Philip Eash-Gates

Principal Associate


MS Technology and Policy, Massachusetts Institute of Technology

BS Engineering Science, Trinity University

Philip Eash-Gates

Philip Eash-Gates is an engineer and policy professional specializing in carbon and energy policy, strategic electrification, energy efficiency, industrial sector decarbonization, energy supply technologies, building performance standards, state and municipal energy planning, and health and environmental impact assessment for more than 15 years. He conducts rigorous analysis and helps clients implement energy initiatives across the United States, providing expert consulting services, research, modeling, stakeholder engagement, and publications on a wide range of energy-related issues. Mr. Eash-Gates leads teams of researchers and subject matter experts in analyzing complex topics and preparing insightful publications including technical reports, policy evaluations, regulatory assessments, and interactive data dashboards. He manages Synapse’s consulting practice for Carbon and Energy Policy, with responsibility for developing methods, tools, and regulatory analysis to enable consistent evaluation and recommendations across the practice.

Since arriving at Synapse in 2019, Mr. Eash-Gates has focused on utility and demand-side issues, including building performance standards in Boston, battery storage and microgrids in Puerto Rico and Massachusetts, community choice aggregation in New York City, financial analysis of nuclear plants in Illinois, and multi-sector decarbonization in Connecticut, as well as climate and resource planning in many U.S. jurisdictions.

Previously, Mr. Eash-Gates served as the energy manager for the City of San Antonio, the seventh largest municipality in the United States, where he acted as technical and policy lead for energy projects and programs. He also worked as the director of efficiency projects for an energy engineering firm, where he managed an interdisciplinary team of engineers, contractors, and energy analysts. Mr. Eash-Gates’ research experience includes engineering and economic assessment of low-carbon energy technologies at the Massachusetts Institute of Technology.

Mr. Eash-Gates is a licensed professional engineer and has certifications in energy management and the quantification of utility savings. He holds a Master of Science in Technology and Policy from the Massachusetts Institute of Technology and a Bachelor of Science in Engineering Science from Trinity University.