Trevor Tullius

Robert D. Rosenberg is a top attorney recognized by Best Lawyers in the practice area(s) of Railroad Law and Transportation Law. Robert D., who practices law in Washington, District of Columbia, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert D. is held by other top lawyers in the same geographic and legal practice area.

J. Michael Cavanaugh is a top attorney recognized by Best Lawyers in the practice area(s) of Admiralty and Maritime Law and Energy Law. J. Michael, 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 J. Michael is held by other top lawyers in the same geographic and legal practice area.

A recognized authority on international labor standards, Stefan Marculewicz advises multi-national corporations on issues involving employer efforts to address and respond to international labor standards. He also advises multinational enterprises in connection with the following: The International Labour Organization and its Committee on Freedom of Association The Organisation for Economic Co-operation and Development The United Nations Global Compact The United Nations Guiding Principles on...

Alan B. Croft is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Personal Injury Litigation - Plaintiffs. Alan B., who practices law in Leesburg, Virginia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alan B. is held by other top lawyers in the same geographic and legal practice area.

Amanda Gilbert represents clients in all aspects of family law, including separation, divorce, child custody, adoption, and assisted reproductive technology. She combines her legal knowledge and experience with a solution-oriented approach to address complex family matters. Known for her empathy, patience, calm demeanor, and common-sense perspective, Amanda provides both strategic guidance and compassionate support during challenging family transitions. A trained mediator and Collaborative pr...

Ama Adams is a top attorney recognized by Best Lawyers in the practice area(s) of International Trade and Finance Law. Ama, 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 Ama is held by other top lawyers in the same geographic and legal practice area.

Adam Carter is a seasoned courtroom attorney who has won numerous cases at trial and on appeal. For most of his career he has focused his practice on the representation of employees and whistleblowers. Mr. Carter represents clients who bring claims against their employers involving fraud, wrongful termination, retaliation, and discrimination of all sorts. A skilled negotiator, he frequently helps high-ranking executives to reach agreement with their companies at crucial career moments such as...

John T. Winkler is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. John T., 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 John T. is held by other top lawyers in the same geographic and legal practice area.

Stephan E. Becker is a top attorney recognized by Best Lawyers in the practice area(s) of International Trade and Finance Law. Stephan E., 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 Stephan E. is held by other top lawyers in the same geographic and legal practice area.

Diara M. Holmes serves as co-chair of the firm's Tax-Exempt Organizations Practice. She counsels tax-exempt organizations, including large public charities; colleges, universities and other higher education organizations; foreign charities and their U.S. affiliates; associations; government instrumentalities; social welfare organizations; and religious organizations on a broad range of tax compliance and governance issues. She advises nonprofit and for-profit organizations on structuring a va...