Ms. Mansh has represented a wide variety of electric utilities, natural gas and oil pipeline companies, nuclear generators, and power marketers in rate, licensing, and enforcement proceedings before FERC, CFTC, NRC, and state public utility commissions.  In addition to her litigation experience, Ms. Mansh assists clients on a variety of transactional matters and compliance issues.  Her recent experience includes:

• Representing electric utility companies in numerous FERC proceedings pursuant to Section 205 and 206 of the Federal Power Act;
• Advising financial institutions, corporate end-users, power marketers, and electric utility companies on issues related to the CFTC’s implementation of the Dodd-Frank Act, including the treatment of contracts for delivery of physical commodities;
• Representing an electric generation company, a demand response provider, and multiple electric utility companies in FERC enforcement proceedings pending either before the agency or in Federal District Court;
• Assisting a competitive transmission company in participating in Order No. 1000 competitive solicitations;
• Representing electric utility companies and transmission owners in contested rate case proceedings before the FERC; and
• Advising electric utility industry group in legal challenges to the EPA’s Clean Power Plan.

Prior to joining Gibson Dunn, Ms. Mansh was an associate in the D.C. office of another major international law firm.  Before that, she was a senior analyst at Exelon Corporation, where she worked in the Financial Planning & Analysis division of their wholesale marking group.  While in law school, Jennifer worked as a legal extern in FERC’s Office of Administrative Litigation and served as an Articles Editor of the Washington University Law Review.

Ms. Mansh is a member of the bars of the District of Columbia and Pennsylvania.