Hall Estill Announces Six New Shareholders

Talk of the Town New Hire

TULSA, OK— Hall Estill, Oklahoma’s leading law firm, with offices in Tulsa, Oklahoma City, Denver and Northwest Arkansas, proudly announces that E. Job Seese, Diane L. Hernandez, Joel P. Johnston, Tami Hines, Jacqueline M. McCormick, and Margo E. Shipley have been elected Shareholders.

Seese is a seasoned trial lawyer. He represents clients in all types of commercial disputes – oil and gas, cannabis, trade secret, and general contractual matters. Before entering private practice, Seese clerked for The Honorabe Stanley F. Birch, Jr., U.S. Court of Appeals for the Eleventh Circuit.

Hernandez’s practice is concentrated in employment-based immigration, as well as labor and employment law. She received her J.D. from the University of Tulsa College of Law, with highest honors. While in law school, she served as the editor in chief of the Tulsa Law Review and as Vice President of the Latino Law Students Association.

Johnston practices environmental, regulatory, and corporate/transactional law across a variety of industries, leveraging his decade of experience working as a technical and corporate leader in the environmental consulting arena. He earned his J.D. from the University of Tulsa College of Law with a certificate in sustainable energy and resources law and served as a Notes and Comments Editor for the Energy Law Journal while there.

Hines assists her clients primarily in the areas of bankruptcy and complex commercial litigation, as well as litigation involving oil and gas, construction/contract, and general corporate matters. She serves as an adjunct professor of law at Oklahoma City University School of Law.

McCormick is a litigator representing clients in a variety of matters including professional negligence, oil and gas law, banking, construction law, premises liability, commercial disputes, and employment issues. She received her J.D. from the University of Oklahoma College of Law, and her Master of Business Administration and Bachelor of Arts from the University of Central Oklahoma.

Shipley concentrates her practice in litigation, assisting her clients in the areas of complex business and general litigation. She earned her J.D. from the University of Tulsa College of Law, summa cum laude, and her bachelor’s from John Brown University.


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