Focused on complex valuation issues across the energy sector, he brings more than 40 years of experience in oil and gas economics, financial analysis, and asset valuation, along with more than 30 years of expert witness experience. His expertise spans upstream, midstream, and downstream operations, including reserve valuation, refinery and pipeline analysis, terminal and petrochemical asset valuation, and financial modeling involving discount rates, transaction multiples, decline curve analysis, and forecasting. He has led more than 1,000 valuation engagements worldwide supporting mergers and acquisitions, financial reporting, taxation, bankruptcy, solvency, and litigation matters, and has provided testimony in courts, tax tribunals, and regulatory proceedings involving disputes over reserves, royalties, pipelines, and large-scale energy assets. His work also includes valuation of offshore drilling rigs, gas processing facilities, LNG-related assets, production sharing agreements, and oilfield service operations across international markets.

His background includes senior leadership roles as Valuation Partner and Global Oil and Gas Valuation Leader within accounting and consulting organizations, as well as hands-on experience as co-owner of an oil and gas exploration and production company. Earlier in his career, he worked in roles involving oil and gas operations, drilling, well completions, lease operations, and acquisition and divestiture analysis. He has performed valuations of refineries, pipelines, terminals, drilling assets, offshore production facilities, and chemical operations throughout North America, South America, Europe, Africa, the Middle East, and Southeast Asia, applying analytical methods including probabilistic modeling, Monte Carlo simulation, and multi-variable forecasting. He maintains professional involvement with organizations including the American Society of Appraisers (ASA), Society of Petroleum Engineers (SPE), American Institute of Professional Geologists (AIPG), International Institute of Mineral Appraisers (IIMA), and other energy and valuation industry groups. Supported by credentials including Accredited Senior Appraiser (ASA) certified in Oil & Gas Valuation, Certified Professional Geologist (CPG), and Certified Mineral Appraiser (CMA), he provides analysis related to energy asset valuation, transaction disputes, damages, and complex oil and gas financial matters.