Delta Oil & Gas is led by a wealth of knowledge and decades of experience in the oil and natural gas industry.
Gregory S . Thomas
President and CEO
Greg joined Delta in 2002 as Vice President and COO. He assumed the role of President and CEO in 2012. Prior to coming to Delta, Greg was the Director of Marketing and Origination for Energy USA, TPC in Houston and a natural gas trader for Dynegy in Houston, TX. Greg holds a Bachelor of Science in Geology from Texas Christian University and a MBA in Finance from the University of St. Thomas in Houston. Greg is an Eagle Scout and is active with the Boy Scouts on the troop, council and national levels.
President and CEO
Greg joined Delta in 2002 as Vice President and COO. He assumed the role of President and CEO in 2012. Prior to coming to Delta, Greg was the Director of Marketing and Origination for Energy USA, TPC in Houston and a natural gas trader for Dynegy in Houston, TX. Greg holds a Bachelor of Science in Geology from Texas Christian University and a MBA in Finance from the University of St. Thomas in Houston. Greg is an Eagle Scout and is active with the Boy Scouts on the troop, council and national levels.
Erik Dyson
Chief Operating Officer
Erik Dyson joined Delta in 2022 as the Chief Operating Officer and is located at the Breckenridge office. Erik has over 30 years of experience in Upstream, Midstream and Downstream Oil and Gas. Erik is primarily focused on the financial and day to day business operations for Delta and brings significant overseas and US experience in growing and managing the profitability of a firm’s holdings. Erik is an Eagle Scout from the Sam Houston Area Council and active in philanthropic activities in Texas.
Chief Operating Officer
Erik Dyson joined Delta in 2022 as the Chief Operating Officer and is located at the Breckenridge office. Erik has over 30 years of experience in Upstream, Midstream and Downstream Oil and Gas. Erik is primarily focused on the financial and day to day business operations for Delta and brings significant overseas and US experience in growing and managing the profitability of a firm’s holdings. Erik is an Eagle Scout from the Sam Houston Area Council and active in philanthropic activities in Texas.
Jeremy Beneze
Controller
Jeremy joined Delta in 2022. Prior to Delta, Jeremy was the Controller of Dorchester Minerals L.P. and successfully led an amazing team, accounting for distributions to unitholders of approximately $400,000,000. Additional positions held include public accounting, internal audit, and financial reporting within Midstream and Upstream oil and gas companies, both private and publicly traded. Jeremy is a graduate of Texas Tech University and a Certified Public Accountant. Jeremy is active in the Fort Worth community and is a member of Texas Society of CPAs, Financial Executives International, the Rotary Club of Fort Worth, and American Legion Post 379.
Controller
Jeremy joined Delta in 2022. Prior to Delta, Jeremy was the Controller of Dorchester Minerals L.P. and successfully led an amazing team, accounting for distributions to unitholders of approximately $400,000,000. Additional positions held include public accounting, internal audit, and financial reporting within Midstream and Upstream oil and gas companies, both private and publicly traded. Jeremy is a graduate of Texas Tech University and a Certified Public Accountant. Jeremy is active in the Fort Worth community and is a member of Texas Society of CPAs, Financial Executives International, the Rotary Club of Fort Worth, and American Legion Post 379.
Harley Clark
Drilling & Workover Manager
Harley joined Delta in 2008. Prior to Delta, Harley had the privilege to have worked as a Production/ Workover Manager for several independent Oil & Gas Operators acquiring 35 plus years of experience in new well completions, workovers procedures, drilling operations, production management, field development, along with the day-to-day operations of the Oil & Gas Industry. Harley attained numerous hours of instructional training in many aspects of the Oil & Gas Industry throughout his career.
Drilling & Workover Manager
Harley joined Delta in 2008. Prior to Delta, Harley had the privilege to have worked as a Production/ Workover Manager for several independent Oil & Gas Operators acquiring 35 plus years of experience in new well completions, workovers procedures, drilling operations, production management, field development, along with the day-to-day operations of the Oil & Gas Industry. Harley attained numerous hours of instructional training in many aspects of the Oil & Gas Industry throughout his career.
William (Bill) Stephens
Director of Earth Science
Over the past 40 years Bill’s primary focus has been on exploration of the Pennsylvanian System across the Midland Basin’s Eastern Shelf and the Red River/Matador Arch. He utilizes a regional approach based on sequence stratigraphy, petroleum systems concepts and basin analysis, with integration of regional structural and seismic interpretations. These studies have led to numerous new field discoveries and extensions, as well as successful development and/or waterflooding of a diversity of significant properties. He remains active in the American Association of Petroleum Geologists, the AAPG Southwest Section.
Director of Earth Science
- AAPG Certified Petroleum Geologist #4445
Over the past 40 years Bill’s primary focus has been on exploration of the Pennsylvanian System across the Midland Basin’s Eastern Shelf and the Red River/Matador Arch. He utilizes a regional approach based on sequence stratigraphy, petroleum systems concepts and basin analysis, with integration of regional structural and seismic interpretations. These studies have led to numerous new field discoveries and extensions, as well as successful development and/or waterflooding of a diversity of significant properties. He remains active in the American Association of Petroleum Geologists, the AAPG Southwest Section.
Jeanie Stephens
Director of Land Services
Prior to joining Delta’s team full time in 2018, as Director of Land Services, Jeanie worked on many of Delta’s key projects for the previous 25 years as a contracted landman. She brings over 40 years of professional land title experience and strives to build successful working relationships with land and mineral owners. Jeanie has served Stephens County and the surrounding areas thru youth sports programs, junior livestock exhibitions, civic boards, community outreach programs, West Texas Rehab Center events, as a Trustee of Breckenridge ISD for 10 years and as a Director of ResourceCare’s six community health care centers since 2005.
Director of Land Services
Prior to joining Delta’s team full time in 2018, as Director of Land Services, Jeanie worked on many of Delta’s key projects for the previous 25 years as a contracted landman. She brings over 40 years of professional land title experience and strives to build successful working relationships with land and mineral owners. Jeanie has served Stephens County and the surrounding areas thru youth sports programs, junior livestock exhibitions, civic boards, community outreach programs, West Texas Rehab Center events, as a Trustee of Breckenridge ISD for 10 years and as a Director of ResourceCare’s six community health care centers since 2005.
John "Bryan" Ward
Petroleum Engineer
Bryan joined Delta in 2017 as a petroleum engineer. He is heavily involved in all aspects of the drilling, workover, and production departments. He also evaluates outside projects and prospects. Bryan graduated from Texas Tech University in May of 2017 with a Bachelor of Science degree in Petroleum Engineering.
Petroleum Engineer
Bryan joined Delta in 2017 as a petroleum engineer. He is heavily involved in all aspects of the drilling, workover, and production departments. He also evaluates outside projects and prospects. Bryan graduated from Texas Tech University in May of 2017 with a Bachelor of Science degree in Petroleum Engineering.
Brittnee Brannan
Petroleum Geologist
Brittnee began her career with Delta in 2011 after graduating from the University of Texas of the Permian Basin. Since becoming a member of Deltas’ team, she has helped to build and develop geologic and seismic databases and her exploration career focus has been primarily on the development of Lower Pennsylvanian limestones and sandstones into the Fort Worth Basin and on the Eastern Shelf of the Midland Basin. She became a Texas Licensed Professional Geoscientist in 2016 and is an active member and volunteer of several geological societies.
-State of Texas Professional Geoscientist # 11735
Petroleum Geologist
Brittnee began her career with Delta in 2011 after graduating from the University of Texas of the Permian Basin. Since becoming a member of Deltas’ team, she has helped to build and develop geologic and seismic databases and her exploration career focus has been primarily on the development of Lower Pennsylvanian limestones and sandstones into the Fort Worth Basin and on the Eastern Shelf of the Midland Basin. She became a Texas Licensed Professional Geoscientist in 2016 and is an active member and volunteer of several geological societies.
-State of Texas Professional Geoscientist # 11735
Steve Whitmire
Director of Field Operations
Steve joined Delta in 2006. He has spent the majority of his time in the production management side of the business. Along with production management, he has years of experience in field development and the day-to-day operations of the Oil & Gas Industry. Steve has attained numerous hours of instructional training in all aspects of the Oil & Gas Industry.
Director of Field Operations
Steve joined Delta in 2006. He has spent the majority of his time in the production management side of the business. Along with production management, he has years of experience in field development and the day-to-day operations of the Oil & Gas Industry. Steve has attained numerous hours of instructional training in all aspects of the Oil & Gas Industry.
Dana Glover -Smith
Director of Safety & Environmental
Dana joined Delta in 2023 as the Director of Safety and Environmental. Dana has 30 years’ experience in General Construction, Surface Mining, Aggregates and Ready Mix Concrete. Dana is a Certified Mine Safety Professional. Dana holds a Bachelor of Arts Degree from Northeastern State University in Psychology and Industrial Technology. Dana’s focus is to build and maintain a safety and environmental program throughout the organization. Dana serves her community as a board member of the Boy Scouts of America Longhorn Council, a board member of the Slaughter Family Arts Awards and other fine arts organizations in the Forth Worth area.
Director of Safety & Environmental
Dana joined Delta in 2023 as the Director of Safety and Environmental. Dana has 30 years’ experience in General Construction, Surface Mining, Aggregates and Ready Mix Concrete. Dana is a Certified Mine Safety Professional. Dana holds a Bachelor of Arts Degree from Northeastern State University in Psychology and Industrial Technology. Dana’s focus is to build and maintain a safety and environmental program throughout the organization. Dana serves her community as a board member of the Boy Scouts of America Longhorn Council, a board member of the Slaughter Family Arts Awards and other fine arts organizations in the Forth Worth area.