ABL of Rockville appointed Gerald Kovacs scientific director.
Apex Cos. of Rockville appointed Peter A. Ceribelli chief executive officer.
Arundel Mills and Potomac Mills appointed Caroline Barry Green area director of business development.
Bates White of the District appointed Michael Whinston partner in the antitrust and competition practice.
CliftonLarsonAllen of Arlington appointed David Trimner principal.
Cohen Group of the District appointed Jim Smith senior counselor.
Dawson & Associates of the District appointed Len Miller to its environmental practice.
Impaq International of Columbia appointed Paul Gorrell and Tina Baratto vice president of health.
Invizeon of the District appointed Kevin Walker chief operating officer.
KPMG of the District appointed Gerald Carlson managing partner for the Washington metropolitan area and Michael Plowgian principal in its Washington national tax practice.
Modus of the District appointed Bob Lorum vice president of marketing.
Northrop Grumman of Falls Church appointed Maureen Del Duca vice president and deputy general counsel.
OPX of the District appointed Jason deChambeau principal, Ben Straus associate and Mary Beth Cook associate.
Paxton Cos. of Springfield appointed David Stange domestic and international accounts salesperson.
Serco of Reston appointed Ed Casey chief transformation officer and Daniel Allen chairman and chief executive.
Specialists On Call of Reston appointed Til Jolly chief medical officer.
SRA International of Fairfax appointed Doyle Choi vice president of civil government growth.
Summit of the District appointed Jennifer Folsom human capital manager.
Transaction Network Services of Reston appointed Lisa Shipley head of global strategy for its payment division.
Virtacore of Sterling appointed Bill Thompson vice president of engineering.
ACT for Alexandria of Alexandria appointed Kerrin Epstein community foundation associate.
Council for Court Excellence of the District appointed Renee Smith development director.
Montgomery County Chamber of Commerce appointed Ilaya Hopkins vice president of public affairs.
National Council on Aging of the District appointed Sharon Gleason chief development officer.
Siemens Foundation of the District appointed David Etzwiler chief executive.
Special Olympics of the District appointed Janet Froetscher chief executive.
360 Live Media of the District appointed Ken Demith chief experience officer.
Allied Integrated Marketing of the District appointed Simona Noce publicist.
Greysteel Capital Markets of Bethesda appointed Jeff McClure managing principal.
Long & Foster of the District appointed Roger Carp manager of the Georgetown office.
Dickinson Wright of the District appointed Bruce D. Gray and Fred W. Hathaway to its intellectual property team.
Jones Day of the District appointed Javade Chaudhri partner.
Kilpatrick Townsend & Stockton of the District appointed Sonia Baldia to its global sourcing and technology team.
Morrison & Foerster of the District appointed John A. Good and Justin R. Salon corporate finance partners.
Quarles & Brady of the District appointed Steven Goldman partner in the corporate services practice group.
Vinson & Elkins of the District appointed Michael Wigmore partner.
Send information about promotions, appointments and personnel moves in the Washington area to Appointments, Business News, The Washington Post, 1150 15th St. NW, Washington, D.C. 20071-5302, or to email@example.com.