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Stephen D. Comello

Stephen D. Comello

Associate Director
Sustainable Energy Initiative

Stephen Comello is the associate director of the Sustainable Energy Initiative at Stanford Graduate School of Business and a research fellow at the Steyer-Taylor Center for Energy Policy and Finance. Stephen’s research focuses broadly on energy technology and policy. In particular, by applying tools and methods within finance, economics, systems analysis, and operations research, his research examines the cost competitiveness of low-carbon energy solutions in both developed and emerging economies. His current projects include the economics of renewable energy and energy storage, and the performance of energy financing structures (specifically yieldcos). Further, as staff leader of the Initiative, he works with faculty and practitioners to foster and disseminate new knowledge in the field of sustainable energy.

Research Statement

Stephen Comello researches the effects of financing structures, business models, and public policy on the development and deployment of low-carbon energy technologies. His work makes use of tools contained within engineering, economics, management science, and finance.

Academic Degrees

  • PhD in Civil and Environmental Engineering, Stanford University, 2013
  • MS in Mechanical and Industrial Engineering, University of Toronto, 2003
  • BS in Mechanical and Industrial Engineering, University of Toronto, 2002


Incentives for Early Adoption of Carbon Capture Technology

Stephen Comello, Stefan Reichelstein, Energy Policy, November 2014

Firm-level ecosystem service valuation using mechanistic biogeochemical modeling and functional substitutability

Stephen D. Comello, Gabriel Maltais-Landry, Benedict R. Schwegler, Michael D. Lepech, Ecological Economics, April 2014

Project-Level Assessment of Environmental Impact: Ecosystem Services Approach to Sustainable Management and Development

Stephen D. Comello, Michael D. Lepech, Benedict R. Schwegler, Journal of Management in Engineering, December 2011

Working Papers

The U.S. Investment Tax Credit for Solar Energy: Alternatives to the Anticipated 2017 Step-Down

Stefan Reichelstein, Stephen D. Comello, April 16,2015

Stanford Business Insights

Stefan Reichelstein: Preventing the Solar Cliff

April 21, 2015
A change to a tax credit could kill the nascent industry.

What Would it Really Cost to Reduce Carbon Emissions?

October 17, 2014
Not as much as you might think, according to two scholars.

Last Updated 6 Dec 2015