Jenner & Block

Michael Guerra is a partner in the Energy Practice.  His practice focuses on representing natural gas and electric industry clients before regulatory agencies and state courts.  He has a strong knowledge of the utility industry with multifaceted utility experience that includes presiding over high-visibility cases as an administrative law judge, litigating major rate cases and rulemakings as outside counsel for utilities, and developing strategic regulatory direction as an executive at Commonwealth Edison Company (ComEd).

Mr. Guerra represents electric and gas utilities in various regulatory proceedings including traditional rate proceedings, performance-based formula rate cases and certification proceedings.  He also has served as counsel in appeals related to these matters.  In addition, Mr. Guerra provides counsel to senior management on strategy and regulatory policy based on his extensive experience with emerging industry innovations including non-traditional regulatory structures, microgrids, electric vehicles, battery energy storage systems, and distributed energy resources. 

Mr. Guerra held several roles at ComEd.  As a vice president of Regulatory Policy and Strategy, he managed regulatory strategy and interfaced with regulatory bodies regarding and rate proceedings and other complex litigation before the Illinois Commerce Commission (ICC) and the Federal Energy Regulatory Commission (FERC).  As a vice president of the External Affairs and Large Customer Solutions area, he managed relationships with the City of Chicago and its aldermen, more than 400 municipalities and large commercial and industrial customers in northern Illinois.

Prior to joining ComEd, Mr. Guerra was a partner at Sonnenschein Nath & Rosenthal LLP where he represented natural gas, telecommunications and water utilities in numerous rate cases and also served as counsel in related appeals.

Prior to entering private practice, Mr. Guerra served as an administrative law judge at the ICC, where he presided over major gas, electric, water and telecommunication rate cases, certificate cases, complaints, rulemakings and investigations.