Worldwide Petroleum Consulting


Oilstone agreed to purchase three areas of Geopark                        Rosneft Tags DeGolyer and MacNaughton To Estimate CO2 Storage, Plan...                        D&M President Serves as the 2021 President of the Society...                        DeGolyer and MacNaughton Releases 75th Edition of the TWENTY-FIRST CENTURY...                        D&M continues to expand its capabilities in the field of...                       

As the leading independent consulting firm focused on the petroleum industry, DeGolyer and MacNaughton provides unbiased and informed answers to clients worldwide. D&M skillfully blends energy economics, engineering, and the earth sciences to help clients in more than 100 countries make the smartest decisions regarding exploration, recovery, and management of oil and gas resources.

The firm’s services include resources assessments, reserves consulting, reservoir modeling, geologic and petrophysical analyses, competent person’s reports, development planning, production enhancement consulting, guidance with financial reporting issues, and financial forecasting for petroleum discoveries.