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Greg Santoni

PartnerHouston

Serves energy clients and investors on strategy, growth, innovation, and operational improvement topics, bringing deep expertise on climate technologies

Greg is a partner in McKinsey’s Houston office and a leader in McKinsey’s Platform for Climate Technologies. He works with global energy companies, private equity investors, decarbonization technology developers, and other players in the energy ecosystem. He leads work on sustainable fuels, carbon capture, utilization and storage (CCUS), and carbon dioxide removals (CDRs).

Greg’s recent client engagements include:

  • developing a sustainability and decarbonization strategy for an oil and gas operator
  • evaluating over 20 investments for a decarbonization private equity fund, including fuel-cell trucking, EV charging hardware, next-generation batteries, synthetic fuel and thin-film solar PV panel manufacturing
  • supporting a direct-air-capture (DAC) project developer scale their operations
  • optimizing project unit economics for a multi-billion dollar CCUS project developer
  • advising an investor on a sustainable aviation fuel (SAF) project investment

He completed his PhD in atmospheric chemistry at Harvard University where he developed instrumentation to make high-precision CO2, CH4, & N2O measurements aboard NASA & NOAA aircraft and quantify global greenhouse gas emissions. He also holds a master’s in engineering sciences and a bachelor’s degree in chemistry & physics from Harvard University.

Published Work

How negative emissions can help organizations meet their climate goals,” McKinsey & Company, June 2021

Driving CO2 emissions to zero (and beyond) with carbon capture, use, and storage,” McKinsey & Company, June 2020

Past Experience

Harvard Greenhouse Gases (GHG) and Biosphere-Atmosphere Exchange Group
Postdoctoral Fellow

Teach for America
Chemistry & Physics Teacher

Education

Harvard University
PhD, Earth & Planetary Sciences
MS, Engineering Sciences, School of Engineering and Applied Sciences
BA, Chemistry & Physics