Mr. Tsoukalis is an expert in electric market modeling, analyzing regional market participation, transmission rate design, wholesale market design, utility strategic planning, and the detection of market manipulation and resulting damages analyses.

He has provided expert testimony in front of the Federal Energy Regulatory Commission (FERC), in US Federal District Court, and before the Alberta Utilities Commission and several state public utility commissions. Mr. Tsoukalis has advised electric utilities, cooperatives, public power authorities, transmission developers, generation owners, and power traders. He has worked with independent service operators (ISOs) and regional transmission organizations (RTOs) to develop market rules governing wholesale markets, greenhouse gas emission pricing rules, ancillary service products, capacity auctions, and financial products. He has also helped ISOs and RTOs to design market power mitigation regimes and auction-clearing mechanics.

Mr. Tsoukalis has modeled power systems to assess the benefits of participating in wholesale power markets, analyzed the benefits of new transmission, and valued generation assets. He has assisted clients in analyzing alternative transmission rate designs and led strategic planning initiatives to help clients plan for the ongoing transition to clean energy. Additionally, he has worked with transmission developers to analyze investment opportunities throughout the United States and Canada.

His experience extends to assisting clients with antitrust and competition issues in North America and Europe. Mr. Tsoukalis has helped create systems to monitor and prevent potential market manipulation and market power abuse. He has also assisted clients in analyzing allegations of market manipulation, including assessing liability and the potential distortion or harm to the market.


Barcelona Graduate School of Economics
MA in Economics

Universitat Autònoma de Barcelona
MA in Economic Analysis

Washington and Lee University
BA in Economics