Catherine L. "Cathy" Campbell

William A. Johnson is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation and Litigation - Real Estate. William A. practices law in Oklahoma City, Oklahoma Best Lawyers has recognized William A. Johnson 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 William A. Johnson is held by other lawyers.

Clayton T. Hasbrook is a lawyer recognized by Best Lawyers in the practice area of Personal Injury Litigation - Plaintiffs. Clayton T. practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Clayton T. Hasbrook since 2027. 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 Clayton T. Hasbrook is held by other lawyers.

I did not always know that I wanted to become an attorney. After graduating from the University of Oklahoma with a degree in psychology, I was still searching for a meaningful career path. I decided to take time to explore my interests and moved to New York for a year. While there, I observed a law school class with a friend, an experience that sparked my interest in the law. That moment led me to prepare for the LSAT and ultimately enroll at Touro Law School. Law school proved to be a transf...

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 ...

As a founding partner at Ball Morse Lowe PLLC , Zach focuses his practice on oil, gas, and energy matters , business law , and Real Estate Law , serving clients in Oklahoma City, Oklahoma and across the region. He approaches each matter with an appreciation for his clients’ time and resources, working to provide practical, efficient, and cost-conscious legal solutions for complex legal and business issues. Zach represents companies operating throughout Oklahoma, North Dakota, Montana, W...

Eric is a partner in the firm's Oklahoma City office and Editor in Chief of CounselorLibrary.com's Spot Delivery publication. He assists national and state banks, savings associations, credit unions, mortgage bankers, other licensed lenders, motor vehicles dealers and automotive finance companies in the development and maintenance of nationwide consumer mortgage and automobile finance programs; online motor vehicle sales programs; litigation funding programs; and electronic payment programs. ...

David B. Donchin’s practice includes Insurance Law, Complex Litigation, Personal Injury Law, Products Liability, Employment Law, Environmental Law, and Medical Malpractice. In addition to his legal practice, David has served as an Adjunct Professor for Trial Practice at the University of Oklahoma College of Law and as a member of the faculty of the Southern Region of the National Institute of Trial Advocacy. David served as the Managing Director of Durbin Larimore Bialick from 2014 to 2...

Larry D. Ottaway is a lawyer recognized by Best Lawyers in the practice areas of Bet-the-Company Litigation, Commercial Litigation, Legal Malpractice Law - Defendants, Litigation - Insurance, Mass Tort Litigation / Class Actions - Defendants, Medical Malpractice Law - Defendants, Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Larry D. practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Larry D. Ottaway since 2015. The Best Lawyers recog...

Roberto L. Seda is a lawyer recognized by Best Lawyers in the practice areas of Energy Law and Real Estate Law. Roberto L. practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Roberto L. Seda since 2026. 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 Roberto L. Seda is held by other lawyers.

Gary W. Derrick specializes in corporate and securities law, including mergers and acquisitions, ’34 Act reporting, private equity and debt financing, venture capital financing, business formation and restructuring, corporate governance, and general business contracts. His clients are in oil and gas, technology, hospitality, agriculture, manufacturing, retail and professional services.