Cozen O’Connor: Nase, Jonathan

Jonathan Nase



(717) 773-4191

(717) 703-5901

Jonathan has extensive experience in corporate, public utility, environmental, and real estate law. He has more than 30 years of experience practicing law in both the public and private sectors. Jonathan drafted legislation as a staff attorney for the Pennsylvania House of Representatives and then assisted in performance audits of state agencies while on the legal staff of the Legislative Budget and Finance Committee. He subsequently joined a Harrisburg-area law firm where he assisted clients in complex transactions, including mergers and acquisitions and financings. Jonathan was part of the legal team that assisted a client in purchasing land and financing the construction of power plants at three sites in Pennsylvania. He also litigated cases, including proceedings before the Pennsylvania Public Utility Commission (PUC) and the Pennsylvania Environmental Hearing Board.

Before joining Cozen O’Connor, Jonathan returned to state service and served as deputy director – legal of the PUC’s Office of Special Assistants, where he supervised attorneys drafting orders for the PUC. In that capacity, he worked on a wide variety of cases involving every regulated utility industry in Pennsylvania – water/wastewater, gas, electric, transportation, and telecommunications.

Since returning to private practice, Jonathan has worked on matters in the gas, electric, and water/wastewater industries, including rate cases, acquisitions of municipal utility systems, complaint proceedings, and a voluntary natural gas energy efficiency and conservation plan proceeding.

Jonathan earned his law degree from Duke University School of Law and his undergraduate degree from American University.




Cozen O'Connor Promotes 27 to Membership

May 01, 2019

Cozen O'Connor is pleased to recognize 27 attorneys with the promotion to member: Dylan Alper, Philip J. Berens, Alison Weintraub Berson, Evan Berquist, Alexandra Campau, Alissa K. Christopher, Matthew D. Clyde, Rachel Collins Clarke, Michael A. Corgan, Matthew L. Elkin, Nicole M. Ellis, Alex H. Hayden, David S. Huard, Haryle Kaldis, David Kirchblum, Matthew Evan Lewitz, Jesse Ryan Loffler, Samantha L. Mazo, Lindsey A. Miller, Jeffrey M. Monhait, Jonathan Nase, Jacqueline Promislo, Shelby K. Riney, Kelly Shinn, Terri A. Sutton, Daniel P. Thiel, and Laura Zulick.


When local government and the PUC Intersect: Understanding the Impact of the Commission’s Regulatory Authority [PA Township News]

June 11, 2019

Jonathan Nase co-authored an article explaining the Pennsylvania Public Utility Commission’s (PUC) powers, rules, and regulations that may apply to municipalities.

Public Utility Commission Rate Making: Municipal Solicitors can Help to Navigate the Complex Process [The Township Solicitor]

April 12, 2019

Jonathan Nase discusses why it is important for municipal solicitors to understand the Public Utility Commission (PUC) rate making process.

Democrat-Controlled PA PUC Touts Trump Tax Savings to Ratepayers, Denies Infrastructure Reinvestment [Utility, Environmental & Energy Alert]

May 18, 2018

David P. Zambito and Jonathan Nase discuss the choice to order 17 Pennsylvania utilities to return more than $320 million to ratepayers.

Duquesne Light Proposes 220 Percent Rate Increase for Backup Service Days Before PA PUC Acts to Promote CHP [Utility, Environmental & Energy Alert]

April 09, 2018

David Zambito and Jonathan Nase discuss Duquesne’s proposed rate increase, which is scheduled to take effect May 29, 2018, and how the PUC proceedings will be one of many cases in which the commission may attempt to implement the new statement of policy to promote CHP.

Pa. PUC Converts Commission-Approved Rates into Temporary Rates in Wake of Tax Act [Utility, Environmental & Energy Alert]

March 19, 2018

Jonathan Nase discusses the Pennsylvania Public Utility Commission' temporary rates order that converted commission-approved rates of most large Pennsylvania public utilities into “temporary rates” for a period of six months in response to the federal Tax Cuts and Jobs Act.

PA PUC Requests Input on Proposal Regarding Fully Projected Future Test Years in Rate Cases [Utility, Environmental & Energy Alert]

January 03, 2018

Jonathan Nase and David Zambito discuss proposed changes to 52 Pa. Code § 53.53, including the addition of Exhibit E.

PA Legislation Transfers “One Call” Enforcement Responsibilities to PUC [Utility, Environment & Energy Alert]

November 06, 2017

Jonathan P. Nase and George A. Bibikos discuss the transfer of authority from Labor and Industry to the PUC and the significant penalties authorized by the act, as well as steps facility owners or excavators that have obligations under the act should take to understand the amendments.

PA PUC Approves PA-American Water’s Fair Market Value Acquisition of McKeesport Wastewater System [Utility, Environmental & Energy Alert]

October 30, 2017

David P. Zambito and Jonathan P. Nase discuss Pennsylvania-American Water Company’s acquisition of the wastewater system owned by the Municipal Authority of the City of McKeesport.


  • Duke University School of Law, J.D., with honors, 1985
  • American University, B.A.
  • Pennsylvania