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Hall Estill adds Seese, Hernandez, Johnston, Hines, McCormick, and Shipley as Shareholders

January 10, 2022

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. 

“The annual election of Shareholders is met with great anticipation within Hall Estill,” said Mike Cooke, managing partner for Hall Estill. “Job, Diane, Joel, Tami, Jacqueline, and Margo have earned this status through the embodiment of our core values, including the highest degree of commitment and care for our clients.” 

Job 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, Job clerked for The Honorable Stanley F. Birch, Jr., U.S. Court of Appeals for the Eleventh Circuit. Job received his J.D. from the Washington and Lee University School of Law, where he graduated with highest honors, and his undergraduate alma mater is the University of the South. 

Diane’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. She received her Bachelor of Arts in foreign service/political science and master’s in environmental studies from Baylor University. 

Joel 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. He received his Bachelor of Science in geology from Colorado State University, and he holds a Professional Geologist license in Wyoming.  

Tami 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. She received her J.D. from the Oklahoma City University School of Law, cum laude, and her Bachelor of Arts from the University of Mary Hardin-Baylor. 

Jacqueline 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. 

Margo 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.