Pierce Atwood LLP

64 Best Lawyers awards

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Awarded Practice Areas

Energy Law Energy Regulatory Law Administrative / Regulatory Law Commercial Litigation
*Named the "Lawyer of the Year" in this practice area in the 2026 edition in Portland, ME.

Biography

Jared des Rosiers' practice focuses on complex energy regulatory, infrastructure development and siting, and litigation matters before the Maine Public Utilities Commission (MPUC), the Federal Energy Regulatory Commission (FERC), and state and federal courts around the country.

Jared strives to develop a comprehensive strategic plan for success in collaboration with his clients and then to efficiently implement that plan through advocacy, negotiation and creativity. When litigation is necessary, Jared uses discovery, witness preparation, motion practice, and trial, as necessary, in order to achieve his clients' business, regulatory, and policy goals in the most cost-effective manner possible.

Jared has broad experience on energy regulatory, siting, and investigation matters including representation of clients with respect to issues of transmission development and siting, rate recovery and design, ISO/RTO participation and market design, enforcement investigations, power purchase agreement disputes, and smart grid implementation. Jared is also the leader of the firm's Energy Practice Group and a member of the firm's Management Committee.

Pierce Atwood LLP

64 Best Lawyers awards

Pierce Atwood LLP logo

Overview

  • University of Notre Dame, J.D., summa cum laude, graduated 1992
  • University of Notre Dame, B.S., graduated 1989

  • United States, Maine

  • Cumberland County and Maine State Bar Associations - Member
  • Energy Bar Association - Member

  • U.S. Court of Appeals for the Second Circuit
  • U.S. Court of Appeals for the Ninth Circuit
  • U.S. Court of Federal Claims
  • U.S. District Court for the District of Maine
  • U.S. Supreme Court
  • United States, Maine
  • Cumberland County and Maine State Bar Associations - Member
  • Energy Bar Association - Member
  • University of Notre Dame, J.D., summa cum laude, graduated 1992
  • University of Notre Dame, B.S., graduated 1989
  • U.S. Court of Appeals for the Second Circuit
  • U.S. Court of Appeals for the Ninth Circuit
  • U.S. Court of Federal Claims
  • U.S. District Court for the District of Maine
  • U.S. Supreme Court

Client Testimonials

Awards & Focus

Lawyer of the Year Badge - 2026 - Energy Law Lawyer of the Year Badge - 2026 - Energy Regulatory Law Lawyer of the Year Badge - 2022 - Energy Law Lawyer of the Year Badge - 2020 - Energy Law Lawyer of the Year Badge - 2018 - Energy Law
Named "Lawyer of the Year" by Best Lawyers® for:
  • Energy Law, Portland, ME (2026)
  • Energy Regulatory Law, Portland, ME (2026)
  • Energy Law, Portland, ME (2022)
  • Energy Law, Portland, ME (2020)
  • Energy Law, Portland, ME (2018)
Recognized in The Best Lawyers in America® 2026 for work in:
  • Administrative / Regulatory Law
  • Commercial Litigation
  • Energy Law
  • Energy Regulatory Law
Awards:
  • Included since 2010 in The Best Lawyers in America® for Commercial Litigation and Energy Law
  • Recognized in Chambers USA in the area of Energy & Natural Resources.
  • Named by Super Lawyers as a top rated lawyer in Maine for Energy & Natural Resources since 2012.

Case History

Cases
  • Recent Experience
Representation of Maine's largest transmission and distribution utility in:
Representation of major spring water company obtaining Maine PUC approval for a contract with a local water utility (MPUC Docket No. 2012-487)
Representation of a power marketer in a confidential investigation by FERC's Office of Enforcement concerning certain trades in the Southwest Power Pool's Transmission Congestion Rights market
Representation of a major Canadian energy company obtaining Maine PUC approval for an investment transaction with the parent of Maine T&D utility (MPUC Docket No. 2011-170)
Representation of a large power marketer in an arbitration against the Midcontinent Independent System Operator (MISO) regarding MISO's after-the-fact rejection of certain Financial Transmission Rights
Representation of power marketers in overturning decision of The Electric Reliability Council of Texas (ERCOT) to resettle prices for congestion revenue rights before the PUC of Texas (PUCT Docket No. 39433)
Representation of Canyons ski resort in Park City, Utah in a breach of contract dispute in Utah State Court that resulted in a $54.4 million verdict, one of the largest in Utah history, for our client

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