Richard W. Wiseman

After 30 years of defending health care providers and hospital systems in medical malpractice cases, David Olesky now proudly represents victims of medical malpractice and their families. David and his medical-legal team have joined Les Weisbrod in the National Birth Injury & Medical Negligence practice at Miller Weisbrod Olesky. Prior to joining Miller Weisbrod Olesky, David was Vice Chair of the Health Care Professional Liability practice at an Am Law 100 firm. David has handled complex...

Henry Wehrmann is a lawyer recognized by Best Lawyers in the practice area of Personal Injury Litigation - Defendants. Henry practices law in Dallas, Texas Best Lawyers has recognized Henry Wehrmann since 2025. 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 Henry Wehrmann is held by other lawyers.

Preston Mundt is an experienced trial lawyer. He has served as lead counsel representing individuals, corporations, and other institutional clients in significant litigation throughout Texas, New Mexico, and abroad. He has extensive experience representing plaintiffs and defendants in a wide variety of matters, including oil & gas litigation, personal injury, breach of contract, business torts, premises liability, intellectual property, insurance coverage disputes, marital matters, employ...

Wayne B. Whitham has over 30 years of experience in counseling public and closely-held companies and individuals in general corporate, securities, and partnership matters, mergers, acquisitions, dispositions, leveraged acquisitions and recapitalizations, venture capital transactions, securities offerings, financings and joint ventures and similar matters. Mr. Whitham has worked on behalf of clients from a broad range of industries, including manufacturing companies, real estate firms, technol...

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...

Chad A. Key’s legal experience includes all aspects of real estate, with an emphasis on acquisitions and dispositions of real property, development of real property, financing, and commercial leasing transactions. He represents a variety of publicly traded and privately held corporate clients, real estate funds, and individuals in all types of complex real estate matters, including industrial, office, hotel, retail, ranch land, and multi-family projects. Mr. Key also has experience in t...

Katrina G. Eash is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation and Litigation - Intellectual Property. Katrina G. practices law in Dallas, Texas Best Lawyers has recognized Katrina G. Eash since 2024. 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 Katrina G. Eash is held by other lawyers.

Chris Wilmoth is a lawyer recognized by Best Lawyers in the practice area of Trusts and Estates. Chris practices law in Dallas, Texas Best Lawyers has recognized Chris Wilmoth 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 Chris Wilmoth is held by other lawyers.

For more information, please visit www.gibsondunn.com/lawyer/ho-allyson-n/ .

Philip has a broad base of experience in complex real estate and corporate transactions. In a career spanning four decades, he has represented clients in connection with the acquisition, development, leasing, finance, and sale of a variety of large real estate projects in Texas and throughout the country. Philip regularly advises clients with respect to the formation and operation of development joint ventures and investment partnerships, and general corporate matters. He has negotiated hundr...