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  • Todd Abbott

    Todd Abbott

    Marathon Oil
    Vice President, Resource Plays - South

    Todd Abbott, Vice President, Resource Plays - South for Marathon Oil Corp. is responsible for Marathon's Permian and Eagle Ford businesses as well as the Land and Commercial Services organization. Prior to joining Marathon, Abbott was vice president of Permian infrastructure development and operations for Pioneer Natural Resources Co. Prior, he held a range of leadership roles at Pioneer, including vice president, finance, and treasurer; vice president of Permian operations; president of the Alaska division; and vice president, corporate finance. Abbott holds a bachelor’s degree in Civil Engineering from Texas A&M University and an MBA from Southern Methodist University.

  • anderson-michael

    J. Michael Anderson

    Layne Christensen Company
    President, Layne Water Midstream; Senior Vice President & Chief Financial Officer

    Mr. Anderson joins Layne from Southcross Energy Partners, L.P., a Master Limited Partnership engaged in the natural gas midstream business, where he served as Chief Financial Officer since 2012. Mr. Anderson previously served as Chief Financial Officer of Exterran Holdings, Inc. and Exterran Partners, L.P., a global market leader in natural gas compression and oil and gas services, from 2003 until 2012. Mr. Anderson also served as Chief Financial Officer and as Chairman and Chief Executive Officer at Azurix Corp., a global owner and operator of water and wastewater assets, during his tenure from 1999 until 2003. Mr. Anderson began his career with JPMorgan Chase & Co. as an investment banker after earning his undergraduate degree in business from Texas Tech University and his MBA from The Wharton School of the University of Pennsylvania.

  • Rhett Bennett

    Rhett Bennett

    Black Mountain Sand

    Rhett Bennett has served as CEO of Black Mountain since its inception. With a growing supply constraint in the Permian Basin, Rhett built the Black Mountain Sand business to satisfy a void in the market for a high quality, cost-effective regional frac sand.

    Rhett began his career in oil and gas in December 2004, starting as the Acquisitions Manager of Cascade Energy LP in Dallas, Texas. In early 2007, he founded Black Mountain Royalty LP and Black Mountain Exploration LP. In 2011, Mr. Bennett founded Black Mountain Land Company LLC and Black Mountain SWD LP, to create value as an early mover in the real estate and service sectors of the oil and gas industry in emerging resource plays.

    Rhett Bennett earned his Bachelor of Science in Business Management from the University of Georgia in 2003, and completed the Energy Executive Management Program at the University of Oklahoma Michael F. Price College of Business in 2012.

    Mr. Bennett is a member of many industry organizations, including the Independent Petroleum Association of America, the Texas Alliance of Energy Producers, the Texas Independent Producers & Royalty Owners Association, the National Association of Royalty Owners, the Fort Worth Petroleum Club, the American Association of Professional Landmen, Young Professionals in Energy, and the Fort Worth Wildcatters – Executive Committee.

  • Blake Carlson

    Blake Carlson

    President & Chief Operating Officer

    Blake is the President and COO of WellAware, with responsibility for the day-to-day operations and management of the P&L. His operational leadership drives the execution of product strategy for the organization.

    He also serves on the Board of Directors for Power Distribution, Inc, a large PE-owned firm in Virginia. Prior to joining WellAware Blake served as the CEO of Commerce Corporation, an organization converging e-commerce and advertising technology. He also held numerous leadership positions within Emerson, driving corporate strategy and IT advancement. Before moving to a more corporate role, Blake launched two successful IPOs in the technology sector (VeriSign and Red Hat).

    Blake holds a BS in Biomedical Engineering from The Johns Hopkins University.


  • Luke Costesso

    Luke Costesso

    Vice President of Operations US Land- OneStim

    Luke Costesso is the vice president of operations US Land, OneStim. In this role, he focuses on delivering first-in-class pressure pumping services and technologies to US land customers of Schlumberger’s new OneStim business.

    Costesso began his career with Schlumberger in 2001 as a field engineer with various assignments in stimulation, cementing, and wireline. He spent five years dedicated to fracturing operations in Western Siberia, where he held technical and line management positions.

    His multiple operations management roles for production-focused product lines included assignments covering eastern Europe, Saudi Arabia, and the western United States. Costesso holds a bachelor’s degree in chemical engineering from Worcester Polytechnic Institute.

  • J. Ross Craft

    J. Ross Craft

    Approach Resources Inc.
    Chairman & CEO

    J. Ross Craft, P.E., has been president and CEO of Approach Resources Inc. since its inception in 2002 and was additionally named chairman in 2014. Previously, Craft co-founded Athanor Resources Inc., an international E&P with operations in the U.S. and Tunisia, and was its executive vice president from 1998 until its merger with Nuevo Energy Co. in 2002. From 1988-1997, he held various positions with U.S.-focused American Cometra Inc. until its sale in two parts: to Range Resources Corp. and to Pioneer Natural Resources Co. He holds a B.S. in Petroleum Engineering from Texas A&M University. In 2012, Craft was named a regional winner for the Ernst & Young Entrepreneur of the Year award for Southwest Area-North.

  • Victor Figueroa

    Victor Figueroa

    Baker Hughes, a GE Company
    DFW/Southern US Sales Director – OFS

    Victor Figueroa is the OFS Sales Director for DFW/Southern US for Baker Hughes a GE company. He leads the DFW/Southern US Sales team (All BH Product Lines & Strategic Sales) to Strategically engage customers and Baker Hughes business segments to understand opportunities, challenges and develop strategies and application-based solutions to address well, field, production, recovery or operational challenges and deliver the right solution through synergy of technology and services. Victor has been part of BHGE for +20 years and has held a range of leadership roles at BHGE, in engineering, operations and sales. Victor holds a bachelor’s degree in Industrial Engineering and an MBA from the Cox School of Business of Southern Methodist University.

  • Kevin Fisher

    Kevin Fisher


    Kevin is the President and CEO of PropX, a company dedicated to improving last mile proppant logistics. Prior to PropX, he was President of Liberty Oilfield Services, a Denver based Rocky Mountain provider of hydraulic fracturing services.   Prior to joining Liberty, he was Executive VP of Business Development at Flotek Industries and was keenly involved in the development and introduction of green fluid chemistries to optimize the hydraulic fracturing process.  Earlier, he was CEO of Pinnacle Technologies which was purchased by Halliburton in 2008.  He began his career with Halliburton in 1979 and served for 14 years as logging engineer, field supervisor, log analyst, US sales manager, and global technical marketing manager. Fisher left Halliburton in 1993 to join ProTechnics which, along with Pinnacle spurred his desire to better understand and quantify hydraulic fracture growth.    

    Fisher holds 3 U.S. patents related to spectral gamma ray, gravel pack density logging, and tiltmeter instrumentation and has written more than four dozen technical papers and articles on well-logging, frac fluid chemistry and hydraulic fracture diagnostics.   Kevin has a B.S. in Natural Science/Physics from Cameron University in Lawton, Oklahoma.

  • Randy Foutch

    Randy Foutch

    Laredo Petroleum Inc.
    Founder, Chairman & CEO

    Randy A. Foutch is Chairman and CEO of Laredo Petroleum Holdings Inc., which he founded in 2006. Foutch also founded and sold Colt Resources (1996), Lariat Petroleum Inc. (2001) and Latigo Petroleum Inc. (2006). Foutch serves on the Board of Directors of Helmerich & Payne, Cheniere Energy, the National Petroleum Council, America's Natural Gas Alliance and the Advisory Council of the Energy Institute at the University of Texas. Among many honors, Foutch received an E&Y 2012 Entrepreneur of the Year Award and the 2011 Distinguished Graduate Award by Leadership Oklahoma. He has been inducted into the University of Tulsa's Business Hall of Fame and the Tulsa Historical Society Hall of Fame and has received the American Association of Petroleum Geologists' Public Service Award. He holds a B.S. in Geology from UT and an M.S. in Petroleum Engineering from the University of Houston.

  • Laura Fulton \

    Laura Fulton

    Hi-Crush Partners LP
    Chief Financial Officer
  • Greg Garcia

    Greg Garcia

    Solaris Oilfield Infrastructure, Inc.
    Executive Vice President, Sales & Marketing

    With more than 33 years of experience in the oilfield service industry, Greg brings a deep knowledge of all facets of pressure pumping services, including cementing, hydraulic fracturing pressure, coiled tubing, and completions to Solaris. Prior to joining Solaris, Greg served as Executive Vice President of Business Development for Loadcraft Industries, where he led the market introduction and sales of two new product lines: Mobile Proppant Storage and Handling Systems and Portable Transloading Systems.

    Greg spent more than 31 years with the Western Company of North America and its successors, BJ Services and, ultimately, Baker Hughes International, where he held positions of increasing responsibilities. His assignments included Regional Sales and Operations Manager in Mexico for seven years and Director of Strategic Integration for the Southeast Area of the U.S. Land Division, where he oversaw all BHI drilling, completion, and production product lines.

    Greg serves on the Board of Directors of the Petroleum Club in Fort Worth and is a member of SPE, AADE and Dallas Petroleum Club.

  • gaspar-clay

    Clay Gaspar

    WPX Energy Inc.
    President & Chief Operating Officer

    Clay Gaspar, President and Chief Operating Officer of WPX Energy Inc., joined the company in 2014 as its Senior Vice President of Operations and Resource Development. Prior to joining WPX, Gaspar held technical and leadership roles at Newfield Exploration Co., Anadarko Petroleum Corp. and Mewbourne Oil Co. He received his bachelor’s degree in Petroleum Engineering from Texas A&M and his master’s degree in Petroleum and Geosciences Engineering from the University of Texas.

  • Robert Gulley

    Dr. Robert Gulley

    Texas Comptroller's Office
    Director, Economic Growth & Endangered Species Management Division

    Robert Gulley is the Director of the Economic Growth and Endangered Species Management Division of the Texas Comptroller of Public Accounts. Previously, he was the Executive Director of the Habitat Conservation Program at the Edwards Aquifer Authority and the Program Manager for the Edwards Aquifer Recovery Implementation Program.

    Dr. Gulley has a B.A. and J.D. from the University of Texas and a Ph.D. from the University of Minnesota. He taught in medical schools and worked as a scientist at the National Institutes of Health in Bethesda, Maryland. He is an author on over thirty-five scientific papers, and six papers on legal and environmental issues.

    Dr. Gulley has over twenty-five years’ experience as an environmental attorney, including seven years as a Senior Trial Attorney at the Department of Justice and five years as Director of the Environmental Legal Division and as Vice President for Environmental Affairs at the Coastal Corporation. He also was a partner at Sidley and Austin in Washington, D.C. He is the author of “Heads above Water: The Real Story of the Edwards Aquifer Recovery Implementation Program” that was published Texas A&M Press and teaches a course in groundwater resources at Texas State University.

  • Ron Gusek

    Ron Gusek

    Liberty Oilfield Services

    Over the past 20 years, Ron has garnered extensive oil and gas experience in North America, and extended his knowledge of operations through travels to Asia, Russia and the Middle East. Ron is the President at Liberty Oilfield Services, where his focus includes new technology and innovation, supply chain, efficiency and optimization and external relations. He has also held previous roles at Sanjel Corporation, Zodiac Exploration, Pinnacle Technologies and BJ Services, with a primary focus on hydraulic fracturing in unconventional reservoirs. Ron is a published SPE author and presenter. His dedication to the petroleum engineering community and interest in shared industry knowledge is evident in his numerous volunteer capacities. He currently serves on the board of the Denver Petroleum Club, has held numerous roles with SPE, and co-chaired a multi-year effort to develop an industry recommended practice for hydraulic fracture stimulation for western Canada. Ron holds a B.Sc in Mechanical Engineering from the University of Alberta and is a registered professional engineer.

  • Greg_Haas

    Greg Haas

    Stratas Advisors
    Director, Integrated Oil & Gas

    Greg Haas serves as Director of Integrated Energy for Stratas Advisors. Haas leverages 20 years of integrated global energy experience garnered in operating and fundamental research roles at Exxon, at EPRI (the Electric Power Research Institute) and pipeline and power consultancies, and at institutional sell-side investment brokerage firms including Raymond James Financial. Haas holds an MBA from Rice University and mechanical Engineering Masters and Bachelors of Science degrees from the University of Illinois.

  • Steve Herod

    Steve Herod

    Halcon Resources Corp.
    Executive Vice President, Corporate Development

    Steve Herod, executive vice president, corporate development, for Halcon Resources Corp., held this role with Petrohawk Energy Corp. until its sale to BHP Billiton Ltd. in August 2011. Prior to joining Petrohawk, he was executive vice president, corporate development, for 3Tec Energy Corp. until its merger with Plains Exploration & Production Co. in June 2003. Herod was president of Shore Oil Co. until its merger of Shore with 3Tec's predecessor in June 1997. He held various financial-management positions with Conquest Exploration Co. until 1991, including as operations accounting manager. He began his career in 1981 with Superior Oil Co. as a financial analyst.

  • Bill Marko

    Bill Marko

    Jefferies LLC
    Managing Director

    William "Bill" Marko is a managing director of Jefferies LLC in the Energy Investment Banking Group. He has managed more than $70 billion of asset and corporate transactions. He specializes in applying detailed technical evaluations to M&A transactions. While his activities are focused in the U.S., Marko also works on worldwide projects with Jefferies’ London based energy team and he heads Jefferies’ Canadian upstream activities. Prior to joining Randall & Dewey, subsequently purchased by Jefferies, he worked more than 18 years in various engineering, operations and commercial roles at Mobil Oil. With more than 37 years of industry experience in worldwide acquisition, divestment and new business development, he has evaluated transactions in all major U.S. basins and more than 70 countries. Marko is a registered Professional Engineer in Louisiana and is Chair of the Tulane University President’s Council and a member of the Board of Advisors of the Tulane School of Science & Engineering.

  • Chad McAllaster

    Chad McAllaster

    Anadarko Petroleum Corp.
    Vice President, Delaware Basin Development

    Chad McAllaster, vice president of Delaware Basin development for Anadarko Petroleum Corp., was previously vice president of operations, Maverick Basin (Eagle Ford), and general manager of business planning for international and deepwater operations. Prior, he worked in Anadarko's coalbed-methane, Wattenberg, Salt Creek and other assets throughout the Rockies. He received his BS in Petroleum Engineering from Texas Tech University and MBA from the University of Denver's Daniels College of Business.

  • James Newman

    James F. Newman

    Basic Energy Services Inc.
    Senior Vice President of Region Operations

    Jim Newman currently serves as Sr Vice President, Region Operations, with Basic Energy Services where his current responsibilities include the Company’s production services, SWDs, rental & fishing, drilling, and snubbing services across all operating regions.  Prior roles with Basic include Vice President, Completion & Remedial Services. 

    Before joining Basic, Jim co-founded Triple N Services, a Midland-based plugging, abandonment and cementing contractor, in 1986.  Jim served as President of Triple N through May 2008 when Triple N joined Basic. 

    Mr. Newman graduated with a BSc in Petroleum Engineering from the Colorado School of Mines. He is a registered Professional Engineer, is active in the Society of Petroleum Engineers, Association of Energy Service Companies, the Southwestern Petroleum Short Course, and serves on the Petroleum Industry Advisory Board at Texas Tech, as well as the board of the Permian Basin Water in Energy Conference. 

  • Steven Pruett

    Steve Pruett

    Elevation Resources LLC
    President & CEO

    Steven H. Pruett is the President and CEO of Elevation Resources LLC, a Permian Basin E&P company which he co-founded in 2013. Mr. Pruett was previously SVP of Concho Resources, and was president and CFO of Legacy Reserves LP which he co-founded. Mr. Pruett has 35 years of oil and gas operating, financial and management experience. Prior to forming Legacy, Steve worked at Quantum Energy Partners and First Reserve Corp. He was CEO of First Permian and CEO of First Reserve Oil & Gas, both E&P companies with Permian operations. Mr. Pruett began his career as a petroleum engineer for ARCO and worked in planning for Amoco. Mr. Pruett received his B.S in Petroleum Engineering from the University of Texas at Austin and graduated with an MBA from the Harvard Business School.

  • John Raines

    John Raines

    Devon Energy Corp.
    Vice President, Delaware Business Unit


    John Raines, vice president, Delaware Basin business unit, for Devon Energy Corp., joined the company in its land department and held roles of increasing responsibility, most recently as vice president of the Rockies business unit. He received his bachelor’s degree in business administration from the University of Oklahoma, majoring in energy management and finance. Raines also holds a law degree from Oklahoma City University. He is a member of the American Association of Professional Landmen and the Oklahoma Bar Association.

  • Richards.Cory

    Cory Richards

    PT Petroleum LLC

    Mr. Richards serves as CEO of PT Petroleum, LLC which he co-founded in 2013 with partners Earl Michie, Spencer Armour and Rick Stevens with equity financing from Kayne Anderson Energy Funds.  Prior to PT Petroleum, LLC, Mr. Richards was a principal and co-founder of four successful upstream companies which consistently increased reserves and created value by utilizing new forms of technology in various regions of the lower 48. Those companies include Plano Petroleum, LLC, Chairman and CEO; Grayhawk Energy, Inc., President; Cortez Oil & Gas, President; and Vista Energy Resources, Inc., EVP.    He holds a BS degree in Geological Sciences from the University of Texas at Austin as well as several professional certifications and industry awards.

  • Lance Robertson

    Lance Robertson

    Endeavor Energy Resources
    Chief Operating Officer & Senior Vice President of Development

    Lance Robertson joined Endeavor Energy Resources LP as chief operating officer and senior vice president of development in 2017 from Marathon Oil Co., where he was senior vice president for U.S. unconventional resources. There, he had oversight of North America Unconventional Resources business units, technology application, land, supply chain and North America exploration efforts. Prior, Robertson was vice president for engineering and exploitation at Pioneer Natural Resources Co.  He received his Bachelor of Science degree in Petroleum Engineering from Texas A&M University and his MBA from Southern Methodist University’s Executive MBA program.

  • Taylor Robinson

    Taylor Robinson

    PLG Consulting

    Taylor Robinson is the president of PLG Consulting, a team of bulk industrial logistics experts that has worked in the unconventional energy supply chain for nearly a decade.  The firm helps E&Ps, oilfield services companies, and private equity investors optimize the full spectrum of the frac sand supply chain throughout North America, with special emphasis on the Permian Basin.

    A Six Sigma Black Belt, Taylor joined PLG in 2012 after spending over 25 years leading global supply chain organizations across a broad range of industries.  He has applied that experience in multiple frac sand sourcing and transportation projects on behalf of PLG clients.


  • Jim Summers

    Jim Summers

    H2O Midstream LLC

    Jim Summers is the CEO of H2O Midstream, a midstream energy company focused exclusively on water. A 25-year veteran of the oil and gas industry, Summers held senior leadership positions at Conoco and BP before moving into the world of private equity backed start-ups. Prior to launching H 2 O Midstream, he led ERM’s integrated water management practice where he worked with E&P clients throughout North America to develop long term water management strategies. Summers was also the chief operating officer for Energy Water Solutions, where he was responsible for the design, integration and operation of advanced water treatment technologies within the oil and gas industry.

  • Teff.Cody

    Cody Teff

    Shell Oil Co.
    General Manager, Well Discipline

    Cody Teff, General Manager for Well Discipline for Shell Oil Co., was previously well operations manager based in Pennsylvania, managing drilling and completions in the Marcellus and Utica formations, and completions and well-interventions engineering team leader. Prior, he worked on exploration drilling and planning for waters offshore Alaska; prioritization coordinator on the capital investment program for the Americas region; and a well-intervention engineer based in New Orleans. Prior to joining Shell, he was an operations engineer for Unocal Corp., focused on the Gulf of Mexico shelf, and an engineering technician for Questa Engineering Corp. Teff received his bachelor’s degree in Petroleum Engineering from the Colorado School of Mines.

  • Chris Tennant

    Chris Tennant

    EnLink Midstream LLC
    Senior Vice President of Commercial - NGL & Crude

    Chris Tennant is Senior Vice President, Commercial for EnLink Midstream, a role in which he is responsible for leading the commercial functions of EnLink’s NGL and crude oil teams. His primary responsibilities include supply acquisition, commercial management of fractionation and logistics assets, downstream delivery of purity products, and business development. 

    Mr. Tennant joined EnLink Midstream’s predecessor, Crosstex Energy, in 2010 and has over 20 years of experience in the natural gas liquids marketplace. During his career, he has held management positions focused on developing and optimizing markets around both owned assets and contracted commercial positions. Previously, Mr. Tennant worked for Chevron Products as team leader of LPG - Global Supply & Trading, where he managed domestic U.S. production and positions, the development of commercial points-of-view and global trading strategies. Before that, Mr. Tennant worked at Dynegy as regional manager – Natural Gas Liquids for the Southwest and Western U.S. regions. Prior to entering the energy industry, Mr. Tennant held a number of financial positions, including regional assistant controller for Cardinal Health Pharmaceuticals.

    Mr. Tennant holds a Bachelor of Business Administration from Baylor University.

  • Hunter Wallace

    Hunter Wallace

    Atlas Sand Company LLC
    Chief Operating Officer

    Prior to joining Atlas Sand, Hunter was a member of the newly formed ATX Energy Partners (formerly Brigham Resources Team) as their VP of Operations.  Hunter had been a part of the successful Brigham Resources Company as the Drilling and Completions Manager, where he was in charge of planning and executing all 58 grassroots wells of the company in the very Southern edge of the Delaware Basin; these efforts culminated in a successful sale of the assets to Diamondback Energy in 2017 for $2.55 billion.  Prior to that Hunter served as a Senior Drilling Engineer for Pioneer Natural Resources on South Texas Eagle Ford Team, and before that was a Drilling Engineer for XTO Energy in East Texas working mostly the Bossier, Cotton Valley, and Haynesville pay zones.  Hunter received a B.S. in Petroleum Engineering from Texas A&M.

  • James Wallis

    James Wallis

    NGP Energy Capital Management

    Mr. Wallis joined NGP in 2017 and serves as a Partner in the Houston office, where he concentrates on NGP’s transaction sourcing and execution as well as the monitoring of active portfolio companies. 

    Previously, Mr. Wallis was a Managing Director with Lime Rock Partners, which he joined in 2007. His primary focus was on North American E&P and oilfield service opportunities. Prior to joining Lime Rock, Mr. Wallis worked in the energy investing banking groups of Merrill Lynch and Petrie Parkman & Co. 

    Mr. Wallis received a B.B.A. in Finance from The University of Texas at Austin, where he was a member of the Business Honors Program.

  • whitley-mark

    Mark Whitley

    Chisholm Energy Holdings LLC

    Mark Whitley has over 40 years of experience in oil and gas engineering and operations. He has been actively involved in the shale development in the United States over the last 20 years. Mr. Whitley has led teams that were instrumental in developing techniques to economically develop the Barnett Shale in North Texas and the Marcellus Shale in the Appalachian Basin. Most recently, he was Senior Vice President of Range Resources in Fort Worth, Texas from 2005-2012. There he led the development of the Marcellus and put together Range’s entrance into the Barnett Shale. Prior to his time with Range, Mr. Whitley served as Vice President, Operations for Quicksilver Resources where he assembled the team to begin Quicksilver’s work in the Barnett Shale. From 1997 to 2002, Mr. Whitley served as Vice President and General Manager for Mitchell Energy in North Texas leading the team that developed the completion stimulation techniques that unlocked the shale gas potential of the Barnett Shale. He held a similar position with Devon Energy after the acquisition of Mitchell. While at Mitchell, Mr. Whitley served in other operation and engineering roles from 1982 to 1997. Prior to this, he held production and reservoir engineering positions with Shell Oil from 1975 to 1982. Mr. Whitley holds a BS in Chemical Engineering from Worcester Polytechnic Institute and a MS in Chemical Engineering from the University of Kentucky. He serves as a member of the Board of Directors of Rubicon Oilfield International. He has served as an advisor to Warburg Pincus over the last two years.

  • R. Colby Williford

    R. Colby Williford

    Rosehill Resources Inc.
    Vice President of Land


    R. Colby Williford, vice president of land for Rosehill Resources Inc., has nearly 30 years of petroleum land management experience, including field and in-house positions in Texas, Louisiana, Oklahoma, New Mexico, Colorado and Wyoming. Prior to joining Rosehill in 2017, Williford was vice president of land for Tema Oil & Gas Co., Momentum Oil & Gas LLC, Centurion Exploration Co. and America Capital Energy Corp., the U.S. and gas subsidiary of China-based ZhongRong Group. He began his career in 1985 as a field landman for small to mid-size companies and transitioned to providing A&D due diligence, land management and contract negotiation. Williford holds a BBA in International Business from the University of Houston.

  • Brian Zwart

    Brian Zwart

    Percussion Petroleum LLC
    Executive Vice President, Engineering & Co-Founder

    Brian Zwart, executive vice president-engineering and co-founder of Percussion Petroleum LLC, was a senior reservoir engineer at Rockcliff Energy where his responsibilities included evaluating reservoir characteristics, production performance, and completion techniques. Prior to Rockcliff, Zwart was a reservoir engineer in the Ark-La-Tex and Midcontinent at Quantum Resources Management. Zwart began his career at Devon Energy Corp., serving in various engineering roles. Zwart holds a B.S. in Petroleum Engineering from The University of Texas at Austin.