Amy E. LaValle

Michael B. Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Michael B., who practices law in Dallas, Texas, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael B. is held by other top lawyers in the same geographic and legal practice area.

Kelly has worked with major pharmaceutical and medical device clients in in all phases of the litigation process, including discovery, motion practice, expert workup, and trial preparation. Her pharmaceutical and medical device experience is focused on the management of consolidated mass tort actions, particularly in the multidistrict litigation (MDL) context. Kelly has assisted in trying multiple MDL bellwether trials as a member of the trial team. Kelly also has prior experience defending r...

Will Russ is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Will, who practices law in Dallas, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Will is held by other top lawyers in the same geographic and legal practice area.

John is a lifetime member of the 82nd Airborne Association and the U.S. Army Ranger Association. He served his country as a Staff sergeant in the U.S. Army from 1990 to 1996 and was also an Airborne Ranger, a significant achievement that requires dedication, determination, exceptional mental toughness, and a commitment to excel. The selection process for becoming an Airborne Ranger is highly competitive and rigorous and includes physical fitness assessments, mental aptitude evaluations, speci...

Haleigh has broad commercial litigation experience representing both plaintiffs and defendants at every stage of lawsuits involving real estate, breach of contract, breach of fiduciary duty, fraud, business divorce, personal injury and tort litigation, and aviation. Haleigh has distinguished herself as an associate by her maturity in the courtroom. She has briefed and argued motions at every stage of litigation, deposed fact and expert witnesses, successfully mediated disputes at their infanc...

Aimee G. Szygenda is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Aimee G., who practices law in Dallas, Texas, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Aimee G. is held by other top lawyers in the same geographic and legal practice area.

Sam Acker is a business litigator. Sam represents clients in state and federal courts in matters involving fraud, breach of fiduciary duty, breach of contract, partnership and corporate governance disputes, and other business torts. His experience spans several industries and market segments, including real estate, life sciences, oil and gas, construction, and products liability. A substantial portion of Sam’s practice has also been dedicated to representing broker-dealers and registere...

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

Donald Waltz is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Donald, who practices law in Dallas, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Donald is held by other top lawyers in the same geographic and legal practice area.

Liz Schartz represents management in client counseling and litigation of employment and labor law matters. Her expertise includes litigating discrimination, wage-and-hour, employee benefit, and state-law contract and tort claims; counseling employers on sensitive personnel and complex employment law matters; workplace investigations; employee classification issues; executive compensation, change-in-control, and separation issues; drafting and litigating non-competition and related covenants; ...