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Weversbaan 1-3
2352 BZ Leiderdorp
The Netherlands
P +31 71 581 3505
F +31 71 301 0802
info@panterra.nl

Albert Hebing

Albert Hebing is the manager of the rock and fluids labs at PanTerra Geoconsultants in the Netherlands. He holds a BSc in Petroleum Engineering from the Heriot-Watt University and has 20 years experience in core analysis. Prior to taking up his managerial position, Albert introduced new guidelines and procedures in core analysis and set up core analysis labs. Even now he is still involved in numerous projects around the world, designing and supervising core analysis projects and carrying out quality control. His hands-on technical experience in laboratory measurements enables him to screen laboratory data and give practical advice on how to maximize value from core data. Albert is a member of the Society of Petroleum Engineers (SPE), Society of Core Analyst (SCA), German Society for Petroleum and Coal Science and Technology (DGMK), Dutch Petrophysical Society and The Society of Petrophysicists and Well Log Analysts (SPWLA).

Lucian Pirlea

Lucian holds an BSc in petroleum engineering and has been employed in the oil and gas industry for over 18 years. He commenced by being trained as a junior reservoir engineer. Between 1996 and 2000, he was involved in the downstream oil and gas sector as a pipeline construction project manager, successfully undertaking projects worth several US$ million. He also managed international co-operation and procurement activities as head of department. Since 2001, he has actively carried out PVT analysis, from the position of lab analyst to supervisor. He worked in various locations across the world, helping setting up new labs, implementing company’s quality policy at the subsidiaries and reducing the backlogs. Since October 2006, he is the PVT supervisor with PanTerra Geoconsultants BV, in charge of setting up and running the new PVT laboratory.

Evert van de Graaff

Evert van de Graaff was awarded his Ph.D. in sedimentary geology by Leiden University in 1971. He worked as a field geologist on sedimentary basin studies in Australia till 1978. After joining Shell in 1978 he held operational assignments as reservoir geologist / production geologist / petroleum engineering team leader with Brunei Shell Petroleum, Shell Expro and the NAM (Shell's Dutch operating company). Whilst based in Shell's headquarters in The Hague he worked on a wide range of reservoir characterisation / modelling projects covering both clastic and carbonate reservoirs in many parts of the world (North Sea, South America, Africa, Middle East, Far East, Australasia). Following a 5-year stint as senior lecturer in Geosciences at Shell's EP training department he was senior technical advisor /team leader for static reservoir modelling technology. In this capacity he also carried out numerous QC reviews on the subsurface aspects (including reserves estimates) of field development plans and A & D opportunities. After retiring from Shell in 2003 he started his own consultancy in parallel with working part-time for a service company that specializes in core evaluations.

Bert Dijksman

Bert holds a PhD in Geoscinces from the Utrecht University and  is an all round and technically hands-on explorationist (geologist/geophysicist) with some 30 years experience in the international energy industry. He has been involved in many integrated studies, from exploration to field development and managed several Environmental Impact Assessments (UK and Suriname).

Nout den Boer

Nout obtained his MSc in Geology, Petrology and Economic Geology from the University of Leiden. He is an all round development / production geologist with more than 25 years experience in the international energy industry. He is specialized in integrated reservoir modeling (Petrel suite), field development planning, reservoir uncertainty management and unitization projects.

Fred Gräper

Fred holds and MSc in petroleum engineer from the Delft Technical University. He joined Shell in 1978 and worked in various functions in the petrophysical department. Thereafter, Fred worked for Maersk untill 2005 as a petrophysical consultant in Denmark. He is a team oriented petroleum engineer / geoscientist with well developed skills and experience in both team leadership and teamwork, used to work in culturally diverse multi disciplinary teams. Throughout the career excellent communication, interpersonal and networking skills combined with a pragmatic and sound analytical technical background has been demonstrated. The technical background ranges from: petrophysics with special emphasis on field operations, staff training and the interface with geophysics, general petroleum engineering, including economics and field development.

Henk Duyverman

Henk is a mining/HC exploration specialist with more than 30 years experience in mining, oil/gas exploration and exploration teaching. He worked as mining engineer/geologist in Africa and Saudi Arabia, performed his PhD on Saudi Arabian tectonics and sediments; worked as chief geologist for the Dutch RGD (State Survey, later TNO) , therafter 15 years as exploration manager and business development manager with Statoil, with offices in Holland, London, Norway, Namibia, Thailand and Australia. Retired in 2000, worked as independent consultant thereafter (Terra Incognita), as advisor for Norwegian entry, farmins-outs, Shell/EDS/Panterra exploration courses and fieldwork worldwide. Recently working on Dutch CBM/shale gas exploration.  Special skills in linking exploration and fieldwork, sedimentology, structural geology and teaching.

Piet Gerritsma

Piet Gerritsma graduated in physics at the University of Groningen. He joined Shell in 1969 as a research geophysicist in Rijswijk (The Netherlands) and Houston (USA). He was actively involved in the development of programs for statics, velocity analysis, synthetic seismograms and raytracing, deconvolution, multi-component seismic, shear waves and anisotropy, AVO and migration. He acquired operational experience as processing and special studies geophysicist in Brunei and in Canada. He was Shell's representative in international research consortia: SEP (Stanford), DELPHI (Delft University of Technology) and IFP (Institut Francais du Petrole); he also served as associate editor of Geophysical Prospecting on Migration, Modelling and Inversion. During his Shell career he has always lectured at both basic as well as advanced level covering a broad range of topics. He left Shell in 1999 after 30 years of service. Since that time he is a lecturer at CTG (Center for Technical Geoscience) at the Delft University of Technology. He teaches regularly courses for national and international oil companies and service companies both as an independent teacher as well as on behalf of geoscience training alliances.


Mia Van Steenwinkel

Mia Van Steenwinkel obtained her Ph.D. in geology at the University of Leuven (Belgium). She started working in Shell in 1989 as a carbonate research geologist. From 1992 to 2008 she worked for Shell’s operational unit Petroleum Development Oman (PDO), in both exploration and production environments. In exploration she dealt with regional play analysis to detailed prospect evaluation and maturation, of both carbonate and siliciclastic plays. As a Snr Production Geologist, she was responsible for static modelling and field development planning of numerous oil and gas fields, including Enhanced Oil Recovery projects. As a Carbonate reservoir characterization expert, she was responsible for coordination of studies and service providers, company-wide carbonate reservoir support and advice, field reviews, training and coaching. In the role of PDO’s Work Place Learning facilitator, she designed and facilitated technical and leadership workshops, training seminars (using Accelerated Learning principles), opportunity framing workshops, and new-graduates programmes for PDO and Shell. She has 20+ years experience in guiding geological field trips and outcrop analogues training for a large variety of hydrocarbon plays and reservoirs of various geological ages in Oman and Europe. She is currently working as an independent geological consultant.

Bert Dijkhuis

Bert Dijkhuis graduated as mining engineer at the Delft Technical University. He worked initially for Esso as process engineer at the refinery in Rotterdam. Thereafter he joined Shell as well-site petroleum engineer and as, operations /production engineer in Nigeria, the Netherlands and Trinidad. Thereafter he held many different positions Nigeria, the Netherland, Venezuela and Brunei, concluding his Shell carrer as Engineering manager in 1991.Since end 1992 he has been part-time associated professor at the Petroleum engineering department of the Technical University Delft; in that time he has also performed consulting jobs in Sarawak, for Siberia, Lithuania and Tadjikistan. In addition he is active as workgroup convenor in the International Standards Organisation (ISO).

Joseph van Oudenhoven

Joseph van Oudenhoven graduated as Civil Engineer at the Technical University of Delft. After a first job with the United Nations he returned to university and obtained degrees in environmental sciences at IHE, Delft, and at Harvard University. He joined Shell in 1973 and advised Shell companies worldwide about environmental affairs, especially related to water, soil and oil spills. Later he became the environmental coordinator for refineries. He was guest lecturer at IHE and participated in many activities within CONCAWE (environmental organisation European oil industry). Whilst working for Shell in Gabon, he founded the 'Environmental Forum of the Oil industry in Gabon. He ended his career with Shell in 1998 as head of 'Waste Management Services and Treatment Technologies'. Since 1999 he is an independent Environmental Adviser.

Peter Betts

Peter Betts graduated in Petroleum Engineering from The Royal School of Mines, Imperial College London in 1975 and joined Shell as a Petroleum Engineer in the same year. Peter had a variety of assignments in Malaysia, Oman, the United Kingdom, Denmark and the Netherlands, working as well-site engineer, petrophysicist and area team leader. In the Netherlands, he headed the petrophysics technology development group, and spent two years as senior petrophysics trainer before moving to the integrated studies group, where he served a joint role as project manager for contract field studies and petrophysics consultant. Peter left Shell in 1999 and joined Logica, a major IT systems integrator, where he worked as an account manager and IT business consultant. In 2003 he returned to his EP roots, working as an independent petrophysical consultant.

Paul de Beukelaar

Paul de Beukelaar has more then 20 years experience with seismic data processing and interpretation of reservoir oriented applications. His expertise straddles data acquisition, processing, and interpretation software support in a commercial environment as well as research geophysics during a 6 year tenure at the French Petroleum Institute. Paul specialized in quantitative geophysics (e.g.: stratigraphic inversion, AVO, etc), but is also interested in shallow electric, GPR and gravity surveys. As senior principal geophysicist he has bridged the gaps between disciplines within asset teams (e.g. in Europe, Africa, Australia and the Middle + Far East). Paul continues to work as a consulting scientist.

Rik Drenth

Rik Drenth graduated in theoretical and technical physics from Groningen University. His major discipline is theoretical optics. He specialised in reservoir engineering. He was employed by Shell in various reservoir engineering departments, research and technical services in Rijswijk, Assen, Stavanger, London, Nigeria and Aberdeen. At present, Rik works as senior advisor reservoir engineering for Petroventures International Ltd.

Manfred Eigner

Manfred Eigner Graduated in Geology at Leiden University –The Netherlands. He joined Shell International Exploration and Production Company in 1961 and started his career as a chemical researcher. Meanwhile completed his study on Physics and Chemistry thereby developing into an experienced researcher and project leader. He spent a great deal of his assignments in overseas areas such as the UK and Nigeria gaining a wide operational experience in drilling and production operations. As part of his liaison activities between Shell Research and field operations he has spent a considerable time in travelling various operating units that brought him to Brunei, Sarawak, Syria, Qatar, Kuwait, Nigeria, Angola, Thailand and China. In December 2001 he started his independent consultancy on business services related to the Oil & Gas Industry. As a result of working and living in different parts of the world he enjoys the challenges of diverse cultural environments.

John Keasberry

John Keasberry graduated in Geology and Geophysics at the University of Leiden. Joined United Nations in Ethiopia in 1975, carrying out geophysical surveys for oil, gas, groundwater and minerals. He moved to Placid Oil in 1979 as seismic interpreter and McKinlay Smith in 1981 as a geoscientist. In 1983 he founded his first consultancy in London carrying out interpretation and evaluation projects in the UK, Netherlands and Norway. In 1985 he joined Nedlloyd Energy as exploration manager, responsible for Nedlloyd?s portfolio in the Netherlands, UK, Egypt, Ecuador and Indonesia. When Nedlloyd was sold to DSM in 1992 he became an independent consultant again. From 1997 to 2005 he was employed by Shell?s Learning Centre as a Course Director and lecturer. Today his 30 year worldwide experience in a broad field of geoscience aspects is put to use in his consulting partnership with his wife.

Jaap Mondt

Jaap Mondt obtained his bachelors in Geology at the State University of Leiden after which he went to Utrecht to study Theoretical Geophysics. His PhD dealt with the determination of the Core-Mantle transition analysing P and S waves diffracted around the liquid outer core. Subsequently he joined Shell Rijswijk in 1977 to do research in Quantitative Interpretation based on seismic, petrophysical and geological data. After a posting in Londen where he worked on the interpretation of data of the North Sea Central Graben, he returned to Rijswijk to head a Quantitative Interpretation Team, developing 3D Interpretation Workstation methods. This was followed by an assignment to supervise Contractor Seismic Processing: software as well as actual projects. The next job was Course Director Geophysics in the Shell Learning Centre. At the same time he was for 5 years part-time Professor in Applied Geophysics at the University Utrecht in The Netherlands. After 4 years he went back to Rijswijk to work on applying Potential Field methods (Gravity, Magnetics and Electromagnetics). Finally, until his retirement he worked in Research on Electromagnetic methods (Controlled Source EM and Magneto-Tellurics).

Dick Nieuwland

Dick Nieuwland graduated in geology at Leiden University and did a PhD at the Research School of Earth Sciences at the Australian National University in Canberra. He joined Shell in 1979 and worked as research geologist in structural geology in the Shell research lab in Rijswijk, The Netherlands. He then worked for Shell as production geologist in Thailand and as chief geologist in Turkey, thereafter resuming his carrier as senior research geologist at Shell Research. In this position he was responsible for technical advice in exploration and production; he developed and gave in-house workshops and seminars for Shell and for a number of State Oil Companies. Dick joined the Vrije Universiteit Amsterdam in 1999 where he is in charge of the sandbox modelling. In 1999 he founded NewTec, a consultancy company though which he continues to be active in the E&P business.

Moe Pinisetti

Moe Pinisetti is a professional and chartered electrical engineer with extensive international experience in Reservoir Engineering. After a career of 12 years and in as many countries, in both field and technical positions, as a field engineer with Schlumberger International, he returned to school in 1992, to earn a PhD in petroleum engineering from Heriot-Watt University, Scotland.. He has published several research papers. After a short stint again with Schlumberger Well Testing in France as a Reservoir Engineer and instructor, Moe continues his career today as an instructor for EPTS and NExT (Network of Excellence in Training- a joint venture between the Heriot-Watt, Texas A&M, Oklahoma Universities and Schlumberger); teaching and consulting for principal oil companies, and for Schlumberger International in U.K., U.S. and France. Moe enjoys the wide interaction with people of diverse backgrounds and cultures, acquired as a result of working and living in different parts of the world.

Ed van Riessen

Ed van Riessen graduated in geology at Leiden University. He spent some years in geophysical research and as a teacher in geography. He joined Shell in 1973 and worked as a petroleum engineer and geologist in Oman, The Hague, Brunei and Thailand. After his return to Holland, Ed developed and delivered training, was technical advisor for projects in Russia, and management consultant for organizational change. He completed his career in Shell as general manager of a joint venture in Moscow. In 1998 Ed started his own consultancy bureau, and has carried out learning development projects in Oman and has given Exploration & Production training in Nigeria, Europe, the Middle- and Far East and Russia.

Evert Uitentuis

Evert Uitentuis graduated in geology at Utrecht University in 1976. After a spell in the Dutch army he joined Shell International Petroleum Company in 1978. He worked in various functions (petroleum engineer, production geologist, petrophysical engineer, unitisations) in Oman, the Netherlands, UK and Gabon. He completed his career in Shell in 1999 as sub-surface coordinator for an HPHT project in London. Evert is currently active as technical consultant on short assignments for eg. Shell Nigeria and preparing courses related to all aspects of Development Geology.

Wiekert Visser

Wiekert Visser obtained his MSc in geology /geochemistry at Utrecht University, and his PhD at the University of Illinois at Chicago. He joined Shell in 1979 as research geochemist. After a few years, he changed disciplines to seismic interpretation and worked as an interpreter in Oman. In 1989 he became team leader of the Seismic Stratigraphy services group within Shell, subsequently moved on to head the geochemistry research effort and finished his career within Shell as Chief Geochemist for the company. During the years 1999-2003 Visser was Manager of Exploration and Field Evaluation at the State Oil Company of Suriname. In 2003 he established his own consultancy company "Cepex" (Consultancy and Education in Petroleum Exploration).

Arnold de Vries

After a PhD in theoretical physics and a few years of working at the University of Groningen and of teaching physics and mathematics at a technical college, Arnold joined Shell E&P Research in the department of Recovery Processes. He stayed for thirty years, punctuated by an operational assignment in the Middle East. His interests were EOR processes and of unconventional resources like oil shales and coalbed methane (CBM). He constructed most of the parts of Shell's in-house reservoir simulator that deal with EOR processes (thermal like steam and in-situ combustion, fractured reservoirs, chemical floods). The last five years he consulted on and screened difficult reservoirs for optimising ultimate recovery.

Barrie Wells

Barrie Wells holds a B.Sc. in Mathematics and Statistics from the University of Bath, an M.Sc. from Cranfield Institute of Technology and a Ph.D. in Underground Stress Analysis from the University of Nottingham, England. He has worked for government agencies and commercial organisations in Australia, North America and Europe, as well as acting as visiting lecturer in geostatistics at Nottingham University. For the last 12 years he has managed an independent company in North Wales, with clients including 5 of the top 10 oil and gas exploration companies worldwide for services involving mathematical and statistical analysis.










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