United BioSource, a Washington provider of scientific services to the pharmaceutical and life sciences industries, acquired DataPhase IV of Morgantown, W.Va. Terms were not disclosed. Privately held DataPhase IV provides post-marketing surveillance and risk management services to drug companies. Its headquarters will remain in Morgantown.

Telos, an Ashburn information-technology government contractor, named retired Lt. Gen. Mike McDuffie executive vice president and chief marketing officer effective July 5. He will assume the duties of Bob Marino, who will remain executive vice president for strategy and will join the board. McDuffie most recently served as president and general manager of the information systems group at Anteon.

Lockheed Martin, a Bethesda defense contractor, named Stanton D. Sloane executive vice president of Integrated Systems and Solutions effective June 1. Sloane will replace Albert E. Smith, who plans to retire in February 2005. Sloane has been deputy of Lockheed's Integrated Systems and Solutions division since 2003.

Orbimage, a Dulles satellite-imaging company, lost $8.4 million ($1.32 a share) during the first quarter compared with a loss of $2.5 million (10 cents) a year earlier. Revenue rose to $2 million from $1.7 million last year. The company attributed the loss to increased costs of operating the OrbView-3 satellite.

E-Security, a Vienna security management software company, secured $5 million in a third round of funding from all its current investors. E-Security plans to spend the money on technology development and to pursue "new market opportunities in security management." The investors are Fidelity Ventures, FTVentures, Advanced Technology Ventures, Updata Partners and Knickerbocker.

Compiled from reports by Washington Post staff writers and Dow Jones News Service.