• anthony_bill

    Bill Anthony

    GR Energy Services
    President, Wireline Services

    With more than 23 years of experience in the oilfield services sector, Mr. Anthony currently serves as President Wireline and Pressure Control for GR Energy Services. Throughout his career, he has held management, operations and technical positions for Schlumberger, Casedhole Solutions and Archer. Holding multiple patents, Mr. Anthony is recognized as an industry expert in wireline and perforating technology. Mr. Anthony attended Texas A&M University, graduating with a BS in Civil Engineering in 1996.

  • detring_derek

    Derek Detring

    Detring Energy Advisors

    Derek Detring's career has been fully devoted to energy advisory, where he has completed over $8 billion in capital raising and M&A advisory transactions. Derek spent the first four years of his career at Merrill Lynch, where he primarily focused on capital raising and M&A assignments for large, publicly-listed companies, followed by four years at Integral Advisors, a boutique A&D advisory firm he co-founded in 2009, and finally Wells Fargo where he spent one year in their A&D group. For the past three years Derek has lead his new company, Detring Energy Advisors, which focuses on the mid-cap A&D market.

    Derek graduated summa cum laude and first in his engineering class from Vanderbilt University and attended the Wharton Executive Education Program, where he passed with honors.

  • diemer_jim

    Jim Diemer

    Sempra LNG
    Regional Vice President of Midstream Commercial Development

    Bio Coming Soon

  • krenek_doug

    Doug Krenek

    Sabine Oil & Gas
    President & CEO

    Mr. Krenek currently serves as President & CEO of Sabine Oil & Gas Corp. (“Sabine”) where he has focused on transforming Sabine to a pure play East Texas company. Under his leadership starting in January 2017, Sabine divested non-core properties, increased its acreage position in East Texas and realized significant increases in proved reserves through field studies and proving up Haynesville and Cotton Valley acreage with successful drilling programs focused on enhanced completions with long laterals. Sabine was sold to Osaka Gas USA in November 2019 and Mr. Krenek and his leadership team continue to manage the company. Prior to working for Sabine, Mr. Krenek served as President & CEO of Chalker Energy Partners III (“Chalker III”). Chalker III achieved a 3.4x gross return on an equity investment of $22 million. Chalker III’s efforts were primarily focused on the Cleveland play in the Texas Panhandle and the Miocene/Frio play along the Texas Gulf Coast. Mr. Krenek also served as President & CEO of Chalker Energy Partners II (“Chalker II”) from April 2006 through June, 2008. In March 2008, Chalker II sold the majority of its assets to NFR Energy LLC with the remainder being sold to Forest Oil Corporation, XTO and PetroQuest.  Chalker II was focused on acquisitions and development drilling in East Texas and the Fort Worth Basin in North Texas. Chalker II generated a 4.0x gross return on $54 million of invested equity. Mr. Krenek’s primary duties at Chalker II and III included: 1) business development, 2) reservoir and operational asset evaluations, 3) financial analysis, and 4) managerial functions.  Collectively, Chalker II and III completed over $110 million in acquisitions and executed $765 million in divestitures. Mr. Krenek has over 25 years of oil and gas experience in reservoir engineering, production operations, asset management and A&D. Prior to Chalker, Mr. Krenek held various positions with escalating responsibilities with Devon Energy including serving as Asset Manager for their South Texas and East Texas business units. Mr. Krenek held staff and managerial positions at Ocean Energy, Seagull Energy, Global Natural Resources and Marathon Oil. Mr. Krenek obtained his commercial skills through A&D assignments with Ocean Energy and Devon Energy, executing over $775 million of transactions. Additionally, Mr. Krenek managed teams that added 0.5 Tcfe of reserves in the Carthage Field at Devon Energy and successfully executed Drilling Programs in East Texas, the Gulf Coast and South Texas. Mr. Krenek graduated from Texas A&M in 1987 with a BS in Petroleum Engineering. He is a registered professional engineer in Texas and a member of the Society of Petroleum Engineers (SPE) and the Society of Professional Evaluation Engineers (SPEE). He is married and has six children with hunting and fishing as his primary hobbies.

  • Jarchow_Craig

    Craig Jarchow

    Castleton Resources LLC
    President & CEO

    Craig Jarchow is President & CEO of Castleton Resources, LLC. He has worked in the Upstream field for over 25 years, having held operational and management roles at Amoco and Apache, and partner-level roles in private equity at both First Reserve and Pine Brook Road Partners. Mr. Jarchow holds a B.A. in Geology from the University of Santa Barbara, California, and M.S. and Ph.D. in Geophysics from Stanford University, and an M.B.A. from MIT. He is a Fellow of the Geological Society of America.

  • Bernadette Johnson Enverus Women in Energy Honoree

    Bernadette Johnson

    Vice President, Strategic Analytics

    Bernadette Johnson serves as Vice President, Strategic Analytics for Enverus (formerly Drillinginfo) and is responsible for helping to grow and expand the Enverus analytics offerings.  She joined Enverus through the acquisition of products and services from Ponderosa Advisors.  With over 11 years’ experience in the energy industry, Bernadette has earned the reputation of industry expert with extensive experience providing crude, natural gas, and NGL fundamentals analysis and advisory services to various players in the North American and Global energy markets.  A regular commentator for and speaker to the energy industry, her specific market expertise spans: financial trading, production forecasts, demand forecasts by sector, infrastructure analysis, midstream analysis, storage value analysis, and price forecasts. Prior to joining Ponderosa, and now DI, Bernadette was Senior Research Analyst for Sasco Energy Partners in Westport, CT where she provided analytics and research support for a team of financial traders active in natural gas, power and oil futures markets. Bernadette began her career with BENTEK Energy, LLC as a Senior Energy Analyst, Natural Gas Market Fundamentals and consulting project team lead.  In addition to her current role at Drilling Info, Bernadette remains a partner and shareholder in Ponderosa Advisors' remaining businesses.   Bernadette holds a MS Degree in International Political Economy of Resources and a BS Degree in Economics, from the Colorado School of Mines. 


  • Phil Martin Headshot

    Phil Martin

    New Century Exploration LLC

    Phil Martin is President and CEO of New Century Exploration, LLC, based in Houston, Texas. New Century is a portfolio company of Talara Capital Management and has operated Eagle Ford, Austin Chalk and Buda wells in the Eastern Eagle Ford Trend since 2015. New Century is focused on new well technology and was the first company to lead the way with slick-water, 100 mesh fracs in the Eastern Eagle Ford.

    Phil has more than 30 years of experience managing E&P programs in various trends, including Eagle Ford, Austin Chalk, Buda, Pettet, Cotton Valley, Haynesville and others. He received a Bachelor of Science degree in Geology from Louisiana State University and a Master of Science degree in Geology from the University of Louisiana.

    Phil is currently President of the Houston Petroleum Club and is active in TIPRO, IPAA, ADAM Houston, and Houston Producers Forum.

  • raj_manish

    Manish Raj

    Velandera Energy Partners LLC
    Chief Financial Officer

    Manish acts as the Chief Financial Officer. Prior experience includes: Vice President, investment banking at Deutsche Bank President of credit investments at Bank OZK MBA from the Wharton School, University of Pennsylvania

  • sander_paul

    Paul Sander

    Aethon Energy
    Partner & Chief Operating Officer

    Prior to joining Aethon, Mr. Sander served as Vice President, Encana Oil and Gas (USA) Inc., where he led the Mid-Continent Business Unit (MCBU) and held responsibility for all strategic, financial, commercial, development and operational aspects of the MCBU. The MCBU included operations in the Haynesville Shale, Barnett Shale, East Texas, Permian, Tuscaloosa Marine Shale, Eaglebine, and Mississippian Carbonate. In this role, Mr. Sander grew the business unit to cash flow of over $1.0 billion, managed development and exploration programs with budgets exceeding $1.5 billion, and led the acquisition and disposition of over $3.0 billion in assets. During his tenure, the compound average production growth exceeded 30%. Mr. Sander joined Encana in Calgary and was Team Lead of the Brooks North Sub-Business Unit. Prior to that, he held various leadership and technical positions with BP in Houston, Calgary, and Edmonton. He is recognized as a Professional Engineer by the Association of Professional Engineers and Geoscientists of Alberta (APEGA). He has served on the boards of the Texas Oil & Gas Association, and Encana Oil & Gas (USA) Inc., and is a former Trustee of the Texas Parks and Wildlife Foundation. Mr. Sander graduated from the University of Saskatchewan in with a B.S. in Chemical Engineering. In addition, he completed the Advanced Management Program at The Wharton School, University of Pennsylvania.

  • Alan Smith

    Alan Smith

    Rockcliff Energy
    President & CEO

    Alan, president and chief executive officer of Rockcliff Energy LLC, began his career in the East Texas Field in 1986 and, after multiple stops at large E&P companies, he founded privately held Chalker Energy Partners in 2003. During the past 14 years, he has founded or led six companies to successful outcomes for investors. He founded Rockcliff in January of 2015 with $700 million in private-equity commitments led by Quantum Energy Partners with a focus on the Ark-La-Tex and Delaware Basin areas. Prior to Chalker, Smith held positions of increasing responsibility at Ocean Energy, Xplor Energy, Ryder Scott Co., Burlington Resources and Arco. He holds a B.S. in Petroleum Engineering from Texas Tech University.

  • turnham-rob

    Rob Turnham

    Goodrich Petroleum Corp.

    Robert C. Turnham, Jr. is a founding partner, President and Director of Goodrich Petroleum Corporation, a public E&P company focused on exploration, exploitation and development of unconventional onshore oil and natural gas reserves. The Company was founded in 1995 and trades on the New York Stock Exchange under the symbol GDP. Goodrich Petroleum has been an early mover in the Haynesville, Eagle Ford and Tuscaloosa Marine shale basins. The Company has spent over $3 billion of capital expenditures in these areas and raised $2.5 billion of capital through asset sales and capital market transactions since going public. Prior to 1995, Mr. Turnham was President of Liberty Production Company, a privately held oil and gas exploration and production company, and Turnham Interests, Inc., an oil and gas investment company. Mr. Turnham started his career with Pennzoil Company in 1981. Mr. Turnham has been a guest commentator on CNBC, Fox Business and Bloomberg, a guest speaker at numerous conferences over the years, and has served on various private company and non-profit boards.

  • jacobi_john

    John D. Jacobi

    Covey Park Energy LLC

    Bio Coming Soon

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