BUCKLEYSANDLER

Antonio Reynolds, 33, has joined BuckleySandler's Washington office in the white-collar practice. Reynolds will represent clients in civil and criminal state and federal enforcement matters. Reynolds was formerly an assistant U.S. attorney in the U.S. Attorney's Office for Maryland. He earned his J.D. from Harvard Law School.

EPSTEIN BECKER & GREEN

Alan Arville, 35, has joined Epstein Becker & Green's Washington office as a member in the health care and life sciences practice. Arville, formerly a principal at Ober, Kaler, Grimes & Shriver, will focus on health care ­transactions. Arville earned his J.D. from Georgetown University Law Center.

HUNTON & WILLIAMS

Michael Waller, 59, has joined Hunton & Williams as special counsel to the Washington office. He will provide business advice. Waller joins from Delhaize Group S.A., where he served as executive vice president, general counsel and general secretary. He earned his J.D. from University of Houston Law Center.

KELLEY DRYE & WARREN

Holly Roth, 56, has joined Kelley Drye & Warren as chairwoman of the government-contracts practice in the firm's Washington office. Roth will focus on counseling and litigation related to federal, state and local government procurement matters, in addition to federal assistance agreements and grants. Roth previously was a partner at Manatt, Phelps & Phillips. Roth earned her J.D. from American University Washington College of Law.

KING & SPALDING

Nathan Clukey, 43, has joined King & Spalding's Washington office as a partner in the firm's tax practice. He focuses on tax controversies and litigation. Clukey was previously a trial lawyer in the Tax Division at the U.S. Department of Justice. Clukey earned his J.D. from the Catholic University of America Columbus School of Law.

STROOCK & STROOCK & LAVAN

Tram Nguyen, 42, has joined Stroock & Stroock & Lavan's Washington office as a partner in the firm's private funds practice group. She focuses on hedge funds and private-equity funds. Nguyen joined the firm from the SEC's Division of Investment Management, where she served as chief of the Private Funds branch. Nguyen earned her J.D. from Columbia Law School.