John Hegarty advises clients on various commercial matters, including oil and gas exploration and production, mergers and acquisitions, alternative energy project development, general business planning, and the purchase and sale of commercial real estate. In addition to his transactional practice, John has experience handling litigation matters for his clients covering a range of topics and industries from general liability and subrogation disputes to trade secret misappropriation claims.  John thoroughly enjoys partnering with his clients to understand not only the nuances of the legal and regulatory, but also the economic and competitive environments in which they operate.

While in law school, John worked for several years as an independent petroleum landman, creating reports analyzing ownership of surface, mineral, and leasehold estates.  Prior to law school, Mr. Hegarty spent four years in the commercial banking division of a large regional bank. 

Representative Matters

  • Member of due diligence team for numerous acquisitions of oil and gas producing properties.  Examined mineral title for lands in Wyoming, New Mexico and Colorado.
  • Lead counsel to renewable energy developer in the development and sale of utility scale solar project in southeastern New Mexico.
  • Counsel to insurance company for early stage evaluation and development of litigation strategy for national subrogation claims.
  • Represent real estate developers and owners before local land use boards and in related land use litigation.


Practice Areas
  • Oil and Gas
  • Acquisitions and Divestitures
  • Real Estate
  • Renewable Energy/Utilities
  • Land Use

  • J.D., University of Wyoming College of Law, with Honors
  • B.A., Benedictine College, cum laude

Bar Admissions / Qualifications
  • Colorado, 2015
  • Wyoming, 2017

professional & community activities
  • Colorado Bar Association
  • Wyoming Bar Association