Board of Directors

PTTC's National Board of Directors, whose seven members represent diverse segments of the U.S. oil and gas producing industry, provides strategic guidance for the organization.

Click on name of Board member to view biographical sketch and photo

Board

Name

Company/Location

Chairman

J.C. "Chris" Hall

Drilling & Production Company, California

Vice Chairman

Barry (Nick) Tew

Alabama State Geologist & O&G Supervisor, Alabama

 

Don Clarke

Geological Consultant

 

Doug Jordan, geol.

Chesapeake

 

Darien O'Brien, egn.

Enerplus Resources (USA)

 

Dianna Shelander

Schlumberger

 

Bill Zagorski, geol.

Range Resources Corporation

Board of Directors Biographies

DONALD D. CLARKE is a Geological Consultant for Tidelands Oil Production Company, Signal Hill Petroleum, Vintage, and Terralog. He currently is also a Petroleum Geology instructor at the University of Southern California. Mr. Clarke has earned a B.S. in Geology from California State University, and graduate work at CSUN, CSU Long Beach and CSU Los Angeles. He has been at active member of AAPG since 1986. Mr. Clarke has over 60 published papers and abstracts, as well as three geological guidebooks.


J.C. (CHRIS) HALL, PTTC's new Board Chairman, is President of Drilling & Production Co., located in Torrance California.  He is a third generation oil producer, with production primarily in the Kern County area.  Chris has over 32 years oil field experience, from working as a roustabout in the field to running an independent oil production company.  He has also done considerable work for landowners on commercial and residential development projects in oil fields.  He graduated from Brown University in Providence, Rhode Island, with a BS in Mechanical Engineering.  Mr. Hall then served ten years as a nuclear and submarine qualified commissioned officer in the United States Navy; his last duty assignment was as Lieutenant Commander, Engineering Department Head of New Construction for the submarine USS Jacksonville (SSN699).  Mr. Hall came to his current job in 1982.  He has been extremely active in oil and gas industry issues through his involvement in numerous trade associations.  He has served as President of the California Independent Petroleum Association (CIPA); the Management and Executive Committees of Independent Petroleum Association of America (IPAA); the Administrative and Executive Committee Chairman of Conservation Committee of California Oil Producers (CCCOP), and past President of the national Petroleum Technology Transfer Council, an organization of which he is a founding member.  He is also very active in numerous volunteer activities.


DOUG W. JORDAN is a senior geologist in Chesapeake Energy Corporation's Unconventional Resources group a leading-edge technical team focused on high impact resources plays. During a 30 year career since receiving his BS and MS Degrees in Geology from the University of Cincinnati, Mr. Jordan has held a variety of senior-level technical and managerial positions with major and independent petroleum companies, and service organizations.  Mr. Jordan has co-authored nearly 50 papers, abstracts and field courses, and completed projects in New Zealand, China, Gabon, Equatorial Guinea, Algeria, Egypt, Yemen, Romania, CIS, Ecuador, Colombia, Venezuela, Brazil, North Sea, as well as various United States projects in California, Arkansas, Kentucky, Oklahoma, Kansas, Gulf of Mexico, Texas and Louisiana. These wide-ranging experiences have added to his in-depth understanding of numerous technical issues in petroleum reservoirs and geologic provinces, and afforded the opportunity to interact with a diverse group of technical professionals worldwide.  Mr. Jordan is a Certified Petroleum Geologist (Certificate Number #4244) of AAPG, a member of the Society for Sedimentary Geology (SEPM), the Oklahoma City Geological Society, the Dallas Geological Society, and the European Association of Geoscientists and Engineers.


DARIEN G. O’BRIEN, P.E., is Director of Engineering for Solutions Engineering, a company he founded in 1992 for technology development. Mr. O'Brien's technical expertise is in reservoir engineering, workover and drilling recommendations, reserves and economic evaluations, reservoir modeling, environmental issues and technology development.  Before forming Solutions Engineering in 1992, Mr. O'Brien worked for Sohio Petroleum Company and BP Exploration (Alaska) in Anchorage in both reservoir engineering and production engineering capacities.  Mr. O'Brien has worked for Marathon Oil Company, Chevron (USA) Inc., Alaska Pacific University, Sandia National Laboratories, Western Gas Resources, Inc., Forest Oil Corporation and Enerplus Resources (USA) in reservoir, production, drilling and environmental engineering positions. Mr. O'Brien earned a B.S. in Petroleum Engineering from the Colorado School of Mines and an MBA from the University of Alaska. He has been an active SPE member throughout his career, serving as Continuing Education Chairman for the Denver Section since 2004, a SPE Distinguished Lecturer in 2000-2001, received SPE's Regional Service Award in 2008 and recently appointed to SPE's International Continuing Education Committee. He is also a member of the Society of Petroleum Evaluation Engineers and the National Society of Professional Engineers. Mr. O'Brien is a registered Professional Engineer in Colorado, Wyoming and California.


DIANNA SHELANDER is a geophysicist with expertise in seismic interpretation, providing her with a broad range of experiences over diverse geologic regimes, both domestic and internationally.  These include exploration and development projects across much of the US, from Gulf of Mexico to Alaska, and Colorado to California.  Her international experience includes offshore Brazil, Mexico, Trinidad, Nova Scotia, North Sea, and Myanmar. Ms. Shelander has a B.S. in Physics with a Geophysics Option from Georgia Tech, and a M.S. in Exploration Geophysics from Stanford University. She has worked in the oil industry since 1977, with Schlumberger, Amoco, and Unocal. In recent years, Ms. Shelander has gained expertise in seismic inversion analyses and their applications in her work with the Schlumberger Reservoir Seismic Services (RSS) group. Ms. Shelander’s proficiency is in identifying gas hydrates and working with the Gas Hydrates Joint Industry Project (JIP). She plays a dual role as both respected participating scientist and contractor, providing interpretation of the seismic inversion data. 


DR. BERRY H. (NICK) TEW, PTTC’s new Board Vice Chairman, is Alabama's State Geologist and Oil and Gas Supervisor and Director of the Geological Survey of Alabama (GSA) and the State Oil and Gas Board of Alabama (OGB). Dr. Tew, who has earned B.A., B.S., M.S., and Ph.D. degrees, also holds an appointment as an Adjunct Professor of Geological Sciences at the University of Alabama. He joined the staff of GSA and OGB in 1984 and, in 1993, established the agencies' GIS/Remote Sensing Program. GSA and OGB were among the first agencies in Alabama to integrate digital geospatial data and technologies into their business practices. In addition, he has conducted extensive geological research in the eastern Gulf Coastal Plain area. Dr. Tew serves as Alabama’s official representative to the Interstate Oil & Gas Compact Commission, in several other roles associated with his professional responsibilities and actively participates in AAPG.


WILLIAM (BILL) ZAGORSKI, Vice President of Geology in Range Resources’ Appalachian Business Unit, joined Range in 1993 as a Senior Geologist.  Previously, the Company was known as Lomak Petroleum, and until recently, its Appalachian joint venture operated under the name of Great Lakes Energy Partners, L.L.C. Zagorski was promoted to his current position in March 2001. He manages the geoscience functions for Range’s Devonian Shale play and oversees the geologic and mapping functions for the northern Appalachian Business Unit. He has over 27 years exploration experience in various tight sand, shale gas and coalbed methane plays in the Appalachian, Michigan, Illinois and Uintah Basins. He earned BS and MS degrees in geology from the University of Pittsburgh in 1980 and 1992, respectively.  Prior to joining Range, he served as Exploration Manager with Mark Resources Corporation (1982 - 1993) and Atlas Energy Group (1980 - 1982).