Leo J. Portman

Mark E. Bialick entered the practice of law in 1981. His practice centers upon complex civil litigation, and, over the course of his nearly forty-year career, Mark has litigated and tried to verdict several of the State of Oklahoma’s seminal cases in the areas of insurance, particularly with respect to the duty of good faith and fair dealing, as well as cases involving catastrophic injuries and wrongful death. In 2006, Mark was inducted as a fellow in the American College of Trial Lawye...

Jessica Hatcher is a lawyer recognized by Best Lawyers in the practice areas of Energy Law and Oil and Gas Law. Jessica practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Jessica Hatcher since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jessica Hatcher is held by other lawyers.

Amy J. Sine is a lawyer recognized by Best Lawyers in the practice areas of Litigation - Trusts and Estates, Nonprofit / Charities Law and Trusts and Estates. Amy J. practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Amy J. Sine since 2003. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Amy J. Sine is held by other lawyers.

Melissa began her legal career in-house with a Fortune 500 oil and gas company. Since that time, her practice has focused on oil, gas, and energy law , including the preparation of drilling and division order title opinions across Oklahoma, Texas, and North Dakota. Her work frequently involves the preparation of curative documents, probate-related matters, and support in litigation for oil, gas, and renewable energy clients. In addition to her energy law practice, Melissa represents clients i...

Practice Areas Insurance Defense and Litigation ; Construction and Architectural Law ; Premises Liability; Personal Injury and General Civil Litigation Memberships and Affiliations Admitted to bar, Oklahoma (1987), Vermont (1988) Oklahoma County, Cleveland County and Oklahoma Bar Associations Member, sections on Civil Procedure, Evidence, Professionalism and Communications Education and Background Born Portland, Maine (1958) University of Oklahoma (B.A., 1983) University of Oklahoma (J.D., 1987)

Michael T. Maloan is a lawyer recognized by Best Lawyers in the practice areas of Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Michael T. practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Michael T. Maloan since 2022. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Michael T. Maloan is held by oth...

Amy Sherry Fischer is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation and Product Liability Litigation - Defendants. Amy Sherry practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Amy Sherry Fischer since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Amy Sherry Fischer is held by other lawyers.

Glenn is a partner at Ball Morse Lowe PLLC whose practice is focused on divorce, custody, child support, adoption, and adult and minor guardianships. Born and raised in Oklahoma, Glenn is dedicated to serving Oklahomans in their domestic matters. While she is experienced in both family law and probate, she has chosen to focus her practice at Ball Morse Lowe to family law because of her ability to assist clients through a very difficult time. Glenn also enjoys the feeling of joy her clients ex...

Steven J. Johnson is a lawyer recognized by Best Lawyers in the practice area of Medical Malpractice Law - Defendants. Steven J. practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Steven J. Johnson since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Steven J. Johnson is held by other lawyers.

Mark R. McPhail is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation and Litigation - Real Estate. Mark R. practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Mark R. McPhail since 2013. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Mark R. McPhail is held by other lawyers.