Gregory A. Ernster, P.E.


Senior Petroleum Engineering Associate

 

 

Education

B. S., Chemical and Petroleum Refining Engineering,
Colorado School of Mines, 1981 (Minor in Environmental Science).

Professional Profile

In excess of 21 years petroleum engineering experience

Project management of multi-disciplinary reservoir studies

Extensive experience in all aspects of oil and gas field evaluation and development planning

Work Experience

MHA PETROLEUM CONSULTANTS, INC.,
Lakewood, Colorado: (2004 to Present) Associate Petroleum Engineer

AVALANCHE OIL & GAS CONSULTING, INC.,
Colorado Springs, Colorado: (2000 to Present)
Independent consultant specializing in reservoir engineering, oil and gas evaluation and field development planning

SANTOS LTD,
Adelaide, Australia: (2001 – 2003) Exploitation Manager
Actively managed multi-discipline group of eight engineers, geoscientists and support staff responsible for company’s Joint Venture interest in eight offshore producing properties in the Carnarvon Basin of Australia’s Northwest Shelf. Properties included a wide variety of innovative development concepts including FPSO’s, Mobile Offshore Production Units, extended reach horizontal wells, subsea gas field, retrograde condensate gas recycle project, satellite monopods, an onshore waterflood with 425 beam pumping units and nearfield exploration drilling for tieback developments.

Responsibilities included: Capital project review and approval; directed multi-discipline integrated reservoir studies including both geologic modeling (Petrel) and dynamic reservoir simulations (Eclipse); economic evaluations under various taxation schemes; preparation and tracking of Business Unit budgets (12 mmboe production; $65MM capital and $90MM operating cost) ; development and control of $1.5MM staff budgets; preparation of Business Unit annual reserve assessment (130 mmboe) and reporting; portfolio analysis; Operating Committee Representative for six different Joint Ventures; risk assessment, evaluation and operational support of nearfield exploration opportunities; evaluation of new venture and acquisition opportunity; field development planning; government liason; production and geologic database management; and participation in gas marketing initiatives.

ARCO INTERNATIONAL OIL AND GAS COMPANY,
Plano, TX: (1998 – 2000) Engineering Manager
Active hands-on management of 18 multi-discipline team members responsible for the development of a large Algerian miscible gas injection redevelopment project. Responsibilities include: planning and implementation of the geologic, drilling, reservoir and production aspects of a $1.5B project; identify rate enhancing opportunities including workovers, capital drilling, gas shutoffs, and facility modifications; manage relations with national oil company partner; plan, justify and implement reservoir surveillance program including static and transient pressure surveys, interference tests, and gas injection tracers; prepare and monitor annual staff budget ($3MM), technical service budget ($1.5MM) and production budget; prepare annual Plan of Development, Performance Contract and SEC reserve estimates; perform economic project evaluations using complex contract terms; motivate staff and maintain morale through one company reorganization and one corporate merger.

VASTAR RESOURCES INC. (82% OWNED BY ARCO),
Houston, Texas: (1994 – 1997) Principal Reservoir Engineer
Responsible engineer for six EGOM fields (3 oil and 3 gas) located in the Ship Shoal and South Timbalier area. Duties include: monitoring flowing and gaslift well performance, recommending capital and expense work to maximize field value, perform reservoir studies, prepare and implement development plans for exploration discoveries, prepare budgets and annual reserve estimates.

ARCO OIL AND GAS COMPANY,
Houston, Texas: (1990 – 1993) District Reservoir Engineer
Supervise group of reservoir engineers performing short to long term reservoir studies including detailed field wide log analysis and reservoir simulations. Also supervised engineers responsible for District-wide reserve reporting, capital tracking and production databases. District contact for designing and debugging in-house developed, PC-based Production And Reservoir Information System (APARIS). Implemented District Top Gun program to identify experts in specific fields of study. Participant in Reserve Reporting/LRP Redesign and Implementation Task Forces.

ARCO RESEARCH AND TECHNICAL SERVICES,
Plano, Texas: (1987 – 1989) Senior Reservoir Engineer
Perform long term reservoir studies for operating companies including 3D full field simulation of Middle East steeply dipping fractured carbonate, retrograde gas condensate reservoir with high pressure gas recycle; and Indonesian butane-based miscible gas EOR flood. Performed Peng-Robinson EOS phase behavior modeling. Instructor for material balance and reservoir description sections of in-house training course. Wrote and presented SPE paper at national convention covering the Middle East reservoir simulation study.

ARCO DUBAI INC.,
Dubai United Arab Emirates: (1984 – 1987) Reservoir Engineer
Sole reservoir engineer responsible for monitoring performance of 1 TCF retrograde condensate gas reservoir from the initial drilling of 13 development wells through first two years of performance.

ARCO INTERNATIONAL OIL AND GAS COMPANY,
Los Angeles, California: (1982 – 1984) Reservoir Engineer
Review overseas subsidiary AFC proposals and make recommendations to management.

ARCO OIL AND GAS COMPANY,
Houston, Texas: (1981 – 1982) Engineer Development Program
Participant in EDP program to train new engineers.

Professional Memberships

Registered Professional Engineer

Publications

“A Reservoir Engineering Study of the Margham Field, Dubai, U. A. E.” G. A. Erneter, J. D. Bolling, C. R. Goecke, and R. A. Seader. SPE Paper 18307-MS presented at the SPE Annual Technical Conference and Exhibition, Houston, Texas, October 2-5, 1998.