Mark W. DeLaquil

Adam S. Caldwell is a top attorney recognized by Best Lawyers in the practice area(s) of Communications Law. Adam S., who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adam S. is held by other top lawyers in the same geographic and legal practice area.

Gregory H. Levine is a top attorney recognized by Best Lawyers in the practice area(s) of FDA Law. Gregory H., who practices law in Washington, District of Columbia, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gregory H. is held by other top lawyers in the same geographic and legal practice area.

Jeremy R. Mandell is a top attorney recognized by Best Lawyers in the practice area(s) of FinTech Practice. Jeremy R., 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 Jeremy R. is held by other top lawyers in the same geographic and legal practice area.

Benjamin Kinder is a top attorney recognized by Best Lawyers in the practice area(s) of Nonprofit / Charities Law. Benjamin, 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 Benjamin is held by other top lawyers in the same geographic and legal practice area.

Marcus Owens represents a broad range of nonprofit organizations, including private foundations, charities, lobbying/political organizations and trade associations. The context has ranged from tax planning, the process of formation and application for exemption, through IRS and state attorney general investigations, including complex audits by IRS Exempt Organizations Financial Investigative Units. Marcus’ focus includes executive compensation, excess benefit and self-dealing excise tax...

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...

William (Tom) Thompson has specialized in government contract law and construction litigation for more than 40 years. Tom has represented a broad range of Government contractors (major defense contractors, information technology and systems integration contractors, construction contractors, etc.). His clients have ranged from multibillion-dollar contractors to start-up companies. This representation has included advice on federal cost principles and cost accounting requirements, and complianc...

Mark L. Whitaker is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Mark 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 Mark L. is held by other top lawyers in the same geographic and legal practice area.

David M. Gossett is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice and Commercial Litigation. David M., who practices law in Washington, District of Columbia, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David M. is held by other top lawyers in the same geographic and legal practice area.

Tom Hyatt is a Partner in the law firm of SNR Denton US LLP, resident in the Washington, DC office. Tom chairs the Firm's health care practice. He is a 1979 cum laude graduate of Boston College, and received his law degree in 1982 from the University of Pittsburgh, where he served as Editor-in-Chief of the Journal of Law and Commerce. His practice is focused on corporate and tax-exempt organization issues for nonprofit organizations. He has particular expertise in legal issues affecting tax-e...