Managing Your Business Using PRMS (Petroleum Resources Management System)

Management and Information Reservoir Description and Dynamics

Course Description

This course allows an in-depth look at the framework, classifications and applications of SPE’s Petroleum Resources Management System (PRMS). Participants will gain a solid understanding of this valuable resource management tool.


  • An overview and in-depth look at PRMS
  • Defining the project and evaluating risk and uncertainty
  • Incremental projects and unconventional resources
  • Entitlement and recognition
  • The resource management processes

Upon completion of this course, participants should have an understanding of:

  • Integrating internal and external reporting
  • Combining deterministic and probabilistic methods
  • Quality assurance and quality control
  • Coordinating international standards

Learning Level


Course Length

1 Day

Why Attend

The Petroleum Resources Management System is a powerful management tool that is widely used in the industry. If your job includes any aspect of resource management, this course will enhance your skills.

Who Attends

This course is for anyone who works closely with the generating and reporting of reserves, and for those who make resource estimates for business decisions.


0.8 CEUs (Continuing Education Units) are awarded for this 1-day course.

Cancellation Policy

All cancellations must be received no later than 14 days prior to the course start date. Cancellations made after the 14 day window will not be refunded.  Refunds will not be given due to no show situations.

Training sessions attached to SPE conferences and workshops follow the cancellation policies stated on the event information page.  Please check that page for specific cancellation information.

SPE reserves the right to cancel or re-schedule courses at will.  Notification of changes will be made as quickly as possible; please keep this in mind when arranging travel, as SPE is not responsible for any fees charged for cancelling or changing travel arrangements.

We reserve the right to substitute course instructors as necessary.

Full regional cancellation policies can be found at the Cancellation Policy page within the SPE Training Course Catalog.


John Etherington

John Etherington is the original author of the course material, and is an independent consultant in Calgary, advising industry on resources assessment and reporting since 2000. He holds BS and PhD degrees in geology. He previously spent over 32 years with Mobil Oil in Canada, the US, and international assignments.

Etherington served on the SPE Oil and Gas Reserves Committee with primary responsibility for the 2007 PRMS project and has been deeply involved in the PRMS 2018 update.

He also coordinated SPE’s interface with the United Nations Framework Classification and the International Accounting Standards Board’s Extractive Activities projects. He was an SPE Distinguished lecturer in 2005-2006. Etherington has conducted resources assessment training for over 1200 geoscientists and engineers from 46 countries.

Rawdon Seager is chief reservoir engineer and global director of quality assurance at Gaffney, Cline & Associates’ western hemisphere headquarters in Houston. He has more than 45 years of experience in the international oil and gas arena and has carried out numerous field studies, reserve assessments, and asset evaluations. Seager has also given expert testimony during arbitration hearings.

Throughout his career, Seager has been deeply involved with the proper evaluation and reporting of oil and gas reserves, a subject on which he now provides training and advice to clients. Seager has spoken at various industry events, as well as presented in-house and public training courses, to clients on matters related to reserve estimation, classification, and reporting. He was involved with the 2011 PRMS Application Guidelines document and has been on the committee drafting the revised PRMS 2018.

Seager began his career in 1972 as a Petroleum Engineer with Shell International, a position which took him to Malaysia, Brunei, the Netherlands, and Australia. In 1980 he joined Roy M. Huffington, Inc. in Indonesia as a petroleum engineering manager, before joining GCA in 1985, with which he has held senior positions in the United Kingdom, Singapore, Argentina, Venezuela, and the United States.

He has a BSc (Honors) in Physics from Bristol University, England and an MSc (Distinction) in Petroleum Reservoir Engineering from Imperial College, London. Seager is a member of SPE (Past-Chairman of the Oil and Gas Reserves Committee), SPEE (past member of the Board of Directors and current member of the Reserves Definition Committee), the American Association of Petroleum Geologists, and the UK Energy Institute. Additionally, Seager is a Chartered Petroleum Engineer in the UK and is registered as a European Engineer with FEANI.

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