© Copyright 2006 POSC WITSML™ Public Seminar and Exhibition Houston, Texas May 11, 2006

© Copyright 2006 POSC May 11 Public Seminar Meeting Host: –Schlumberger, Melissa Symmonds and Ihab Toma Reception Host: –BakerHughes, John Shields Exhibitors: –Baker Hughes, IDS, INT, Knowledge Systems, Merrick Systems, Paradigm, Roxar, POSC, Schlumberger, SDC Geologix, Sense Intellifield, Smith Bits, Wellstorm Development

© Copyright 2006 POSC The WITSML Vision Automation of many manual processes in current Drilling Data workflows –Contractors (Service and Drilling) automatically push data into corporate data stores –Partners can automatically pull data for morning reports into their data stores –Operators can push statutory reporting data for reports to regulators –Contractors can share data with one another at the rig site A single standard to make the vision possible, reducing industry costs Based on BP slide, June ‘04

© Copyright 2006 POSC WITSML™ – Wellsite Information Transfer Standard Markup Language “The ‘right-time’ seamless flow of well-site data between operators and service companies to speed and enhance decision-making” A New Open Information Transfer Standard for the Oilfield

© Copyright 2006 POSC

Special Interest Group Participants Operators Statoil BP Shell ExxonMobil ChevronTexaco Pioneer Nat. Res. Hydro ONGC Total Regulators UK DTI US DOI Service/Software Suppliers Baker Hughes Landmark/Halliburton/Sperry Schlumberger Sense Technology SDC Geologix Petrolink INT Paradigm Pason OpenSpirit HRH Geological Services Smith Technologies IFP Interaction US Synthetic Knowledge Systems POSC special interest groups are open to all interested parties. Service/Software Suppliers AspenTech Roxar Key Energy Services Seismic Micro Technology M/D Totco Geoservices Independent Data Services Well Data Technology Wellstorm Development Merrick Systems Datalog Technology Rogaland Research Peloton National Oilwell Varco (Norway) TietoEnator Visean

© Copyright 2006 POSC General Well Message Operations Report Real Time Wellbore Wellbore Geometry Risk Directional Drilling Systems Tubular / Bit Record BHA Run Fluids Systems Fluids Report Surface Logging Mud Log Logging While Drilling Log  Well Log (includes Wireline) Formation Marker Coring Sidewall Core Conventional Core Surveying Survey Program Target Trajectory WITSML Data Objects Rig Instrumentation Rig / Rig Equipment Cement Job Source: BakerHughes/Paradigm Communication Subscription Server Capabilities Existing Updated New

© Copyright 2006 POSC POSC Board of Directors Management & Staff Membership Other SIGs POSC and the SIGs Well Log SIG Integrated Ops SIG WITSML SIG Participants SIG participants may be POSC Members or non-members POSC energy eStandards: WITSML, PWLS, Epicentre, etc. SIGs are standards user communities

© Copyright 2006 POSC WITSML SIG Teams Steering Committee Recognize and agree on detailed requirements; correct and improve; first-line reviewers Identify and agree on areas of expansion; organize study and requirements sub-teams Share experiences using WITSML-enabled products; facilitate user dialogue; recommend improvement Plan and review SIG activities; coordinate semi-annual meetings, seminars, exhibitions; discuss and agree on future plans Use Case & Requirements Team Technical Teams Implementation Support Team

© Copyright 2006 POSC WITSML SIG Steering Committee Co-Chairs: Peter Nielsen, Statoil John Shields, BakerHughes and John Turvill WITSML SIG Use Case & Requirements Team Chair: Julian Pickering, BP WITSML SIG Implementation Support Team Co-Chairs: Lars Olav Grovik, Hydro David Johnson, Landmark/Halliburton WITSML SIG Technical Teams Chair: John Shields, BakerHughes POSC’s WITSML SIG Coordination: Alan Doniger and Gary Masters

© Copyright 2006 POSC WITSML Resources WITSML Standards –Specifications (data, interfaces) –Sample data –Startup toolkit WITSML Community –Records of past events: presentations, notes, agendas –SIG Contact information –Test Server availability information –Mailing lists and Discussion Forums –Issue tracking; draft specifications for review Web Sites – and

© Copyright 2006 POSC WITSML SIG Benefits Active and visible WITSML community Shared funding of WITSML custody, support, and promotional activities Active outreach to align WITSML with other initiatives –Within POSC, the expansion of WITSML architecture across all technical E&P data transfer standards: Integrated Operations (Production), Well Log (Wireline), Regulatory, Reference, etc. –Within the industry with other industry groups: UKOOA and US MMS (well path), PPDM (use of POSC exchange and reference standards), Government agencies (regulatory), XML and SOA (OASIS, W3C, OpenGIS, OpenGroup), etc. Vendor neutral promotion of WITSML use and maintenance of WITSML specifications and materials

© Copyright 2006 POSC Board Economics Reservoir Engineering Expl Geology PetrophysicsPetroleum Engineering Drilling Engineering Production Geology Production Engineering Facilities Engineering Production Operations Geophysics Drilling Operations Completion & Workover E&P Subject Areas: WITSML Coverage We can use this image to portray the growth in WITSML coverage?

© Copyright 2006 POSC General Board Economics Reservoir Engineering Expl Geology PetrophysicsPetroleum Engineering Drilling Engineering Production Geology Production Engineering Facilities Engineering Production Operations Geophysics Drilling Operations Completion & Workover E&P Subject Areas: WITSML Coverage Enhancements for raw, calculated and planned Well Path data, coordinate systems, and units.  WellPath Well Wellbore Trajectory  CRS, Projections  Units of Measure

© Copyright 2006 POSC General Board Economics Reservoir Engineering Expl Geology PetrophysicsPetroleum Engineering Drilling Engineering Production Geology Production Engineering Facilities Engineering Production Operations Geophysics Drilling Operations Completion & Workover E&P Subject Areas: WITSML Coverage Enhancements for wireline as well as LWD log data.  Log,WellLog

© Copyright 2006 POSC General Board Economics Reservoir Engineering Expl Geology PetrophysicsPetroleum Engineering Drilling Engineering Production Geology Production Engineering Facilities Engineering Production Operations Geophysics Drilling Operations Completion & Workover E&P Subject Areas: WITSML Coverage Enhancements for Production beginning with Volume and Activity Reporting, continuing with PRODML towards Optimization.  Network Model Volume Report Activity Report

© Copyright 2006 POSC May 9-11 Meetings Technical Teams –Address feedback and deferred issues Use Case and Requirements Team –Address possible future areas of focus: drilling reports, completions, environmental, well services, well stimulation, service rig reporting. Implementation Support Team –First meeting. Intended for those supporting WITSML-enabled environments to share lessons learned and current issues and challenges. Public Seminar –Current reports from actual experiences and plans from oil companies, service companies, and software companies. –Service and software vendor exhibits

© Copyright 2006 POSC May 11 Public Seminar Meeting Host: –Schlumberger, Melissa Symmonds and Ihab Toma Reception Host: –BakerHughes, John Shields and Pat McGinley

© Copyright 2006 POSC Today’s Exhibitors

© Copyright 2006 POSC WITSML SIG Meetings, Public Seminar & Exhibition Dates: October 17-20, 2006 Venue: Aberdeen, Scotland Meeting Host: –BP, Julian Pickering

© Copyright 2006 POSC Public Seminar, May 11 Agenda –08:00 Registration –08:30 Welcome and Introductions, Alan Doniger, POSC Appreciation to Schlumberger for hosting these meetings –08:50 Keynote Presentation, Sanjaya Sood, Schlumberger, VP Infrastructure Services –09:20 Oil Company Presentations Statoil, Peter Nielsen Hydro, Lars Olav Grovik [unable to attend] BP, Julian Pickering Questions & Answers –10:00 Morning Break and Exhibition Visits Visit the Exhibits!

© Copyright 2006 POSC Public Seminar, May 11 Agenda –11:00 Oil Company Presentations Chevron, Rick Morneau Questions & Answers –11:20 Service and Software Company Presentations BakerHughes, John Shields Halliburton/Landmark/Sperry, David Johnson Knowledge Systems, Drew Swanson, “Using WITSML in Drillworks” –12:05 Lunch. Visit the Exhibits!

© Copyright 2006 POSC Public Seminar, May 11 Agenda –13:15 Service and Software Company Presentations Merrick Systems, Ian Binmore Roxar, Eirik Gudmundsen Schlumberger, Nigel Deeks SDC Geologix, Samit Sengupta Sense Intellifield, Bill Chmela Wellstorm, Hugh Winkler Questions and Answers –14:45 Afternoon Break. Visit the Exhibits!

© Copyright 2006 POSC Public Seminar, May 11 Agenda –15:15 WITSML SIG Team Reports Technical Teams, John Shields Use Case and Requirements Team, Julian Pickering Implementation Support Team, David Johnson –16:00 Open Discussion –16:30 Adjourn to the Exhibits –17:00 Reception Starts. Exhibits remain open! –19:00 Reception Ends

© Copyright 2006 POSC Integrated Operations (Production) SIG, May 12 Agenda –08:00 Registration and Breakfast –08:30 Integrated Information Platform Project (IIP) OLF Partner Daily Production Reporting Project PRODML Overview and Walkthrough –11:30 Lunch –12:30 WITSML Production Reporting Standards Overview WITSML Production DTS Standards Update –14:30 Adjourn

© Copyright 2006 POSC Host Keynote Presentation Sanjaya Sood –Schlumberger Information Solutions, Houston VP Infrastructure Services A leader in Oil & Gas and IT with a track record of driving business through high growth. Currently providing IT solutions to the industry Formerly –COO, Talisma and CEO, Aditi –Managing Director, Schlumberger India –Senior management posts in Europe and ME

© Copyright 2006 POSC Alan Doniger, POSC Chief Technology Officer Phone: Fax: and