in 3D seismic interpretation in SMT Kingdom and Petrel, Pre-stack/AVO & Post-stack Seismic attributes, Geo-body, well correlation, structural reservoir 3D Modeling, Facies modeling, Petrophysical analysis and Modeling with Interactive Petrophysics, volume calculation, Discrete Fracture Network (DFN) models with Petrel.

 Belkis Fernandez – Manager Reservoir Simulation
Belkis has major management and teaching expertise with Chevron, Shell, Exxon/Mobil, Petrobras, Ecopetro, Pemex, ENIL, ENCANA, NEXEN and Schlumberger. She is highly experienced in the application of reservoir and production simulation programs including Eclipse, Stars, VIP, PUMA, PIPESIM, Prosper, Cougar, FrontSim, ARIES, AVOCET, and Petrel RE. Belkis holds a Masters Degree in Mechanical Engineering and a Degree in Reservoir and Production Engineering from Venezuela Armed Forces University.

Edwin Tillman – Sr.Information systems Analyst
After serving in the US Army Airborne XVIII corp. as an electronics specialist for the PATRIOT Missile launching station, Edwin obtained his Engineering degree in both Computer and Electrical power from the University of Houston, along with a degree in Environmental Science from NHMCCD. Edwin has served as a technology specialist for over a decade, with many years as a consultant for the Information Systems of various companies in Houston TX, ranging from Network solution, programming, web design, server administration, including database systems. Mr. Tillman has knowledge of several computer languages, circuit analysis, and computer infrastructure, making him a solution for any technology issue at ERCO-Energy Resources.

Alexander X. Galloway – Information Technology Specialist  
With eleven years experience in website and network management. Alex is versatile in several programming languages, including  C++, Java, PHP, HTML, CSS, and in programs such as Photoshop, Dreamweaver, Fireworks, Flash, GIMP, Powerpoint, MS Access, and several 3D modeling and graphics applications.