John L. Harrington

Owen Walker practices in the areas of commercial construction and government contracts law. He represents owners, developers, design professionals, contractors and subcontractors in all phases of construction projects, from contract preparation and negotiation through dispute resolution and litigation. Owen counsels regional, national and international clients on legal matters, including contract formation, administration and performance, claim entitlement and liability, contract termination ...

Adam is co-chair of the International Trade Commission (ITC) Section 337 Team. Adam’s ITC experience is incomparable, scoring major victories in patent, trademark, gray market, counterfeiting, unfair competition, and antitrust litigation before the ITC, obtaining exclusion orders against several respondents, obtaining the largest civil penalty awarded in ITC history, and defending a number of large companies on the defensive side. He has also represented several clients in proceedings b...

Stuart R. Barr is a top attorney recognized by Best Lawyers in the practice area(s) of Land Use and Zoning Law. Stuart R., who practices law in Bethesda, Maryland, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stuart R. is held by other top lawyers in the same geographic and legal practice area.

Burt Braverman is a top attorney recognized by Best Lawyers in the practice area(s) of Communications Law. Burt, 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 Burt is held by other top lawyers in the same geographic and legal practice area.

David Ashner is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. David, who practices law in Washington, District of Columbia, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

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

Sarah C. Aviles is a top attorney recognized by Best Lawyers in the practice area(s) of Elder Law, Litigation - Trusts and Estates and Trusts and Estates. Sarah C., who practices law in Fairfax, Virginia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sarah C. is held by other top lawyers in the same geographic and legal practice area.

Michelle L. Butler provides counsel on government pricing, health care, and FDA law in the area of prescription drugs and biologics. Across these practice areas, she specializes in the interpretation of complex regulations. Ms. Butler advises clients on changes in health care law and how these changes affect calculation and reporting across government pricing programs, specifically the Medicaid Drug Rebate Program, the 340B Program, the Medicare Part B Average Sales Price calculation, and the...

David is the managing partner of the Washington, D.C. office, as well as the co-leader of the Investment Management Group. Prior to joining Sullivan & Worcester, David was Special Counsel in the Washington, D.C. office of Gibson, Dunn & Crutcher. He previously served as Assistant General Counsel for Legislation and Investment Company and Adviser Regulation at the Securities and Exchange Commission and as Counsel to SEC Commissioner Aulana Peters.

Deanne E. Maynard, chair of the Appellate and Supreme Court Practice Group, is a partner in the Washington, D.C. office, and a former Assistant to the Solicitor General at the United States Department of Justice. Ms. Maynard has argued 13 cases before the Supreme Court of the United States, and she has filed over 100 briefs in that Court. Her Supreme Court arguments include prevailing for the respondent in RadLAX Gateway Hotel, LLC v. Amalgamated Bank , an important bankruptcy case involving ...