Who we are

We are an exploration and production company founded in 2017 and headquartered in Tulsa, OK.

Our Experience

Our team has a combined 260+ years of oil and gas experience.

At Sage we have built a team of experienced and talented oil and gas professionals to execute accretive transactions, maintain a disciplined focus on operations, drive value accretion through advanced analysis and deployment of technology, and achieve high ESG performance. Our team has a combined 260+ years of experience in the oil and gas industry across 19 states, most U.S. basins, and three countries. With more than 2,600 wells drilled, collectively, we have a broad range of geologic, technical, operational, and organizational expertise.

Our Team

Gavin McQueen

President & CEO

Mr. McQueen has 15 years of industry experience in many areas. He brings a high level of technical expertise, business acumen, and drive to the Sage team ensuring all functions work together to proactively add value and manage risk.

He started his oil and gas career learning operations in the oilfields of West Texas, then operations in the Haynesville and Bakken Shales. Mr. McQueen has led a full development team in the Powder River Basin across 300,000 net acres. Later he served as Corporate Planning Leader managing Samson’s asset portfolio and capital development budget and operational restructuring. His final role was Production Manager for Samson’s East Division, where he maintained production on over 3,000 operated wells from Texas to Mississippi before leaving to start Sage with Mr. John Hale. Prior to Samson, he served as an operations engineer with XTO Energy in the Permian Basin. Mr. McQueen received a B.S. degree in Petroleum Engineering from Texas A&M University minoring in Geology.

Keith McCullough

Vice President of Operations

Mr. McCullough has worked in the oil and gas industry for over 47 years successfully engineering and managing drilling, completion, and production operations in five states across numerous basins from Alabama to New Mexico.

He began his career in 1974 with Getty Oil Company in Lafayette, Louisiana, and then Mobile, Alabama as an operations engineer working the shallow, sweet, and permeable sandstones of the Upper Gulf Coast to the sour crude and retrograde condensate carbonate reservoirs of Mississippi and Alabama. In 1979 following two years working as a reservoir engineer in Houston, Mr. McCullough returned to operations joining TXO Production Corp, which was acquired by Marathon Oil in 1990. During this time, he held various positions from Area Engineer to Drilling and Production Manager handling operations along the Texas Gulf Coast in the Gidding Field and in the East Texas Basin including the deep, sour, and high-pressure Cotton Valley Reef Play. He continued working in East Texas for Sulphur River Exploration as Operation Manager from 2000-2007 focused on sour oil and gas production across the Mexia-Talco fault trend and expanded development in the Cotton Valley Lime in the Gilmer Field. In 2007 he began working in the Permian Basin managing the transition from vertical well to horizontal well completions in the Bone Springs and Wolfcamp Shale as Completions Superintendent for Cimarex Energy. In 2011 he returned to East Texas as Completions and then Production Superintendent for Samson Resources managing completions activity and production operations in East Texas and North Louisiana in the Haynesville shale and Cotton Valley Sand formations. In 2017 he joined Sage Natural Resources as Vice President of Operations as the company acquired and began the development of our current assets predominantly in the Barnett Shale of the Fort Worth Basin. Mr. McCullough received a B.S. degree in Petroleum Engineering from Marietta College.

Bob Grabb

Vice President of Geosciences

Mr. Grabb is a Registered Petroleum Geologist with over 30 years of experience in the oil and gas industry. Before Sage, he served as a Sr. Geologic Advisor for Samson Energy Company from 2014 to 2017 and Exploration Manager for Samson Resources from 2007 to 2014. Prior to Samson, he served as a geologist for Newfield Exploration from 2003 to 2007.

Mr. Grabb was an integral member of the Newfield Exploration team that conceptualized and commercialized the resource plays that drove Newfield’s growth. Mr. Grabb has exploration and development experience in multiple basins (North Slope, Bakken, PRB, Rockies, Granite Wash, Arkoma, ETX), and in addition to Samson and Newfield, he previously worked at Texaco, MAPCO, and CENEX, and is on the board of directors for Northern Oil & Gas. Mr. Grabb received B.S. and M.S. degrees in Geology from Montana State University.

Carey Perry

Vice President of Drilling

Mr. Perry has worked on the drilling side of the oil and gas industry in both service and operator capacities from Alaska to the Gulf of Mexico for over 30 years. In 1991, after serving in the Navy, Carey started his career working in Prudhoe Bay, Alaska for BP’s drilling tool services while going to college. He took a job with Halliburton in 1997 and worked in a design engineering role with their drill bit company Security DBS. During that time Carey’s PDC bit designs stood out and set world records for a single bit run footage.

Carey has authored SPE papers and published World Oil articles on PDC bit design innovation. In 2005, Carey took a job with Newfield Exploration as a Drilling Engineer managing multiple drilling rigs in the Woodford Shale play of southeastern Oklahoma. Since then, Carey has held positions as Senior Drilling Engineer, Drilling Team Lead, and Drilling Manager for large and small operators such as Petrohawk, Encana, Samson Resources, Headington, and ETX. During that time, he has drilled over 300 wells in nearly all basins in the Midcontinent of the U.S. employing the latest in drilling technologies. Carey focuses on delivering the safest, most efficient, highest producing wells possible by working closely with multi-disciplined teams at all technical levels. Carey received his B.A. in Economics from the University of Georgia in 1996. Carey is an active member of the Society of Petroleum Engineers and the American Association of Drilling Engineers.

Jason Tackett

Vice President of Corporate Planning & ESG

Mr. Tackett has worked in the oil and gas industry helping organizations effectively manage risk and improve performance, including initiatives and operations across 11 states, the Gulf of Mexico, and internationally (VEN, CAN, AUS) since 1997. Mr. Tackett started his career learning field operations in California’s central valley at Aera Energy (ExxonMobil-Shell JV). He later moved back home to Tulsa, joining Samson Resources where he served in various EHS advisory and management roles over the next 13 years.

At Samson, he helped the organization shift its EHS culture, improve field execution, and was an integral team member in many organizational, offshore, and international projects. Prior to joining Sage, he served as HSE Manager for Explorer Pipeline. Mr. Tackett focuses on ESG, public relations, government affairs, operational planning, and risk mitigation at Sage. He received his B.S. degree in Fire Protection & Safety Engineering Technology from Oklahoma State University, M.S. degree in Occupational Safety Technology from East Carolina University, and holds multiple industry-recognized certifications related to quality, risk management, and ESG.

Julie Huber

Vice President of Land and Business Development

Mrs. Huber has worked in the Oil and Gas Industry for 28 years. Most of her career was spent working Samson Resources Company’s Texas Panhandle Assets. Mrs. Huber graduated from Oklahoma State University in 1990 with a Bachelor of Science in Political Science and from the University of Tulsa College of Law with a Juris Doctor.

Upon graduation from Law School, Mrs. Huber joined Samson Resources Company and worked basins across the United States including Mid-Continent, Gulf Coast and Rockies. She joined Sage Natural Resources in September, 2017. She is a member of the Oklahoma Bar Association and a CPL and member of AAPL and TAPL.

Matt Brown

Vice President of Accounting & Finance

Mr. Brown is a registered CPA in the state of Oklahoma with over 16 years of experience in upstream oil and gas. Mr. Brown started his career with Samson from 2007-2018 where he held many different positions related to revenue, regulatory, joint interest, gas balancing, owner relations, and corporate accounting. In addition to these roles, Mr. Brown managed the accounting and transitional processes of over $1.6 billion in divestitures.

Over the course of his time with Samson, Mr. Brown conducted business in the majority of basins in the lower 48 and has experience with a multitude of state and federal regulatory agencies. Since starting at Sage in 2018, Mr. Brown oversees revenue, joint interest, gas balancing, payouts, AR, AP, corporate accounting, and audit response. He is also responsible for corporate reporting, forecasts, and budgeting for Sage. Mr. Brown holds a double major in accounting and finance from the University of Oklahoma and an MBA from Oklahoma State University.

Lisa Johnson

Vice President of Land Administration

Ms. Johnson has been in the Oil & Gas industry for 32 years. Of those 32 years, 30 have been spent in Division Order while also adding Land Administration over the last 5 years. She started her career with Amoco Production Company and worked there for 18 years managing numerous projects, process improvements, and working numerous states within Division Order.

Before joining Sage, she was at Samson Resources for 9 years as the Manager of Division Order and Land Administration. She received her bachelor’s degree in Accounting from Oklahoma State University and is a Certified Division Order Analyst.