Bo Cooper

Dennis handles diverse regulatory and transactional matters, ranging from day-to-day client representation to participation in multiple agency and court proceedings involving issues of industry-wide concern. He also handles major administrative and court litigation, and FCC Enforcement Bureau proceedings, for a wide variety of clients. As a member of the District of Columbia Bar, Dennis is admitted to practice in the Third, Tenth and D.C. Circuits, and before the Supreme Court of the United S...

A former federal prosecutor with extensive trial and appellate experience, Greg Marshall represents companies and individuals defending government enforcement, white-collar criminal, and civil litigation matters. Greg also conducts internal investigations and advises clients on compliance issues. He has assisted clients in the financial services, healthcare, government contracting, technology, export, and education sectors. Greg has defended investigations and cases involving the False Claims...

Clients hire Jacob because his aggressive, tenacious, creative and proactive strategies often put the other side on its heels, and because he gets successful results in investigations and litigation. Jacob has secured superior results for his securities enforcement, white-collar criminal defense, FCPA and internal and government investigations clients. Jacob brings his experience and outstanding reputation, including for creative strategies and solutions, to the defense of investigations, lit...

Mr. Colten was born in New York City and has been a long-time resident of Virginia. After serving as Assistant Commonwealth's Attorney in Fairfax County for two years, Mr. Colten entered private practice in Northern Virginia. He was a founding member and principal of Surovell, Jackson, Colten & Dugan, P.C. and its predecessor and successor firms, prior to forming Colten | Watson | Vincent Law Group P.C. In 1965, Mr. Colten received his B.S. with a major in sociology from American Universi...

Gifford R. Hampshire is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Land Use and Zoning. Gifford R., who practices law in Manassas, Virginia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gifford R. is held by other top lawyers in the same geographic and legal practice area.

Howard L. Nelson is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law and Oil and Gas Law. Howard L., 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 Howard L. is held by other top lawyers in the same geographic and legal practice area.

Danny Onorato is a former federal prosecutor and experienced trial attorney. As a defense attorney, Mr. Onorato has successfully represented individuals in a wide variety of complex criminal and civil matters, including many high profile white collar criminal offenses. Mr. Onorato’s clients have included executives from high profile cases including HealthSouth, Enron, KPMG and Fannie Mae. Mr. Onorato has also represented clients in both civil and criminal securities fraud investigations...

Jason A. Ross is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Jason A., who practices law in Reston, Virginia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jason A. is held by other top lawyers in the same geographic and legal practice area.

Alexandra Walsh is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Alexandra, 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 Alexandra is held by other top lawyers in the same geographic and legal practice area.

John F. Cafferky is a top attorney recognized by Best Lawyers in the practice area(s) of Education Law. John F., who practices law in Fairfax, Virginia, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John F. is held by other top lawyers in the same geographic and legal practice area.