Samantha Gallagher, 36, has joined Bass, Berry & Sims’ Washington office as a partner in the real estate capital markets practice. She represents issuers and underwriters in stock offerings and debt financings, primarily in the real estate investment trust industry. Previously, she was a partner at Hogan Lovells. She earned her J.D. from Georgetown University Law Center.


Clara Poffenberger, 47, has joined Bingham McCutchen’s Washington office as a partner in the environmental, land use and natural resources practice group. She focuses on the Clean Air Act, as well as climate-change regulation, in the oil and gas sector. Previously, she was counsel for environmental and safety law for Exxon Mobil Corp. She earned her J.D. from American University Washington College of Law.


Colin Smith, 52, and Briana Stolley, 36, join Holland & Knight as partner and senior counsel, respectively, in the Tysons Corner, Va., office. Smith focuses on commercial real estate transactions, including sales and acquisitions, financing and leasing. Stolley represents owners, developers, investors and tenants of commercial and mixed-use real estate. Previously, Smith and Stolley were senior partner and partner, respectively at Watt, Tieder, Hoffar & Fitzgerald. Smith earned his J.D. from New York Law School, and Stolley earned her J.D. from Ohio State University Michael E. Moritz College of Law.


Scott Kimpel, 42, joins Hunton & Williams’ Washington office as a partner in the firm’s corporate practice. He focuses on securities law matters involving transactions, financings, corporate governance and regulatory enforcement. Previously, Kimpel was counsel to Commissioner Troy Paredes of the U.S. Securities and Exchange Commission. He earned his J.D. from Southern Methodist University Dedman School of Law.


Mary Ellen Callahan, 43, joins Jenner & Block’s Washington office as a partner and will lead the firm’s newly formed privacy and information-governance practice. She focuses on privacy law, with an emphasis on consumer protection. Previously, she was chief privacy officer at the Department of Homeland Security. She earned her J.D. from the University of Chicago Law School.


Boyd Cloern, 40, has joined King & Spalding’s Washington office as a partner in the intellectual property practice. He focuses on intellectual property and antitrust matters. Previously, he was a partner at Bingham McCutchen. He earned his J.D. from the University of Kentucky College of Law.


Gary Yingling, 73, Robert Hibbert, 62, Ann Begley, 48, Rebecca Dand­eker, 45, and Anthony Pavel, 37, join Morgan, Lewis & Bockius’ Washington office as partners in the Food and Drug Administration and health care practice. Yingling, Hibbert, Begley and Pavel were previously partners at K&L Gates, where Dandeker was previously of counsel. The group focuses its practice on domestic and European companies in FDA- and U.S. Department of Agriculture-regulated industries. Yingling earned his J.D. from Emory University School of Law. Hibbert earned his J.D. from American Univer­sity Washington College of Law. Begley and Dandeker earned their J.D.s from Georgetown University Law Center. Pavel earned his J.D. from Loyola University Chicago School of Law.


Victoria Holstein-Childress, 42, joins Reed Smith’s Washington office as a partner in the financial industry group. She focuses on representing financial institutions and corporate clients in civil litigation and government enforcement matters. Previously, she was a partner at Davis Wright Tremaine. She earned her J.D. from Tulane University Law School.


Sonali Gunawardhana, 40, has joined Wiley Rein as of counsel to the food and drug law practice. She counsels clients on product development, food safety and regulatory enforcement. Previously, she was supervisory regulatory counsel at the Food and Drug Administration. She earned her J.D. and LL.M. degrees from the University of New Hampshire School of Law and American University Washington College of Law, respectively.