Ellipso Inc. of Washington named Thomas Karr executive director.
District-based Ketchum named Mark Schannon director.
Angelique Manning joined Advice Unlimited of Olney as a public relations account executive.
Grant Thornton LLP of Vienna appointed Jim DiModica director of business services in the firm's technology, services and telecommunications practice.
US Airways of Arlington made the following appointments: Donna Paladini, director of customer advocacy; Bruce Ashby, senior vice president of corporate development; and Gregory Taylor, senior vice president of planning.
Lafarge Corp. of Reston made the following appointments: Peter H. Cooke, executive vice president, cement; Michael J. Balchunas, senior vice president and president of cement.
David H. Sheon joined the Washington office of Ogilvy Public Relations Worldwide as a senior vice president in the agency's health and medical practice.
Sodexho Marriott Services Inc. of Gaithersburg named Thomas M. Mulligan president of its corporate services division and a member of the executive committee.
Richmond-based CSX Corp. named Carolyn T. Sizemore assistant vice president of financial planning, and Joseph C. Wilkinson assistant vice president of investor relations.
US Internetworking Inc. of Annapolis named David L. Collier vice president of pricing and business planning.
American Capital Strategies Ltd. of Bethesda appointed Adam Blumenthal chief operating officer.
Legg Mason of Baltimore made the following appointments: Martin F. Mitchell, first vice president; Elizabeth A. Kane and Richard N. Young III, vice presidents; and Matthew J. Armstrong, James P. Biestek, Elizabeth M. Fisher, Glenn L. Harshberger, Carol Ann Horan, George T. Neiman, Christopher B. Nystrom, Sean J. Richter, Ashley B. Scriber and Paul F. Strebel, assistant vice presidents.
Joseph E. Wells was named vice president of Hayes, Seay, Mattern & Mattern in Washington.
J.M. Waller Associates in Burke named Charles E. Gardner president and chief financial officer.
Bioreliance Corp. of Rockville named James N. Harris vice president of sales and marketing.
Credit Management Solutions Inc. of Annapolis Junction named Peter M. Leger chief executive officer.
Andrew Hartman was named operations manager of Grand Cuisine Express in Washington.
David F. Roose was appointed director of the bureau of revenue estimates for the comptroller's office of the Maryland State Treasury in Annapolis.
The Foundation for Educational Innovation in Washington appointed Marueen Foley director of education.
The Washington Convention Center Authority appointed Tracy Sophia Harris chief financial officer.
George D. Webb II joined ICMA Retirement Corp. in Washington as managing vice president of institutional sales.
The National Trust for Historic Preservation in Washington named David J. Brown executive vice president and chief operating officer and T.C. Benson vice president of marketing and development. Thierry Roch was named executive director of National Trust Historic Hotels of America.
Richard M. Pollack was elected to the board of trustees for Phillips Programs in Annandale.
Sanjay Mongia was named communications director of the Economic Strategy Institute in the District.
Robin Edge was elected president of the National Alliance for the Mentally Ill in Arlington.
The Maryland Chamber of Commerce elected Arthur D. Ebersberger chairman of the board of directors.
Abene Starr Whitaker was appointed director of the Western-Ellington Alumni Association Inc. in McLean.
Greater DC Cares in the District named Susan Vener Linsky executive director.
Ira M. Blatstein joined the Johns Hopkins University Applied Physics Laboratory in Laurel as deputy assistant director for programs.
American University's Washington College of Law appointed the following to its faculty: Christine Haight Farley, Ricki Tigert Helfer, Teemu Ruskola and Brenda V. Smith.
Mark T. McDermott was elected to the board of trustees of the American Academy of Adoption Attorneys in Washington.
Cardinal Bank of Reston named Diane E. Weaver vice president.
Rockville-based Adventist HealthCare appointed Ellen Reap senior executive director of the company's senior living services division.
Inova Health Systems named William A. Brown vice president and administrator of Inova Fair Oaks Hospital in Fairfax.
Send information about promotions, appointments and personnel moves in the Washington area to Appointments, Business News Department, The Washington Post, 1150 15th St. NW, Washington, D.C. 20071-5302. All material must be submitted in writing.
CAPTION: Mark Schannon
CAPTION: Angelique Manning
CAPTION: Charles E. Gardner
J.M. Waller Associates
CAPTION: David J. Brown
National Trust for Historic Preservation
CAPTION: Diane E. Weaver
CAPTION: Ellen Reap