log in
Print | Back

Spilman Thomas & Battle, PLLC

Derrick Price Williamson

Derrick Price Williamson

Co-Chair, Utility, Energy & Communications Law Group
Member in Charge of Harrisburg Office


  • Energy Law
  • Litigation
  • Environmental Law
  • Shale Gas Law

WSG Practice Industries


Spilman Thomas & Battle, PLLC
Pennsylvania, U.S.A.

WSG Leadership

Public Finance
WSG Coronavirus Task Force Group
Mr. Williamson's primary areas of practice are public utility and energy law. He is Co-Chair of the firm's Utility, Energy & Communications Law Group.

Bar Admissions


  • Pennsylvania State Bar
  • United States Court of Appeals, District of Columbia Circuit
  • United States District Court for the Middle District of Pennsylvania


  • University of Maryland, B.A., summa cum laude, Phi Beta Kappa
  • Duke University School of Law, J.D., Research Editor, Duke Environmental Law & Policy Forum
Areas of Practice

Energy Law | Environmental Law | Litigation | Shale Gas Law | Utility Law | West Virginia Energy Users Group

Professional Career

Significant Accomplishments

  • Representing clients before state public service/utility commissions and appellate courts
  • Counseling manufacturing, institutional, and industrial clients regarding the procurement of energy services, including the analysis and negotiation of natural gas and electricity supply contracts
  • Substantial experience in legislative development, implementation, and regulation associated with electric industry restructuring and telecommunications competition in Pennsylvania and West Virginia
  • Serving for over 25 years the West Virginia Energy Users Group, a state-wide group of large industrial and manufacturing interests that collectively consume billions of kWh of electricity annually in West Virginia
  • Litigating electric and natural gas rate cases and merger cases
  • Representing end-users with respect to energy efficiency, demand-response, and on-site generation issues
  • Active in serving Veterans’ support and diversity initiatives in the legal field
  • Veteran, United States Army

  • Articles

    Publications & Presentations

    • Presenter, “The Problem(s) With PA’s Nuclear Bailout Legislation: What You Need to Know,” Pennsylvania Foundry Association Annual Meeting, May 2019
    • Provided testimony to the West Virginia Senate Energy Committee on Senate Bill 600, February 2018
    • Presenter, "Industrial Electric Rates," Joint Energy Committee at the West Virginia Legislature, December 2017
    • Presenter, "Middle of the Pack: The Rising Cost of Electricity for WV Business and Industry," WVMA Winter Convention, 2017
    • Presenter, “Industrial Energy Rates,” 2017 Governor’s Energy Summit: Advancing Energy Development
    • Faculty and Industry Leader, 2017 PA Public Utility Law Conference, "Impacts of the Trump Administration on the Electric Sector"
    • Presenter, "WV Industrial Manufacturing Customers - Under Attack Through Regulated Electric Rates," 2016 WV Energy and Manufacturing Forum (CEA)
    • Faculty and Industry Leader, 2015 PA Public Utility Law Conference
    • 2014 WVMA Leadership Summit: Energy Cost Update - Protecting Your Competitiveness in West Virginia
    • Author, "Regaining the Advantage: West Virginia's Electric Rates," West Virginia Executive, Fall 2011

    WSG's members are independent firms and are not affiliated in the joint practice of professional services. Each member exercises its own individual judgments on all client matters.

    HOME | SITE MAP | GLANCE | PRIVACY POLICY | DISCLAIMER |  © World Services Group, 2021