G. Russell Hill

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

Lisa Prather focuses her practice on health care regulatory and compliance matters. She also handles mergers and acquisitions, corporate governance and other health care industry-related special projects. Lisa's clients are from diverse sectors of the health industry. These include hospital systems, physician groups, pharmacies and other professionals. Lisa assists her clients in meeting their business goals while navigating the increasingly complex health care regulatory environment. Her uni...

Barron F. Wallace is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Finance Law, Energy Law and Public Finance Law. Barron F., who practices law in Houston, Texas, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Barron F. is held by other top lawyers in the same geographic and legal practice area.

James M. Parker, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. James M., who practices law in San Antonio, Texas, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James M. is held by other top lawyers in the same geographic and legal practice area.

Jack O'Neill has been trying large complex cases for over 45 years. His experience in the courtroom involves many cases that have been widely publicized. Mr. O’Neill was co-trial counsel for UPR, Inc. in its attempted takeover of Pennzoil. He was lead counsel for Mitchell Energy Corporation in the company’s effort to overturn a $204 million judgment rendered against the company in a case tried for the company by another law firm. On appeal, argued by Mr. O’Neill, the case wa...

For more information, please visit www.gibsondunn.com/lawyer/rayburn-doug/ .

John Brusniak, Jr. has been a nationally recognized property tax attorney for 40 years. Before starting his own firm, John was a partner in two of Texas’ largest law firms. As a result of his ground-breaking appellate and other successes, Texas property tax law bears his personal mark. He is a frequently sought speaker and publisher of property tax articles, as well as his own reference book, Brusniak’s Texas Property Tax Digest. John is also the author of Texas Property Tax Code ...

David is a proven litigator. He is your lawyer, when it counts. Mr. Kirby devotes much of his practice to representing businesses in commercial litigation matters, personal injury claims, and is regularly retained to act as “outside general counsel” to advise businesses on contractual, insurance, and risk management issues. Licensed to practice law in Texas and California, Dave also represents individuals navigating the most trying times of their lives; individuals that have been ...

Raj Mahadass is a Managing Partner and Shareholder at PMR Law and represents plaintiffs in complex civil/commercial litigation, class actions, and personal injury litigation. While working with the team at PMR Law, Mr. Mahadass has represented radiation exposure victims, employment discrimination victims, those injured in automobile accidents, cyberbullying victims, students injured by their school, and many others, against insurance companies and other types of corporations. Prior to forming...

With more than three decades of experience and the recipient of numerous honors by prominent publications and ranking agencies, Dennis Duffy concentrates exclusively on representing management in all aspects of labor and employment law matters. Viewing prompt responsiveness and thorough preparation as the hallmarks of his practice, Dennis ensures that he is always available to provide salient approaches to clients’ workplace challenges. Dennis provides strategic advice and advocates for...