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Biographies

We've provided profiles of the following executives at Scotia Group:

BSc, Mineral Engineering, University of Alabama

2007 - The Scotia Group, Houston, Texas – Vice President. Responsible for reservoir engineering, asset development, and reserves estimation and compliance work including SPE/WPC/AAPG/SPEE 3P reserves and Contingent Resource reports and training along with engineering contributions to integrated study teams.

2006 - 2007 El Paso Exploration & Production, Houston, Texas - Reserve Compliance/Process Engineer & Sr. Reservoir Engineer for Gulf of Mexico & S. Louisiana.
Responsible for reserves associated with extensive asset base in the Gulf of Mexico and South Louisiana. Work included reserves analysis of properties with the Landmark Aries reserve analysis and data base program. Developed in-house presentation and made recommendations to improve the proved reserve evaluation process complicated by reserve write downs in the early 2000 period. Introduced the SPE/WPC/AAPG/SPEE Probable and Possible Reserves and Contingent Resource system to El Paso.

H. David Crossley, Jr.

2004 - 2006 Murphy Oil – Manager – Corporate Reserves
Responsible for total world-wide reserves and resources for Murphy Oil. Developed internal reserve and resource guidelines approved by two external audit firms and currently still in use. Developed new analysis techniques and presentation graphics used for Murphy Board of Directors Meeting presentations, which remains the basic board meeting format for reserves. Initiated a full worldwide SPE/WPC/AAPG/SPEE 3P and Contingent Resource analysis, assisted by industry consulting firms, to a complete worldwide Murphy reserve and resource inventory in 2006. Coordinated the initial SEC proved reserve analysis for Murphy Malaysia assets including one of the largest new field developments worldwide in recent years.

2002 – 2004 C-T Oil and Gas Consultants, Inc. – President, Co-owner
Reserve evaluation and training emphasis. Presented primarily proved reserve training courses as sub-contractor for various firms in Texas including The Scotia Group. Performed reserve and resource analysis for various companies including Murphy Oil, Diasu Oil & Gas, and Meridian.

1973 – 2002 Texaco, Inc. - Production & Reservoir Engineer, Development Drilling & Sales/Purchase Engineer, Assistant District Engineer, Division Reserves Engineer, Manager – Reservoir Engineering-Texaco UK, Worldwide Asset Engineering Auditor
Experience with practically every area of reservoir engineering. Development & Exploration drilling, Nitrogen attic oil recovery, water flood projects, unitization, CO2 pilot enhanced oil recovery, Nitrogen enhanced oil recovery, early horizontal down the salt dome drilling, effects of formation damage on recovery, determining the sealing nature of faults via fluid and pressure analysis for pricing levels, reserve analysis relating to lawsuits, offshore drilling challenges that affect ultimate recovery of reserves, joint interest reserve perspective, IRS reserve presentations, and bank presentations for loan purposes were among the many areas of experience related to reservoir engineering.

Professional Affiliations
Society of Petroleum Engineers (SPE)
Tau Beta Pi Engineering Honor Society

Publications
"Current Economic Conditions" by H. David Crossley. Chapter 4 in the Society of Petroleum Engineers 2001 volume "Guidelines for the Evaluation of Petroleum Reserves and Resources".
© 2002. The Scotia Group, Inc. All rights reserved.