Robert D. Kellogg

Erin Oakley is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Erin, who practices law in Oklahoma City, Oklahoma, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Erin is held by other top lawyers in the same geographic and legal practice area.

J. Christian Guzzy is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Tax Law. J. Christian, who practices law in Oklahoma City, Oklahoma, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which J. Christian is held by other top lawyers in the same geographic and legal practice area.

Michael J. Heron is a Partner in our Oklahoma City office with over 30 years of legal experience. He specializes in protecting the rights of individuals and businesses in civil cases involving medical malpractice, professional liability, construction, transportation, and insurance matters. Mike represents hospitals, practice groups, physicians, nurses, and other health care professionals in a wide range of litigation, policies and procedures, compliance, investigations, business transactions,...

David A. Branscum is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. David A., who practices law in Oklahoma City, Oklahoma, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David A. is held by other top lawyers in the same geographic and legal practice area.

Parker is a founding partner and co-manager at Ball Morse Lowe PLLC , where he brings more than 20 years of experience handling matters involving oil, gas, and energy law, estate planning, asset protection, business matters, and real property. His practice includes advising clients on Business Organizations, including LLCs and partnerships, as well as Real Estate Law . Through his work, Parker assists individuals and businesses with complex transactions and practical legal strategies designed...

Since 2006, I have served as an advisor and legal counsel to individuals and families across a wide geographic region, including communities from Dallas to St. Louis. My practice focuses on Family Law matters, including divorce and child custody disputes that directly affect family relationships, financial stability, and long-term planning. I also represent clients in complex guardianship cases, particularly those involving multi-state or international considerations. Practicing law has been ...

Amy Sherry Fischer is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Product Liability Litigation - Defendants. Amy Sherry, who practices law in Oklahoma City, Oklahoma, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amy Sherry is held by other top lawyers in the same geographic and legal practice area.

Over 30 years representing defendants in business and complex litigation, including commercial and employment disputes, securities, class action and antitrust cases. Has lectured in the areas of trial practice, civil procedure, and insurance law. Former President of the Oklahoma County Bar Association, 2007-08.

Amy brings more than 25 years of experience in trial and appellate practice, with a career shaped by leadership roles and in-depth involvement in Family Law matters. Her background includes serving with Oklahoma Child Support Services, where she helped lead the state’s implementation of the Uniform Parentage Act, as well as her service as a District Judge for the Cherokee Nation. This range of experience provides her with a well-rounded understanding of family law issues affecting indiv...

R. Ryan Deligans began practicing law in 2003 and received his Juris Doctorate from the University of Oklahoma College of Law where he was honored as the Outstanding Graduate in the area of Trial Practice and Procedure. His practice has been focused on complex litigation involving Insurance Law, Manufacturer’s Product Liability, and cases involving catastrophic injury or death. Ryan is annually selected by his peers for inclusion in Super Lawyers Magazine. He has been selected as a Top ...