About Us

Technical Team

  • John Styles, P. Eng., FEC.,

    John Styles is co-founder and Executive Chair of the board of the Edge group of companies, whichincludes a Regina-based engineering and geological consulting firm, Edge Engineering and Geoscience Ltd., an oilfield abandonment and reclamation specialty contractor (Edge Liability Risk Management), and an operating junior oil company with producing assets and staff located across western Canada (Edge LRM Operations Ltd.).

    John has over 40 years of experience in the resource industry. He founded and/or has served on the boards of several public companies, including Reece Energy from 2007 through to its acquisition by Penn West in 2009. John was co- founder and CEO of Invictus Minerals Corporation, which staked the 97,000 acre KP-289"Legacy" potash exploration permit in 2005, and ultimately sold Invictus to Potash One (now K+S Canada) in 2008. Previously, he served in various engineering and business development roles with several domestic and international resource companies, having started his career with Gulf Canada in Edmonton in 1981.

    John has been an active volunteer with APEGS (Association of Professional Engineers and Geoscientists of Saskatchewan), having served on the governing Council (2010-2013), and currently serves as a member of the Licensee Admissions Committee, and previously served as chair and director of the South Saskatchewan section and director of the Petroleum Society of CIM.

  • Dr Robert Stewart

    Dr. Stewart is a professor of Geophysics at the University of Houston, where he holds the Cullen Chain in Exploration Geophysics and is also the Director of the Allied Geophysical Laboratories.  Dr. Stewart holds a B.Sc. in math and physics from the University of Toronto and a Ph.D. in geophysics from the Massachusetts Institute of Technology ("MIT").

    He received UH’s Natural Sciences and Mathematics Teaching Excellence Award in 2013, the UH Provost’s Teaching Excellence Award in 2014, and 2019 Team Teaching Award (for founding and directing UH’s Geophysical Field Camps). Rob is a licensed geoscientist in Alberta (P. Geo.) and Texas (P.G.). He has published over 150 articles in geoscience journals and magazines.

    Rob was the Society of Exploration Geophysicists’ (SEG) Distinguished Educator (presenting courses in 13 countries) and received the SEG Lifetime Membership Award. He also served as President of the Canadian SEG and received its Honorary Membership Award and Medal. He completed service as the 1st Vice President of the Geophysical Society of Houston (2000 members) and is currently Past President of the SEG. Rob has led geophysical expeditions to NASA’s High Arctic Haughton-Mars Project, Belize archaeological ruins, and post-earthquake Haiti as part of the Geoscientists Without Borders program. He is President of Sonderra, LLC – a geophysical consulting company.

    Prior to the University of Houston, Dr. Stewart held various roles with Chevron's Oil Field Research Lab, ARCO and Veritas Software.