Mark focuses on long-term strategic energy market analysis, assessing how factors like climate change policy and the competition among fuels and energy technologies can influence market participants' strategic and operational decisions. He is currently investigating the impacts of economy-wide deep decarbonization on the US and Canadian power sectors, and was recently the project manager for the S&P Global multi-client study "Hydrogen in the Golden State", which assessed the potential role of hydrogen in facilitating a low-carbon economy in California. Mark advises a diverse group of clients, including electric and gas utilities, independent power producers, oil and gas producers, government entities, financial investors, and transportation and power equipment manufacturers.

Prior to joining S&P Global he held several senior positions in the energy consulting industry, leading power market analysis, asset transactional due diligence, and integrated resource planning projects for a wide range of clients. Prior to that, he spent 15 years in the electric utility industry, focused on power marketing, risk management, integrated resource planning, regulatory analysis, and fuel planning. Mark has sponsored expert witness testimony in Iowa, Kansas, North Carolina, Texas, Virginia, and in private arbitration.

Mark holds BS and MS degrees in Mineral Economics from The Pennsylvania State University.