Jill Dorancy

Senior Counsel



Jill joined Jost Energy Law, P.C. in October 2017, specializing in oil and gas regulatory matters and energy related litigation. Jill has been practicing in this industry since 2009 and enjoys helping oil and gas operators navigate local, state and federal regulations and finding sustainable solutions to energy related issues. Prior to this position, she was a Hearings Officer for the Colorado Oil and Gas Conservation Commission, maintained her own firm with Cooper & Dorancy, LLC, and clerked for former Colorado Supreme Court Justice Gregory K. Scott.  Jill has also defended and tried criminal and juvenile cases throughout the greater Denver Metro area.

Admissions & Education

Admissions & Education

Bar Admissions

  • Colorado
  • Maryland
  • New Mexico



Harvard University Extension School
Certificate in Corporate Sustainability & Innovation, June 2018

University of Denver, Daniels College of Business
Certificate in Petroleum Land Management, April 2012

University of New Mexico School of Law
J.D., 1998

  • University of New Mexico Law Review, Staff Editor

Binghamton University
B.A., 1995

  • English
  • Philosophy

Expertise & Experience

Expertise & Experience


  • Regulatory
  • Local Government
  • Litigation

Professional Accomplishments

Professional Accomplishments

Publications and Speeches

  • 2019 Annual Oil and Gas Update – Colorado Bar Association, Real Estate Section, Presenter
  • The Ethics of Representing Clients in Contentious Public Meetings, 64th Annual Rocky Mountain Mineral Law Foundation, Annual Institute 13-1, July 2018, Co-Author
  • 2017 Legislative Oil and Gas Update – Colorado Association of Petroleum Accountants, Financial Reporting Committee, Co-Presenter
  • Developing Socially: Strengthening the Relationship between the Oil and Gas Industry and the Public, 40 Wyo. Law. 20, December 2017, Co-Author
  • Of Sound And Fury: The Noise Control Act, Oil And Gas Noise, and Environmental Justice, 46 Colo. Law. 55, February 2017, Author
  • The Difference between Mine and Thine: The Constitutionality of Public Employee Drug Testing, 28 New Mexico Law Rev. 451, 1998, Author


Professional and Community Involvement 

  • Colorado Bar Association, Member
  • Colorado Bar Association Leadership Training (COBALT), 2017 Graduate
  • Colorado Bar Association Natural Resources & Energy Law, Member
  • Colorado Health Equity Commission, Board Member
  • Colorado Oil & Gas Association, Member
  • Colorado Women’s Bar Association Foundation, Board Member
  • Denver Bar Association, Member
  • Five Points Business District, Board Member
  • Institute of Sustainable Infrastructure, Certified Environmental Sustainability Professional
  • Minoru Yasui Inn of Court, Newsletter Editor
  • Rocky Mountain Mineral Law Foundation, Member
  • Sam Cary Bar Association, Member