Vivian W. Chum

Vivian W. Chum is counsel in Willkie’s Corporate and Financial Services Department, Energy Regulatory & Enforcement Practice Group, and Energy & Commodities Practice Group. Vivian’s practice covers a range of energy issues across the electric, oil, and gas markets, including administrative litigation, policy and ratemaking, enforcement and compliance, antitrust and market power analyses, and infrastructure development.  Vivian has litigated a wide variety of ratemaking and enforcement matters before the Federal Energy Regulatory Commission (FERC), and she has deep knowledge of emerging issues in electric transmission and interconnection policy.  

Prior to joining the firm, Vivian served in numerous leadership roles during a long career at FERC.  Most recently, Vivian was Special Counsel to the Legal Director of FERC’s Office of Administrative Litigation, where she advised senior leadership and led the settlement and litigation of complex matters before administrative law judges and the Commission.  An innovative and skilled consensus-builder, Vivian has consistently settled multi-million to multi-billion-dollar matters addressing highly complex issues of first impression.  

From 2021 to 2022, Vivian was a policy advisor to a FERC Commissioner, where she covered electric transmission and interconnection rulemakings, wholesale electric market issues, and stakeholder, congressional, and public engagements.  

Vivian has extensive experience handling and leading investigations and litigation as an enforcement attorney.  In 2013, her investigative work led to the largest enforcement settlement in FERC history.