
About John Berry
John Berry is a litigation attorney focusing on oil and gas-related matters, environmental issues, real property disputes, and general litigation before state and federal courts. As an associate attorney with the firm, John represents producers, operators, working interest owners, mineral owners, landowners, and additional parties in a wide range of oil and gas issues. John graduated summa cum laude from Oklahoma City University School of Law in 2024, ranking in the top 5 of his graduating class. While attending law school, John earned the CALI Award for the highest grade in a law school course in Oil & Gas Law, Oil & Gas Regulation, Secured Transactions, Trial Practice, Civil Practice & Procedure, Evidence, and Legal Research & Writing. John served as staff editor of the Oklahoma City University Law Review, competed on the ABA Appellate Advocacy Moot Court team, and was treasurer for the Energy Law Association. John was awarded the Judge Alfred P. Murrah Sr. Outstanding Academic Performance Award and the Charles Nesbitt Energy Law Award for these academic achievements. John and his wife currently reside in Oklahoma City. Awards and Honors Honors 2024 Charles Nesbitt Energy Law Award 2024 Judge Alfred P. Murrah Sr. Outstanding Academic Performance Award 2023 Oklahoma Lawyers for Families and Children “Non-lawyer Volunteer” Award 7 CALI Awards (Oil & Gas Law, Oil & Gas Regulation, Secured Transactions, Trial Practice, Civil Practice & Procedure, Evidence, and Legal Research & Writing)
Education
Legal Education
- Oklahoma City University School of Law, Oklahoma City, Oklahoma, 2024
- J.D.
- Honors: summa cum laude
Non Legal Education
- Southwestern Oklahoma State University, Weatherford, Oklahoma, 2021
- B.S.
Current Employment Position(s)
- Associate Attorney
Bar Admissions
- Oklahoma, 2024
Other Affiliations
- Mineral Lawyers Society of Oklahoma City in Oklahoma City, Oklahoma
- Oklahoma City Association of Professional Landmen
- Phi Delta Phi Honor Society
Attorney Details
| Full Name | John Berry |
| Firm | Mahaffey & Gore P.C. |
| Address | 300 NE 1st Street, Oklahoma City, OK 73104 |
| Phone | 405-694-4472 |
| Phone | 888-792-5235 |
| Phone | 405-236-1840 |
| Website | www.mahaffeygorelaw.com |
| New Clients | ✓ Currently accepting |
| Consultation | ✓ Free initial consultation |