CACI International Inc. said it earned $25.4 million ($2.20 a share) on revenue of $121.1 million in its second fiscal quarter, which ended Dec. 31, compared with earnings of $3.4 million (30 cents) on revenue of $101.8 million for the same period of 1998.

For the company's first six months of its fiscal year, which ends June 30, CACI earned $29.2 million ($2.55) on revenue of $239.8 million, compared with earnings of $6.5 million (58 cents) on revenue of $191.7 million in the same period of 1998.

CACI, an Arlington information technology contractor to government and industry, said its revenue and earnings increased in the second fiscal quarter because of continued growth in its systems-integration work for the Department of Defense. Second-quarter net income was also boosted by a one-time gain of $21.1 million from the sale of a business line.

* LifeMinders.com Inc. reported a loss of $17.7 million on revenue of $5.4 million in the fourth quarter. For 1999, LifeMinders' first full year as a company, it lost $32.8 million on revenue of $9.5 million.

Herndon-based LifeMinders went public in the fall. It offers members personal organization tools and sells advertising.

In the fourth quarter, LifeMinders said revenue from the third quarter increased 70 percent. The company said it has 7 million members.

* Equitable Bank reported fourth-quarter earnings of $675,000 (52 cents a share), compared with $567,000 (43 cents) in the same period of 1998. The Wheaton bank said the net income was driven by a 17 percent increase in net interest income because of strong loan growth. The bank's loan portfolio grew 23 percent, to $320 million, from $260 million in the 1998 quarter.

The company did not release full-year performance figures.

Equitable has four branches and $448 million in assets.

* Saga Systems Inc. said its net income for the fourth quarter was $2.6 million (9 cents a share) on revenue of $52 million, compared with earnings of $9.4 million (29 cents) on revenue of $69.9 million for the same period of 1998.

For the year, the company earned $17.1 million (55 cents) on revenue of $213.3 million, compared with earnings of $27.7 million (87 cents) on revenue of $249 million.

Officials at Reston-based Saga, which makes e-business software products, attributed the declines in revenue and net income to customer uncertainties regarding the year 2000 computer bug. The company also invested heavily in research and development.