SPRINGBOK ENERGY - Key Persons


Brett Braun - CFO

Job Titles:
  • Chief Financial Officer
  • Member of the Management Team
Mr. Braun serves as Springbok Energy's Chief Financial Officer. He joined the company in 2016. Prior to becoming Chief Financial Officer, he held the positions of Assistant Controller and Controller. Mr. Braun is responsible for financial planning, financial reporting, tax, accounting and other administrative functions. Prior to joining Springbok, he worked in the accounting department at TransAtlantic Petroleum, an international E&P company, after beginning his career at Grant Thornton. Mr. Braun is a CPA and holds a BS and MS in Accounting from Oklahoma State University.

Brian Sellers - President

Job Titles:
  • Member of the Management Team
  • President
Mr. Sellers serves as President of Springbok Energy after joining the team in 2013. He is responsible for defining target areas of acquisitions, along with asset management and investor communication. Prior to joining Springbok, Mr. Sellers worked for an international E&P company, Encana Oil and Gas, where he served in several engineering capacities, including drilling, production, and reservoir for a number of unconventional shale plays. Mr. Sellers holds a BS in Chemical Engineering from the University of Oklahoma and an MBA from Southern Methodist University.

Daniel Hass

Job Titles:
  • Member of the Management Team
  • Senior Reservoir Engineer
  • Vice President of Engineering
Mr. Hass serves as Senior Reservoir Engineer and joined Springbok in 2018. Mr. Hass is responsible for all engineering evaluations, analyzing basins, directing teams on the areas of acquisition and maintaining reserve database. His background is in both conventional and unconventional plays across the US with over 10 years of industry experience in reservoir engineering, reserve estimation and economics, A&D, well performance analysis, production engineering and oilfield operation. He brings a wide range of experience having served in various engineering roles in multiple basins across the United States. Mr. Hass holds a MSc in Petroleum Engineering from the University of Louisiana at Lafayette.

Field Claytor

Job Titles:
  • Member of the Management Team
  • Vice President of Operations
Mr. Claytor serves as Vice President of Operations for Springbok Energy and joined the Company in 2007. He began as a landman in 2007 and by 2008 took on the duties of Land Manager, overseeing the leasing team in the Barnett and Haynesville Shale. As Vice President of Operations, Mr. Claytor is responsible for directing Springbok's acquisition efforts, both making and managing offers in multiple plays, identifying new areas of opportunity in conjunction with Springbok's technical team, and overseeing the operations side of our various acquisition programs. Prior to Springbok, he worked in financial services for JP Morgan Chase and Bank of New York. Mr. Claytor holds a BA from Texas A&M.

Michael Heldoorn

Job Titles:
  • Member of the Management Team
  • Vice President of Business Development
Mr. Heldoorn serves as Vice President of Business Development for Springbok Energy and joined the Company in 2007. Mr. Heldoorn began as a landman in 2007 and immediately became the Company's top producer taking leases in the Barnett Shale. Mr. Heldoorn transitioned that same success to mineral buying in 2009 as the Company shifted its focus to the minerals space. Since 2012, he has been responsible for leading the Company's grassroots acquisitions effort in several major basins. Mr. Heldoorn holds a BA from Baylor University in Communications.