* TVI, a Glenn Dale, Md., company that provides decontamination systems and shelters, said it earned $1.8 million (6 cents per share) in the three months ended Dec. 31. It lost $421,000 (2 cents) in the year-earlier quarter. Fourth-quarter revenue rose to $4.7 million from $1.2 million. For the year, TVI earned $3.1 million (11 cents) on $11.1 million in revenue. It earned $105,000 (0 cents) on revenue of $4.2 million in 2001. Shares of TVI, which trade on the OTC Bulletin Board, closed at $1.35, up 3 cents.

* Shenandoah Telecommunications of Edinburg, Va., earned $4.5 million ($1.20 per share) in fiscal 2002. The company reported a profit of $16.4 million ($4.34) in 2001. Annual revenue rose to $93 million from $68.7 million. Shares of Shenandoah closed at $31.65, down 2 cents.

* Aquilent, a Laurel information technology company, said it was awarded a Labor Department contract worth $10 million. Under the three-year contract, Aquilent will manage the development of a Web-based acquisition system to make the agency's procurement processes more efficient.

* American Management Systems, a Fairfax government contractor, said it was awarded three contracts worth a total of $5.7 million. AMS will provide its Web-based resource planning system to the Prince William County school district and to the governments of Palm Beach County, Fla., and Cobb County, Ga.

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