Hal S. Shapiro

Nigel L. Wilkinson is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Nigel L., who practices law in Reston, Virginia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nigel L. is held by other top lawyers in the same geographic and legal practice area.

Kevin A. Ewing is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law and Environmental Law. Kevin A., 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 Kevin A. is held by other top lawyers in the same geographic and legal practice area.

Joshua B. Waxman is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Joshua B., 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 Joshua B. is held by other top lawyers in the same geographic and legal practice area.

Catherine P. McCarthy is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Catherine P., who practices law in Washington, District of Columbia, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Catherine P. is held by other top lawyers in the same geographic and legal practice area.

Maria Simon is an award-winning attorney who serves as the firm’s Managing Partner. While Maria’s practice is quite versatile, she specializes in family law, divorce, custody disputes, Collaborative Divorce, business law, and litigation. Frequently appearing in court nationwide on behalf of her clients, Maria has considerable experience in the Federal District Court, U.S. Court of Appeals, Bankruptcy Court, and the State courts of Virginia, District of Columbia, and Maryland. She ...

Barry Boss is co-chair of Cozen O’Connor’s Criminal Defense & Internal Investigations practice group, vice chair of the Commercial Litigation Department and office managing partner of the D.C. office. Prior to joining Cozen O’Connor in April 2004, Barry was an assistant federal public defender in Washington, D.C. Barry focuses his practice on complex criminal matters, particularly involving allegations of white-collar crime in federal court. Barry has extensive jury tria...

Caroline P. Mayhew is a top attorney recognized by Best Lawyers in the practice area(s) of Native American Law. Caroline P., 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 Caroline P. is held by other top lawyers in the same geographic and legal practice area.

Alexis Ronickher jointly serves as the Managing Partner of the firm’s California office and divides her time between San Francisco and Washington, D.C. She represents clients in complex, often high-profile, employment and whistleblower matters, including whistleblower, sexual harassment, and civil rights discrimination and retaliation matters. As part of her whistleblower practice, she represents clients pursuing qui tam claims under the False Claims Act and whistleblower tips through t...

Svetlana S. Gans is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law. Svetlana S., 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 Svetlana S. is held by other top lawyers in the same geographic and legal practice area.

Read more on firm website.