Kathleen Wills

Thomas M. Hefferon is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Banking and Finance. Thomas M., who practices law in Washington, District of Columbia, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas M. is held by other top lawyers in the same geographic and legal practice area.

Siran is a partner in the firm’s State Attorneys General and Enforcement Actions & Investigations practices. As such, she advises clients on a wide variety of state and federal regulatory matters, with a special emphasis on state consumer protection laws, including matters involving consumer financial services, data security, advertising and marketing. A former Senior Assistant Attorney General, Siran uses expertise gained in public service to resolve issues with state investigators...

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.

Mr. McGonigle focuses his practice on securities and investment regulation. His clients include broker/dealers, investment advisers, public companies, banks and individuals. He has experience in matters involving equity, fixed income, and derivative trading; broker/dealer and investment adviser compliance system design and review; fiduciary investment issues; regulatory registration issues; transactional disclosure issues; regulatory enforcement and grand jury representation; and litigation i...

Daniel Porter is a top attorney recognized by Best Lawyers in the practice area(s) of International Trade and Finance Law. Daniel, who practices law in Washington, District of Columbia, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel is held by other top lawyers in the same geographic and legal practice area.

Peter E. Ciferri is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law and Real Estate Law. Peter E., who practices law in Potomac, Maryland, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter E. is held by other top lawyers in the same geographic and legal practice area.

Jeffrey A. D. Cohen is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Jeffrey A. D., who practices law in McLean, Virginia, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey A. D. is held by other top lawyers in the same geographic and legal practice area.

Robert B. Robbins is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Securities / Capital Markets Law. Robert B., who practices law in Washington, District of Columbia, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert B. is held by other top lawyers in the same geographic and legal practice area.

Don King’s practice primarily involves representation of debtors, creditors, and committees in Chapter 11 reorganizations, and he also represents other types of debtors and creditors, particularly businesses and institutional lenders, in all phases of the bankruptcy process including workouts. Since 1991, he has served as a Chapter 7 Trustee in Bankruptcy for the Eastern District of Virginia, and he is currently head of the firm’s Bankruptcy & Creditors’ Rights practice....

Jay R. Nanavati is an accomplished litigator, a former federal tax prosecutor, and a founding partner of Kostelanetz LLP's Washington, D.C., office. He has developed an enviable record of success in persuading the government to terminate investigations of his clients and in defeating the government in court. Mr. Nanavati maintains a nationwide practice, focusing on white-collar criminal defense with an emphasis on tax-related matters. He represents individuals and entities facing investigatio...