
DG Petro Oil & Gas, LLC is a privately-owned E&P company that serves as the managing member of DGP Energy, LLC, (collectively, “DGP”). DGP is focused on strategic acquisitions and development of Permian Basin properties with the goal of generating value for all stakeholders through drilling activities. The team currently owns and is seeking to acquire acreage in Southeast New Mexico.
DGP has sourced, evaluated, and executed numerous deals throughout multiple basins in the US. The team’s experience also includes managing assets for both large and small E&P companies in conventional and unconventional plays. The team is highly experienced in executing at all phases of a company’s life cycle including drilling, completions, production, geology, land, regulatory and acquisitions and divestitures. DGP is dedicated to building partnerships that generate value for mineral owners and non-operated partners through efficient and environmentally sound operations. Our objective is to build a comprehensive leasehold position and create a horizontal well inventory that will benefit all stakeholders.
Management Team

Mark Swadener
Principal
Mr. Swadener has over 15 years of experience in management and operations of engineering and operational assets in several basins throughout the US. Most recently he managed vertical and horizontal development and operations in West Texas and Southeast New Mexico for small privately funded E&P companies. Mr. Swadener’s focus on Permian development and operations during his management has yielded significant expertise in both the Midland and Delaware Basins, the Central Basin Platform and the Northwest Shelf.
Mr. Swadener started his career with Occidental Petroleum as an engineer focused on primary, secondary and tertiary exploitation of the San Andres and ABO formations in West Texas. Following his time at Occidental Petroleum, he gained significant experience at Denbury Resources in reservoir and operations planning, engineering, execution, and maintenance of Gulf Coast assets as well as the Jackson Dome CO2 source field.
Mr. Swadener holds a Bachelor of Science in Mechanical Engineering from Southern Methodist University.

RC Lagomarsino
Principal
Mr. Lagomarsino has over 10 years of experience with small to mid-size E&P companies in roles including reserves management, engineering, geosciences, development planning, exploration, and acquisitions & divestitures. He has sourced and evaluated operated and non-operated acquisition/divestment opportunities in Colorado, Louisiana, New Mexico, Texas, and Wyoming. For most of his career, Mr. Lagomarsino has specialized in Permian Basin geologic analysis, reservoir characterization, and economic modeling of conventional and unconventional vertical and horizontal development.
Mr. Lagomarsino started his career as a geological engineer for Matador Resources Company where he conducted resource play evaluations for the geosciences and reservoir engineering teams. He also performed economic valuations and risk analysis on current assets, potential acquisitions, and joint ventures while managing company reserves.
Mr. Lagomarsino holds a Bachelor of Science in Geologic & Geophysical Sciences with a minor in Environmental Engineering from Princeton University.
Contact Us
Brandon Finks
Cell: 817-995-8759
Email: [email protected]
Address:
2530 Eldorado Pkwy
Ste 200
McKinney, TX 75070