Leo J. Portman
About Leo J. Portman
Leo J. Portman is a lawyer based in Oklahoma City, OK and has been recognized in The Best Lawyers in America® since 2018. Leo J. Portman is recognized in the following practice areas:
- Oklahoma City, Oklahoma
- Corporate Law
- Energy Law
- Litigation - Trusts and Estates
Current Firm: GableGotwals
Education: University of Oklahoma, J.D., graduated 1980 and Southern Methodist University, BBA, graduated 1978
Location: Oklahoma City, OK
It takes just a few minutes to optimize your profile for clients looking to engage and lawyers who are ready to refer.
Activate your profile and highlight why your peers recognized in Best Lawyers today.
Nearby Lawyers
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 ...
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.
Gerald (“Jerry”) E. Durbin, II began his legal career in 1971. Over the past 45 years, Jerry’s practice has concentrated in the area of complex civil litigation. He has represented many national insurers and individuals in obtaining some of the most significant verdicts rendered in the State of Oklahoma. In 2010, Jerry was elected as a fellow in the prestigious American College of Trial Lawyers, a recognition reserved to the top 1% of trial lawyers in each state. Jerry has a...
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.
Lori F. Winland is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Lori F., 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 Lori F. is held by other top lawyers in the same geographic and legal practice area.
Brandon D. Kemp is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Brandon D., who practices law in Oklahoma City, Oklahoma, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brandon D. is held by other top lawyers in the same geographic and legal practice area.
Stacey D. Spivey's practice focuses on estate planning and trust and estate administration and litigation. Ms. Spivey works with individuals to prepare and implement their estate plans to meet family, tax and other goals, including business succession planning. She also works with individuals and fiduciaries on the management and settlement of trusts and estates, including probate administration, preparation of federal estate and gift tax returns, and estate and trust litigation matters. Ms. ...
Steven J. Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. Steven J., who practices law in Oklahoma City, Oklahoma, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven J. is held by other top lawyers in the same geographic and legal practice area.
Michael T. Maloan is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Michael T., who practices law in Oklahoma City, Oklahoma, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael T. is held by other top lawyers in the same geographic and legal practice area.
T. Scott Spradling is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Real Estate and Real Estate Law. T. Scott, who practices law in Oklahoma City, Oklahoma, has been recognized since 1983. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which T. Scott is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
Recognizing Legal Leaders: The 2027 Best Lawyers Awards in Australia, Japan and Singapore
by Jamilla Tabbara
Market drivers, diversity trends and the elite practitioners shaping the legal landscape.
Musk v. Altman: The Lawyers Behind the Case
by Jamilla Tabbara
Meet the Trial Lawyers Shaping One of AI's Biggest Legal Disputes.
The Best Lawyers in France 2027: Peer-Reviewed Excellence
by Jamilla Tabbara
Seventeen editions of peer trust, a growing profession and a dynamic legal market.
Announcing the 2027 Best Lawyers Awards: Austria, Germany and Switzerland
by Jamilla Tabbara
Celebrating the legal professionals throughout Central Europe.
The Legal Teams Behind the Blake Lively–Justin Baldoni Settlement
by Grace Greer
A closer look at the legal teams and attorneys involved in the Blake Lively–Justin Baldoni litigation and its resolution.
How AI Is Changing the Way Clients Find Lawyers
by Jamilla Tabbara
Best Lawyers CEO Phil Greer explains how AI-driven search tools are reshaping legal marketing and why credibility markers matter.
When Is It Too Late to Stop Foreclosure?
by Bryan Driscoll
Understanding the foreclosure timeline, critical deadlines and the legal options that may still protect your home.
Can You Go to Jail at an Arraignment?
by Bryan Driscoll
Understanding What Happens at Your First Court Appearance.
How to Choose a Personal Injury Lawyer
by Bryan Driscoll
Finding the right legal representation after an injury is a critical decision that requires careful evaluation.