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Heather L. Cupp Shareholder

T 918-594-0422 | F 918-594-0505 | hcupp@hallestill.com

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Heather Cupp practices primarily in Hall Estill’s Energy & Natural Resources Litigation group, with specialties in Oil & Gas, Business Torts, Trade Secret Litigation, Unfair Competition, Securities Litigation and Trust Litigation. She has an individual AV rating through Martindale-Hubbell and has been recognized as a Best Lawyer in America in Commercial Litigation. 

Heather assists clients in a variety of matters, including:

  • Representation of large public and small private companies nationwide, including companies in the oil, natural gas, energy, securities, insurance and telecommunications business.
    • Obtained summary judgment in favor of large energy company in $20 million complex breach of contract case in federal court involving numerous agreements relating to the acquisition, development and operation of oil and gas properties.
    • Obtained summary judgment in favor of large energy company in defense of multi-million dollar tortious interference claim involving the acquisition of oil and gas properties.
    • Successful appeal of trial court’s denial of motion to reconsider order granting summary judgment on basis that court’s decision constituted impermissible collateral attack of pooling order, Indio Investments, Inc. et. al. v. Mesa Ridge Resources, Inc., et al., In the Court of Civil Appeals of the State of Oklahoma, Division IV, Case No. 108,928.
    • Successful appeal of trial court’s dismissal of action under the Oklahoma Production Revenue Standards Act, Gaskins v. Texon, 321 P.3d 985 (Okla. Ct. Civ. App. 2014), cert. denied. 
    • Successfully defended client in arbitration against claims of tortious interference with contract/business expectancy relating to the construction of a natural gas distribution system.
    • Successfully defended former employees of national construction equipment rental company in lawsuits for injunctive relief and damages for alleged violations of non-compete agreements.
    • Obtained favorable resolution for company in multi-million dollar arbitration claims arising out of a contract to design and construct a plant for treatment and processing of CO2 and related litigation involving a multi-million dollar contract to provide compression and refrigeration equipment for the CO2 processing plant.
    • Ongoing representation of companies in litigation matters involving the acquisition, development and production of oil and gas properties and royalty owner disputes.
  • Provide legal counsel to executive/senior management of clients regarding contract/commercial disputes, discovery obligations, litigation management and budgeting and conflict resolution strategies.
  • Advise companies regarding corporate compliance and governance issues regarding document retention requirements, securities laws, antitrust laws, and other federal and state statutes and regulations.
  • Multi-state practice on complex commercial litigation and energy law teams involving litigation of contract, construction, oil and gas, business torts, intellectual property, unfair competition, trade secret and antitrust matters.

Education

  • University of Tulsa College of Law (J.D., 1997)
  • Northeastern State University (B.A. in Psychology, cum laude, 1994)

Admissions

  • Oklahoma, 1997
  • Oklahoma Supreme Court
  • Texas, 2007
  • United States District Court for the Northern, Eastern and Western Districts of Oklahoma
  • United States District Court for the District of Colorado
Legal Experience
  • 1999 - Present Hall Estill
  • 1997 - 1999 Norman Wohlgemuth Chandler & Dowdell
Specialty Areas
  • Oil & Gas
  • Trade Secret Litigation
  • Unfair Competition
  • Business Torts
  • Trust Litigation
Community Involvement
  • Past Board Member, Child Abuse Network; Past Chair, Special Event Development Committee; and Past Chair of Auction Committee for 2012 CANdlelight Ball
  • American Lung Association, Beaujolais Nouveau Committee Member, 2008 & 2009
  • Volunteer, Legal Services of Oklahoma
  • Member, Leadership Tulsa Class 42 
Professional Involvement
  • American Inns of Court (W. Lee Johnson Chapter), 1997-1998, 2002-2003
  • Tulsa Women's Lawyer Association
  • Tulsa County Bar Association, Member, Litigation Section, Legal Aid, Mentoring, Community Outreach, and Children and the Law Committees
  • Energy & Natural Resources Section, Oklahoma Bar Association, 2016-2017 Chairperson; 2015-2016 Chariperson Elect; 2014-2015 Secretary/Treasurer; 2012-2013 Budget Director
Published Articles
  • Author: Comment, "The Impact of the Trade Wars Between the United States and Japan on the Future Success of the World Trade Organization," 3 Tulsa Journal of Comparative and International Law 227 (1996).
  • Co-author, Oklahoma Section of the ABA State Antitrust and Statutes Treatise (4th Edition)
Teaching/Lecture Experience
  • Speaker, HAWK Writing Workshop held in Tulsa regarding, "Legal Issues that Confront Every Writer." (2009)
  • Moderator, The Eugene Kuntz Conference on Natural Resources Law and Policy, November 2016