Kyle Mathews

Julie Mitchell Newlands represents individuals and their families in cases involving serious injury or wrongful death. She has substantial experience litigating personal injury and medical negligence cases in the District of Columbia, Maryland, and Virginia. Julie is a dedicated advocate for victims of life-altering events related to another’s negligence. She accompanies her clients through the litigation process with diligence and compassion. Julie has obtained six, seven, and eight-fi...

Jason B. Hutt is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Regulatory Law and Litigation - Environmental. Jason B., who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jason B. is held by other top lawyers in the same geographic and legal practice area.

Biz is a leader in the field of criminal defense and internal investigations focusing on white-collar defense and health care cases. Biz regularly represents clients in congressional and criminal fraud investigations as well as qui tam, Foreign Corrupt Practices Act (FCPA), False Claims Act (FCA), civil RICO, and employment litigation. She has counseled clients — including boards, audit committees, and management — on the development and implementation of internal compliance and e...

Dennis O. Garris is partner-in-charge of the firm’s Washington, D.C. office and is the former co-head of the firm’s securities, mergers and acquisitions practices. His practice focuses on securities and complex Securities and Exchange Commission (SEC) regulatory and disclosure matters and mergers and acquisitions. Mr. Garris is a nationally known expert on SEC regulatory matters, including the proxy rules, tender offer rules, going-private rules and beneficial ownership reporting ...

For more information, please visit www.gibsondunn.com/lawyer/harrison-Donald/ .

Paul B. Hudson is a top attorney recognized by Best Lawyers in the practice area(s) of Communications Law. Paul B., who practices law in Washington, District of Columbia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul B. is held by other top lawyers in the same geographic and legal practice area.

Joel R. Grosberg is co-head of McDermott’s Antitrust Mergers Focus Group and assists clients on civil and criminal antitrust matters, including obtaining merger clearances, counseling and litigation. He has represented clients in obtaining antitrust approvals in numerous challenging transactions, and in other government antitrust investigations before the Department of Justice, the Federal Trade Commission (“FTC”) and foreign competition authorities. Joel has significant exp...

Tina Papagiannopoulos is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Tina, who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tina is held by other top lawyers in the same geographic and legal practice area.

David F. Klein is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. David F., who practices law in Washington, District of Columbia, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David F. is held by other top lawyers in the same geographic and legal practice area.

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