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Oil & Gas

Serving clients in the Oil & Gas industry has been a key focus of Hall Estill since the firm’s founding in 1966. We’ve grown from three lawyers in Tulsa to a firm with more than 130 attorneys with offices in three states serving markets across the country. Today we serve producers, midstream operators, pipeline owners, service providers, equipment suppliers, commodity marketers, energy consumers, and investors.    

Our Oil & Gas practice supports clients across the upstream, midstream and downstream segments. We help clients form joint ventures and close mergers, sales and acquisitions. We provide counsel for successful project development. We help clients supply or obtain necessary producer or oilfield services, title opinions, and midstream services. We enable pipeline and facilities construction and operation. We obtain results for operators before the Oklahoma Corporation Commission. We advocate for industrial energy consumers under public utility law. We get results in all areas of oil and gas litigation. 

We are also skilled in handling other energy matters that encompass multiple energy sources, including wind, biomass and solar renewables, hydrogen, and electric energy.

Hall Estill Oil & Gas attorneys, along with colleagues from across our firm’s practice areas, deliver a full spectrum of legal services for energy clients around the country. We have in-depth knowledge and experience in:

  • Contracts relating to exploration and production
  • Contract relating to gathering, processing, treating, and transporting oil, gas, natural gas liquids, refined products, and their by-products
  • Contracts relating to buying, selling and trading oil, gas, natural gas liquids, refined products, and their by-products
  • Real property matters
  • Environmental Matters
  • Federal, state and local regulations
  • Corporate formation, joint ventures, and mergers and acquisitions
  • Financing
  • Regulated utilities
  • Land use and zoning
  • Litigation and alternative dispute resolution
  • Intellectual Property
  • Land purchase, sale and leasing transactions
  • Tax incentives and energy credits
  • Sales tax issues

We regularly represent clients before federal, state and local regulatory agencies and boards, including the Oklahoma Corporation Commission. We also have extensive litigation experience in federal and state trial and appellate courts, and are adept at negotiating favorable resolutions through arbitration and mediation.

Hall Estill enjoys a national reputation as one of the premier law firms in the energy space. Our attorneys are regularly noted for their accomplishments by Chambers USA, Best Lawyers, Super Lawyers and Benchmark Litigation. Known as thought leaders throughout the industry, we frequently speak at events, share insights in published articles and blogs, and help shape energy-related laws and policies.