1. Energistics Technical Architecture Work Group Orientation Meeting

2. 2 Energistics Meeting Policies Intellectual Property –Participation indicates agreement to abide –Do not disclose confidential Disclosures are deemed public –Contributions are made with grant of rights to use, modify, etc. Competitive Information –Do not disclose pricing, costs, sales, plans, schedules, etc. Or your participation may be terminated –If you are uncomfortable regarding such legal matters, leave the meeting and report your concerns.

3. 3 Agenda Introduction Energistics Standards Panorama / History / Participants Web Services Interoperability Standards v1.0 WITSML Version 1.x Services / Data Specifications PRODML Version 1.x Services / Data Specifications RESQML plan Adjacent Technologies and External Specifications Subjects for Subsequent Meetings Candidates for Next Stage Deliverables Next Steps Adjourn

4. 4 Attendees (* - WSIS V1 Participants) Atman Consulting BP * Chevron * Energistics * ETL Solutions ExxonMobil * Geologix Halliburton Infosys Kongsberg Oxy * Roxar SAIC * Shell * Sirius Solutions Smith International Technomation Total Wipro

5. 5 Meeting Purpose Orientation to IT Architecture Aspects of –WITSML Standards for drilling, completion and maintenance –PRODML Standards for production operations, optimization and reporting –RESQML Standards for earth models and reservoir models First Phase: Web Services Interoperability Standards, Version 1.0 (12/22/2008) Next Phase –Begin discussion –In the areas of further enterprise IT architecture specifications, endorsements and/or guidelines

6. 6 Industry Services SIG Technical Architecture Energy Identity Trust Energistics Subject Areas Reservoir Engineering Expl Geology PetrophysicsPetroleum Engineering Drilling Engineering Production Geology Production Engineering Facilities Engineering Production OperationsGeophysics Drilling Operations Completion & Workover Asset Management Reservoir Engineering Expl Geology PetrophysicsPetroleum Engineering Drilling Engineering Production Geology Production Engineering Facilities Engineering Production Operations Geophysics Drilling Operations Completion & Workover SIG Geophysics SIG SIG Geology SIG Asset/Data Management SIG eRegulatory SIG