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  • Josh Adler

    Josh Adler

    Sourcewater Inc.

    Joshua Adler is the founding CEO of Sourcewater, the water exchange for the energy ecosystem, which he conceived in the Massachusetts Institute of Technology’s Energy Ventures program. Sourcewater’s mission is to use I.T., data and markets to reduce the primary cost and impact of upstream energy production: Water. Mr. Adler is a successful entrepreneur and angel investor who has founded energy, real estate, medical technology, and internet companies and was a U.S. Treasury official for President George W. Bush. He is a graduate of Yale University and MIT and resides in Houston, Texas.

  • atherton-chris

    Chris Atherton

    EnergyNet LLC

    Chris Atherton is the CEO of EnergyNet, Inc. EnergyNet is an oil and gas asset acquisition and divestiture firm specializing in auction sales, sealed bid transactions and government lease sales. Chris has been part of the EnergyNet team since 2002. He has been actively involved as the firm has completed over $6B in transactions including sell-side mandates from thousands of Exploration and Production clients. Chris leads a multi-disciplinary team of 50 professionals specializing in engineering, land, technical, business development, marketing, IT and administration. Chris has 18 years of experience in the energy industry. Chris graduated from Texas State in San Marcos with a business management and marketing degree. Prior to EnergyNet, Chris worked at the Enron Corporation in Houston, Texas Chris recently served as the Chairman of the Wildcatter’s Host Committee for the Texas Alliance of Energy Producers. Chris served as the Chairman for the SPE-Gulf Coast Section Business Development Study Group for three years. He is also an active member of the IPAA, Texas Energy Alliance, ADAM Houston, ADAM Permian and Houston Producer's Forum. Chris holds series 39, 22 and 63 SEC licenses.

  • Stephen Beck

    Stephen Beck

    Stratas Advisors
    Senior Director, Upstream

    Mr. Beck has over 20 years’ experience in energy and financial services including stints with Jefferies and Company and Moody’s Investor Service. Before joining Stratas Advisors, he held a leadership position with IHS Markit. Stephen’s responsibilities include leading the North American Shale Team in developing production forecasting and economic models. He is also involved in broader short-term and long-term forecasting efforts. Stephen received a bachelor of science in finance (minor in economics) from The Pennsylvania State University. He is a former member of the United States Marine Corps where he held the rank of Gunnery Sergeant.

  • coleman-stewart

    Stewart Coleman

    Pearl Energy Investments
    Managing Director

    Stewart Coleman is a Managing Director of Pearl Energy Investments. Prior to joining Pearl, Stewart was a Vice President in the Opportunistic Investments Group at Crestline Investors, a Fort Worth, Texas-based alternative asset manager. Before joining Crestline, Stewart was an Associate at Kelso & Company in New York, where he focused on evaluating investments in the upstream and midstream sectors. Stewart began his career as an Analyst in the investment banking division at Citigroup. Stewart holds a B.B.A. in Finance from the Business Honors Program from The University of Texas at Austin.

  • Greg Conrad

    Greg Conrad

    Global Oil and Gas Segment Leader

    Greg Conrad is the Global Oil and Gas Segment Leader at PeroxyChem LLC, with responsibility for business development, VigorOx Oil and Gas brand management and corporate contract negotiations. Prior to joining PeroxyChem, he worked in strategic business development and severed as CEO/Owner in a successful Oil and Gas service company. Notable is his three years as Vice President of Business Development for Nalco One Source, where he directed major business development and other partnering initiatives. Greg holds an Engineering of Science Bachelors degree in addition to an Associates of Business Management Degree from Wilson State University. He lives in Pocola Oklahoma with his wife Leisa. In his free time, Greg likes to hunt, fish and play golf.

  • davis-aaron

    Aaron Davis

    Fortuna Resources
    President & CEO, TNM Resources

    Aaron Davis is co-founder and CEO of Fortuna Resources and TNM Resources, private-equity backed E&P companies pursuing Permian Basin strategies.  Fortuna Resources quickly built two Delaware positions in 2016 and exited both in late 2016 and 2017 for more than $120 million.  Following the Transaction, Mr. Davis started TNM Resources, which currently focuses on both the Delaware Basin and Central Basin Platform in the Permian Basin.  Prior to Fortuna, Mr. Davis was a Reservoir Management Team Leader at Occidental Oil & Gas.  He is a graduate of both Rice University and UT Austin and is a registered Professional Engineer in the State of Texas.


  • Jason Downie

    Jason Downie

    Tailwater Capital
    Co-Founder & Managing Partner

    Mr. Downie has over 24 years of investment experience and co-founded Tailwater Capital in January 2013.  At Tailwater, Mr. Downie’s primary responsibilities include deal sourcing, execution, and monitoring of the Firm’s investments as well as management of the Firm.  He currently serves on the Board of Director for Southcross Holdings LP, TexStar Midstream Logistics LP, Align II Midstream Partners LP, Petro Waste Environmental LLP, Pivotal Petroleum Partners LP, Copperbeck Energy Partners LLC, E2 Energy Services LLC, Valiant Midstream LLC, Producers Midstream LP, Silver Creek Midstream LLC, Topsail Energy LP, Elevate Midstream Partners LLC, and Culberson Midstream LLC.  Prior to co-founding Tailwater Capital, Mr. Downie was a Partner with HM Capital and served on the Investment Committee.  He joined HM Capital from Rice, Sangalis Toole and Wilson, a mezzanine private equity firm, where he was an Associate.  Prior to Rice, Sangalis Toole and Wilson, Mr. Downie was an Associate in the Equity Trading Group with Donaldson, Lufkin & Jenrette, responsible for energy and transportation.  He earned both a BBA and MBA from the University of Texas at Austin.

  • Carrie Endorf

    Carrie Endorf

    Parsley Energy
    Vice President, Reservoir Engineering & Planning

    Carrie Endorf, vice president of reservoir engineering and planning for Parsley Energy Inc., joined the operator in 2014 as an engineer and was promoted to reservoir engineering manager in 2015. Prior, Endorf spent 12 years at Pioneer Natural Resources Co. in a variety of engineering roles, including facilities, operations, reservoir, and corporate budget and planning. She received her BS in Petroleum Engineering from Colorado School of Mines and an MS from the University of Colorado at Denver in Global Energy Management.

  • Amir Gerges

    Amir Gerges

    Shell Oil Co.
    General Manager, Permian

    Bio Coming Soon! 

  • gilmer-allen

    Allen Gilmer

    Drillinginfo Inc.
    Co-Founder & Executive Chairman

    Prior to co-founding Drillinginfo in 1999, Allen was an independent oilman for seven years, co-founding three profitable exploration & production companies. He began his oil patch career with Marathon Oil Corporation, as a geophysicist working in research, seismic acquisitions, and South American exploration. Allen is active in all aspects of Drillinginfo’s new product development and is widely recognized for his leadership and vision. He holds several patents in the field of component seismology. He earned a Bachelor of Arts degree in Geology from Rice University and a Master of Science in Geology from University of Texas at El Paso.

  • Cory Hall

    Cory Hall

    Aqua Terra Water Management
    President & CEO

    Cory Hall is the Chief Executive Officer, President and a Board Director of Aqua Terra Water Management, LP.  Cory joined Aqua Terra in July 2016 bringing 15 years of extensive water management experience to the company.  Prior to joining Aqua Terra, he was Founder and Managing Director of CJ Energy, LLC and CJ Energy Services, LLC.  Cory successfully led and managed CJ’s growth and development in water midstream, injection, sourcing and trucking throughout the Permian Basin.  Prior to that he was Partner in AmericaWest Energy Group, starting his career in energy with Packard Energy Group.  He received a BBA from Texas Tech University in Lubbock, Texas.

  • hiduke_mark

    Mark Hiduke

    PCORE Exploration & Production II LLC

    Mark Hiduke founded PCORE Exploration & Production in May 2014 with $100MM backing from Natural Gas Partners.  PCORE acquired over 5,000 net acres in the Midland Basin core, completed 4 horizontal Wolfcamp wells and then was acquired by Parsley Energy for $150MM in January 2016. PCORE returned 3.2x gross ROI and over 130% IRR to its investors.  Hiduke founded PCORE Exploration and Production II with a $200MM commitment from NGP in February 2016.  PCORE II currently has over approximately 40k gross acres located in Reeves and Pecos counties of the Delaware Basin.

    Prior to PCORE, Mr. Hiduke was Supervisor of Acquisitions & Divestitures at Pioneer Natural Resources.  In his time at Pioneer, he completed over $6 billion in A&D activity including the JV of Pioneer’s Eagle Ford asset with Reliance Industries and the Wolfcamp Shale JV with Sinochem. Mr. Hiduke also participated in the sales of Pioneer’s Alaska, Barnett and Tunisian assets.

    Prior to Pioneer, Mr. Hiduke was a financial analyst at Howard Frazier Barker Elliot, a valuation and investment banking firm based in Houston.  He also worked in the energy investment banking group of Toronto Dominion Securities in both Houston and Calgary.

    Mr. Hiduke has an M.B.A from the SMU Cox School of Business as well as a B.B.A. in Finance and a B.S. in Economics with Financial Applications from SMU.  He was a recipient of the Who’s Who in Energy award for 2014 & 2015 and Oil & Gas Investor’s 30 under 40. PCORE Exploration & Production was the recipient of the D Magazine M&A Deal of the Year award in 2017 for the sale to Parsley Energy.

  • Mark Houser

    Mark Houser

    University Lands

    Mark Houser began serving as the Chief Executive Officer of University Lands in March 2015. A part of the University of Texas System, University Lands manages both the surface and mineral rights to 2.1 million acres in the oil-rich Permian Basin of West Texas. Revenue from the development of these lands provides funding for more than twenty education and health institutions across both The University of Texas System and The Texas A&M University System. 

    Prior to working at University Lands, Mark was the Executive Vice President and Chief Operating Officer of EnerVest, Ltd., an acquisition focused upstream oil and gas company that operates in 16 states. He was also the President and Chief Executive Officer of EV Energy Partners (EVEP), an upstream master limited partnership of which EnerVest is the general partner. Mark was with EnerVest for nearly 16 years and still serves on the Board of Directors of EVEP. 

    Mark earned his Bachelor of Science degree in Petroleum Engineering from Texas A&M University and his Master of Business Administration from Southern Methodist University. He serves on several boards, including Chapelwood United Methodist Church, the Houston Methodist Hospital System, the Houston Methodist Research Institute, and the Texas A&M Department of Petroleum Engineering Advisory Board. 

    A native of Dallas, Mark and his wife, Lou, have four daughters and four granddaughters. They enjoy hunting and fishing at their ranch.

  • Mike Marziani

    Mike Marziani

    Tall City Exploration III LLC
    Executive Vice President & Chief Financial Officer

    Prior to joining Tall City, Mr. Marziani spent five years as an investment banker and Principal with Greenhill & Co., a boutique M&A advisory firm. He helped to found Greenhill’s Houston office and advised on a number corporate energy M&A transactions. Prior to his time at Greenhill, Mr. Marziani was a Vice President with Merrill Lynch and spent over five years in the Global Energy & Power investment banking team in Houston. While at Merrill Lynch, he was a member of transaction teams that completed over $6.5 billion in energy-focused M&A advisory transactions and over $13.5 billion in capital markets underwriting transactions. Prior to joining Merrill Lynch, he worked in a variety of petroleum and reservoir engineering roles for BP in Houston. Mike holds a B.S. in Mechanical Engineering from Rice University and received an M.B.A. with high honors from the McCombs School of Business at the University of Texas at Austin.

  • Allen May

    Allen May

    Scala Energy LLC
    Executive Vice President, Business Development & Exploration

    Allen May, executive vice president, business development and exploration, for Scala Energy LLC, is a veteran of the upstream industry, with 38 years of experience in exploration, operations management and business development. Most recently, May was vice president of business development for HighMount E&P, Denali Oil & Gas and Samson Investments and has been focused on domestic unconventional plays since 2009. He received his B.S. in Geophysical Engineering from the Colorado School of Mines.

  • 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.

  • Reed Olmstead

    Reed Olmstead

    IHS Markit
    Director, North American Onshore Research & Business Development

    Reed Olmstead is a Director with IHSMarkit’s Upstream Energy group. His work centers on the drivers and inhibitors to unconventional production in the most important existing and incubating plays in North America. He has been involved in North America research for six years in various capacities of asset and operator analysis. Recently, he has focused on the financial constraints to production and the implications for future supply as the industry wrestles to identify its role in global production. Prior to joining IHSMarkit, Reed spent time working in the Strategy and Finance department of a US independent producer. Reed holds a Mechanical Engineering degree from Baylor University and an MBA from Rice University.

  • Mark Patton

    Mark Patton


    Mark has over 25 years’ experience in the development, implementation, and operation of treatment technologies. Including the development of proprietary treatment systems. Mark’s oil and gas experience includes treatment systems at active and closed refineries and chemical plants, oilfields, gas plants and tank farms working with waters, wastewaters, drilling muds, tank bottoms and process residuals. Mark holds two patents for produced water management. Mark’s experience includes 15 years running his own company that owned and operated a fixed treatment facility as well as multiple mobile treatment systems working both nationally and internationally.

    Mark earned his B.S. in Chemical Engineering from the University of Southern California in 1985.

  • 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.

  • Kumar Ramurthy

    Kumar Ramurthy

    Halliburton Co.
    Director, North America Technology

    Dr. Muthukumarappan “Kumar” Ramurthy is the Director of Technology for Halliburton covering North America as part of Innovation and Technical Solutions Group. He joined Halliburton in 1998 as a field engineer; has about 20 years of conventional and unconventional reservoir and stimulation engineering experience with Halliburton. He has authored several SPE papers and is a co-author of “Coalbed Methane-Principles and Practices” a CBM book that was published in 2008. Also as co-author, he taught the course “Unconventional Reservoir Stimulation: CBM and Shales” to the oil and gas industry in the USA, Canada, India, Indonesia, Columbia and Australia.

    Dr. Ramurthy has served in several SPE technical committees and also serves as a technical editor for the SPE Production & Operations and SPE Reservoir Engineering Journals. Dr. Ramurthy received his Bachelor of Engineering in Mechanical Engineering from India, M. S. in Petroleum Engineering from Mississippi State University and his doctorate in Petroleum Engineering from the University of Wyoming.

  • Bridget Scanlon

    Bridget Scanlon

    University of Texas at Austin
    Senior Research Scientist; Director, Sustainable Water Resources Program

    Bridget Scanlon is a Senior Research Scientist at the Bureau of Economic Geology, Jackson School of Geosciences, University of Texas at Austin. Her degrees are in Geology with a focus on hydrogeology with a B.A. Mod. from Trinity College, Dublin (1980); M.Sc. from the Univ. of Alabama (1983), and Ph.D. from the Univ. of Kentucky (1985). She has worked at the Univ. of Texas since 1987. Her current research focuses on the interdependence of water and energy, focusing on water quantity aspects. Her group has examined water use for hydraulic fracturing in the Permian Basin and regional impacts on water sources. They have also quantified produced water volumes and injection zones. This work is part of a large U.S. program examining water issues related to induced seismicity and potential for produced water reuse. She serves an Associate Editor for Water Resources Research and Environmental Research Letters and has authored ~ or co-authored ~100 publications. Dr. Scanlon is a Fellow of the American Geophysical Union and the Geological Society of America and a member of the National Academy of Engineering.

  • Spicer_Matt

    Matthew Spicer

    San Mateo Midstream
    Senior Vice President & General Manager
    Mr. Spicer serves as Senior Vice President and General Manager of San Mateo Midstream and has primary responsibility for the day-to-day management and operations of the company. He also serves as Senior Vice President of Midstream for Matador Resources Company. Mr. Spicer joined Matador Resources Company in March 2014. Prior to joining Matador Resources Company, Mr. Spicer served as the Director of Flight Operations for L-3 Unmanned Systems, also serving in various roles including as Program Manager and in Business Development during his tenure with L-3, which began in 2011. Mr. Spicer served in the United States Marine Corps from 1991 to 2014, both in active duty and as a reservist, before his retirement as a Lieutenant Colonel in 2014. Mr. Spicer received a Bachelor of Science degree in Manufacturing Engineering Technology from Central Michigan University in 1991.
  • Alan Van Reet

    Alan Van Reet

    Pioneer Water Management
    Construction & Operations Manager

    Alan Van Reet is the Construction and Operations Manager for Pioneer Water Management, a premier water management team in the Permian. He currently leads the engineering design, construction, and operations associated with supplying sustainable water sources to support Pioneer’s drilling and completions operations in the Midland Basin. He is responsible for optimizing the infrastructure and service execution by leveraging engineering expertise and automation technology as well as focusing efforts on environmental stewardship and safety

    Alan was part of the initial team that created Pioneer Water Management in 2014. Alan specializes in leading and developing teams that demonstrate strong performance, particularly in technical and integrated operations. Prior to joining the water team, Alan held leadership and engineering positions in Pioneer’s facility, operations, and drilling groups working in the Permian, Eagle Ford, Mid-Continent, and Tunisia. Prior to joining Pioneer, Alan served six years as a submarine officer in the United States Navy gaining the proud traditions and experience of both the Silent Service and the Naval Nuclear Power Program. Alan holds a Bachelor of Science in Systems Engineering from the United States Naval Academy and Master of Science in Mechanical Engineering from the Naval Postgraduate School.


  • Katherine Rojas

    Katherine Rojas

    Water Business Manager

    Katherine Rojas is the water business manager for Schlumberger OneSurface SM, a position she assumed in February 2018. Rojas is leading the ongoing expansion of OneSurface’s produced water business with a focus on the United States land market. Her responsibilities for the produced water product and service lines include technology identification and development.

    Prior to her current position she was North America business development manager for OneSurface, a role that involved understanding customer needs and evaluating how the company’s product portfolio, including leading technologies from the Schlumberger acquisition of Cameron, would be positioned in the market to meet evolving customer needs.

    Rojas joined Schlumberger in 2002 as a field engineer in North Africa. Since then she has held a series of technical and commercial positions across multiple locations in North America, including Texas, Alaska and Canada, and overseas covering both high-tier and high-volume markets.

    Rojas holds a bachelor’s degree in geology from the University of Leeds in the UK and a master’s and PhD in petroleum geochemistry from Newcastle University. She has been an active member of the Schlumberger Foundation Faculty for the Future selection panel since 2015.

  • Patrick Walker

    Patrick Walker

    Goodnight Midstream, LLC

    Patrick Walker is co-founder and CEO of Goodnight. After starting his career in consulting and investment management, Patrick became the manager of a family owned independent operator in the Texas Panhandle in 2006 and began buying non-operated working interests in 2009.  An interest in North Dakota led to Goodnight’s inception in 2011.  Patrick earned a BA from the University of Texas and an MBA from Stanford.

  • James Walter

    James Walter

    Colgate Energy LLC

    James Walter is the Co-CEO of Colgate Energy, a Midland-based E&P company with operations in the Permian Basin. Colgate was formed in 2015 and has raised over $400 million in equity commitments from Pearl Energy Investments and Natural Gas Partners. The company has aggregated 27,000 Net acres in the core of the Delaware Basin and is currently operating 2 horizontal rigs in Reeves County. Prior to founding Colgate, Mr. Walter worked at Denham Capital where he focused on private equity investments in the oil and gas sector.  Prior to that he was with the Boston Consulting Group where he advised upstream clients. He graduated Phi Beta Kappa from the University of Texas at Austin where he received a B.B.A. in Finance and a B.A. degree in Plan II Honors.

  • Gretchen Watkins

    Gretchen Watkins

    Shell Oil Co.

    Gretchen Watkins is the incoming US Country Chair and President of Shell Oil Company, with effect from January 2019. In this role, she will oversee the strategic integration of all Shell businesses in the US and lead the US Country Coordination Team.

    Gretchen will continue her current role as Executive Vice President of Shell’s Upstream Unconventionals business, overseeing the global exploration, development, and production of Shell’s unconventional oil and gas portfolio.

    Gretchen previously served as the Chief Executive Officer of Maersk Oil. Appointed CEO in October 2016 following two years as Chief Operating Officer. Gretchen also served as a non-executive director for Atkins

    Gretchen graduated from The Pennsylvania State University with a bachelor’s degree in Mechanical Engineering and has had executive education at Cambridge and Stanford Universities.

  • Phil Webb

    Phil Webb

    Surge Energy
    Chief Operating Officer

    Mr. Webb joined Surge Energy as COO in May 2015. Mr. Webb has ~38 years of domestic and international oil and gas experience. Prior to joining Surge, Mr. Webb was Vice President East Region at Denbury Resources, a position he held for three years. Preceding that, Mr. Webb held various management, engineering and operating positions during his 31 year tenure at ConocoPhillips, most recently serving as Vice President of Operations at ConocoPhillips Indonesia. Mr. Webb received his BS in Petroleum Engineering from Louisiana Tech University. 

  • Bill Zartler

    Bill Zartler

    Solaris Water Midstream, LLC

    Bill Zartler is the Chief Executive Officer and Chairman of Solaris Midstream Holdings, LLC. Bill also serves as the Chairman of Solaris Oilfield Infrastructure,Inc. (NYSE: SOI), a company he founded in 2014.  Bill served as Solaris Oilfield Infrastructure, LLC’s Chief Executive Officer until early 2017.  

    Bill brings 28 years of experience to Solaris Midstream, with an extensive background in both energy investing and managing growth businesses. Prior to founding Solaris Oilfield Infrastructure, Bill was a Founder and Managing Partner of Denham Capital Management, a $7+ billion global energy and commodities private equity firm. He led Denham’s global investing activity in the midstream and oilfield services sectors and served on the investment and executive committees. While at Denham, Bill served on the boards of numerous portfolio companies, including NGL Energy Partners (NYSE:NGL), Gulf Atlantic Operations, Kitimat LNG, Freebird Gas Storage, Cadre Proppants, MS Energy Services and Greene’s Energy Group. Previously, Bill held the role of Senior Vice President and General Manager at Dynegy Inc., building and managing the natural gas liquids business. Prior to that he held the roles of Feedstock Trading Manager and Business Analyst at Dow Hydrocarbons and Resources.

    He received a Bachelor of Science in Mechanical Engineering from The University of Texas at Austin and a Master of Business Administration from Texas A&M University. He completed the Stanford Business School Executive Program and serves on the advisory board of the Cockrell School of Engineering at The University of Texas at Austin.