Our Team

The Vantage management team is a skilled group of oil and gas professionals. The founders started the company to pursue the acquisition and development of unconventional natural gas projects, predominantly shale gas onshore in North America.

The management team is listed below. Click on the name to see full bio.

Roger J. Biemans – Chairman and CEO

Roger J. Biemans

Chairman and CEO

Roger J. Biemans has served as Chairman and CEO of Vantage I and Vantage II since their founding in 2006 and 2012, respectively. Prior to co-founding Vantage I, he was President of EnCana Oil & Gas (USA) Inc. from 2000 through 2006 and from 1996 through 2000 Vice-President & Team Lead for AEC Oil & Gas (EnCana Corp) in Alberta, Canada. Mr. Biemans began his career with AEC Oil & Gas in 1982 after which he spent five years with Saskoil (Wascana) in senior engineering positions and six years with the City of Medicine Hat responsible for the utility owned oil and gas upstream assets. Mr. Biemans holds a BSc in Mechanical Engineering from the University of Calgary.

Tom B. Tyree, Jr. – President and CFO

Tom B. Tyree, Jr.

President and CFO

Thomas B. Tyree, Jr. has served as President and Chief Financial Officer of Vantage I and Vantage II since their founding in 2006 and 2012, respectively. Prior to co-founding Vantage I, he was Chief Financial Officer of Bill Barrett Corporation from 2003 through 2006 with responsibility for finance, treasury, accounting, internal audit and other functions. From 1989 through 2003, Mr. Tyree served as a Managing Director in the Investment Banking Division at Goldman, Sachs & Co. Mr. Tyree began his career with Bankers Trust Company in 1983 as an Associate in Corporate Finance. Mr. Tyree holds an MBA from the Wharton School at the University of Pennsylvania in Finance and Entrepreneurial Management and a B.A. from Colgate University in Economics and Philosophy.

John J. Moran, Jr. – VP Operations

John J. Moran, Jr.

VP Operations

John J. Moran, Jr. has served as Vice President of Operations for Vantage I and Vantage II since April 2011 and Senior Engineer since joining the company in March 2007. John oversees the cost efficient execution of drilling, completion, and production operations and EHS and regulatory functions in the company’s Marcellus and Barnett Shale assets. Prior to joining Vantage, Mr. Moran served as Drilling Lead for EnCana Oil & Gas from July 2000 to March 2007, providing engineering, regulatory oversight, and project management functions in the drilling of over 1,000 development wells in the company’s Piceance Basin asset in Western Colorado. Mr. Moran began his career with Marathon Oil Company in March 1987, and performed a variety of production, completion, and drilling engineering assignments in several Gulf Coast and International locations, before finally serving as Drilling Superintendent from July 1997 to December 1999, when he managed the company’s Rocky Mountain Region development activities. Mr. Moran holds a BS in Petroleum Engineering from Montana Tech University.

W. Worth Carlin – VP Land

W. Worth Carlin

VP Land

W. Worth Carlin has served as Vice President of Land for Vantage I and Vantage II since October 2012. Prior to joining Vantage, he served as Vice President, Land for Range Resources-Appalachia based in Canonsburg, PA, from February 2009 until October 2012 and was responsible for all land activities related to Range’s Marcellus Shale assets. Prior to his service with Range, Mr. Carlin worked for various upstream exploration and production companies over the past 35 years as a landman, including EnCana Oil & Gas, Kerr-McGee and Sun Oil/Oryx Energy companies, primarily in Texas. Mr. Carlin is a 1977 graduate from the University of Texas at Austin with a BBA in Petroleum Land Management.

Mike L. Hopkins – VP Midstream

Mike L. Hopkins

VP Midstream

Mike L. Hopkins has served as the Vice President of Midstream for Vantage I and Vantage II and has managed Vista since February 2013. Prior to joining Vantage, he served as the Director of Engineering and Construction for Williams Midstream, a Tulsa based midstream company, from December 2009 until January 2013 and began his career at Williams in 1992. Mr. Hopkins holds a BS in Mechanical Engineering from the Colorado School of Mines and an Executive Management Certification from Case Western Reserve University.