TRW Inc. of Reston won a $40 million contract from General Services Administration for environmental services.

The five-year contract enables government agencies to use TRW services, such as environmental impact statements, hazardous materials management, pollution prevention surveys and telephone advisory services.

The company has provided environmental services in the past for agencies such as the Defense Department, Interior Department and Veterans Affairs Department.

Datex Inc. of Falls Church won a $20.9 million contract from the U.S. Agency for International Development for administrative support services.

Sectek Inc. of Herndon won a $3.6 million contract from the Treasury Department for government facility operations.

Atlantic Ordinance & Gyro Inc. of Norfolk won a $3.2 million contract from the Navy for ships.

Jack Morton Co. of Washington won a $1.2 million contract from the U.S. Postal Service for research and development services.

Quatro Services of Richmond won a $988,566 contract from the Army for utilities and housekeeping services.

Life Technologies Inc. of Rockville won a $677,227 contract from the Navy for research and development services.

Quatro Services of Richmond won a $608,762 contract from the Army for housekeeping services.

Bell Atlantic Federal Systems of Washington won a $585,000 contract from the Justice Department for telecommunications services.

Technology Assessment and Transfer Inc. of Annapolis won a $498,593 contract from the Air Force for research and development services.

PRC Inc. of Reston won a $395,089 contract from the Federal Aviation Administration for special studies and analyses.

Interactive Television Co. of Arlington won a $250,462 contract from the Army for research and development services.

Quatro Services of Richmond won a $136,631 contract from the Army for housekeeping services.

Quatro Services of Richmond won a $122,367 contract from the Army, for housekeeping services.

Telos Corp. of Ashburn won a $107,452 contract from the Navy for automatic data-processing services.

Direct Marketing Associates of Baltimore won a $106,887 contract from the Government Printing Office for publication services.

Kerney Service Group of Norfolk won an $89,400 contract from the Navy for ships.

Earl Industries of Portsmouth won a $77,000 contract from the Navy for ships.

The contracts listed were awarded by the federal government to companies and other vendors in Virginia, Maryland and the District.