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Isaac Toussie

Sr. Associate

New York City

Isaac works in the Sustainable Aviation practice with Rocky Mountain Institute-Carbon War Room.


Isaac spent three years as a research analyst with The Brattle Group, an economic consulting firm. He gained expertise in performing econometric and statistical modeling to support analyses used in consulting services for corporate, government, and NGO clients, expert witness testimony, and thought leadership.

His work covered a wide range of industries and practice areas including: renewable energy, agricultural and resource economics, electric utility energy efficiency and demand response programs, and environmental and high-tech intellectual property damages assessment.

Isaac's experience also includes serving as an internal consultant with The Nature Conservancy’s Conservation Investments Department, where he analyzed the business operations challenges and finance barriers facing sustainable fisheries on the West Coast.


  • MBA concentration in Sustainable Global Enterprise, Cornell University
  • B.A., magna cum laude, Economics, University of Rochester


  • Take Five Scholarship to study Ecology, Environmental Science, and Sustainability
  • Member of Omicron Delta Epsilon – International Honor Society in Economics
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