PERSONNEL FILE . . . Three area realtors James R. Ingham Jr., of Ingham and Associates of Washington, Michael C. Fox of Realty World-Fox Realty of Arlington and Peggy Lekstrum of Bach and Associates of Frederick -- were elected directors of the National Association of Realtors at last week's convention in San Francisco. As directors they will participate in formulation of policy for the association, which now has over 600,000 members . . . Herbert L. Aman, president of Hersand Builders, Inc. of Burke, is the new treasurer of the Home Builders Association of Virginia . . . The Rouse Co. has named three new vice presidents: David E. Forester, Gerald E. Brock, and James D. Lano. Forester and Brock have both been senior development directors for Rouse and vice presidents with Howard Research and Development Corp, a project of Rouse and the Connecticut General Corp. Lano has been associate general counsel and director of legal services for the company's Community Development Division. All three live in Columbia . . . The Artery Organization, a Chevy Chase builder and developer, has promoted Stephen M. Klebanoff to vice president of equity financing, and William G. Beals to assistant vice president of the firm's commercial division . . . Maurice Lee Barksdale, formerly president of a Fort Worth, Tex., real estate management firm, has been named deputy assistant secretary for multi-family housing programs at the Department of Housing and Urban Development.

IN THE BUSINESS . . . Hines Industrial, an affiliate of Gerald D. Hines Interests, recently broke ground for Woodmont Place, a 101,500-square-foot office building adjacent to Woodmont Country Club on Rockville Pike in Rockville. Hines has gained widespread attention for such projects as The Galleria in Houston, the company's home base . . . Coakley & Williams Inc. has completed site work for several planned buildings at the Maryland Trade Center Park at the intersection of the Beltway and the Baltimore-Washington Parkway in Greenbelt. In the works are a second office building to match the 192,000-square-foot Maryland Trade Center I, already on the site, a 212-room hotel and a 2,000-seat banquet and conference center.

MOVING ON . . . International Business Machines is moving its 40-employe mail department into Battlefield Builders' Stonewall Square on Route 234 in Prince William.