This is a summary of selected contracts awarded by the federal government to companies ad other vendors in Virginia, Maryland and the District.

Martin Marietta Corp. of Chantilly won a $525,908,431 contract from the Department of Housing and Urban Development to provide integrated information-processing services.

Storage Technology Inc. of Silver Spring won a $52,287,394 contract from the Defense Logistics Agency to provide automated-tape library systems.

Westinghouse Electric Corp. of Baltimore won a $32,624,153 contract for primary mission sensors for th Defense Meteorological Satellite.

Zenith Data Systems of Vienna won a $21,994,580 contract from the Air Force to provide commercial software upgrades of support of current Department of Defense standard computer requirements.

Techniarts Engineering of Silver Spring won a $14,333,330 contract from the Navy to provide information, training and entertainment systems for ships.

Lamarian Systems Inc. of Landover won a $4,785,298 contract from the U.S. Customs Service to provide software applications and systems maintenance for the customs automated commercial system.

Vinnel Corp. of Fairfax won a $3,896,415 contract from the Air Force to provide civil engineering services for the Onizuka air Force Base in California.

Mitre Corp. of McLean won a $3,395,755 contract from the Army to provide engineering and technical services.

Trandes Corp. of Lanham, Md., won a $2,940,344 contract from the Navy to provide engineering support for automatic test equipment programs.

Martin Marietta Aero and Naval Systems of Baltimore won a $1,996,271 contract from the Navy to provide interface cards.

CRSS Commercial Inc. of Washington won a $1,224,728 contract from the General Services Administration to provide expert and consultant services for a new court house in Maryland.

Twigg Corp. of District Heights won a $1,204,000 contract fro the Army to provide alterations and additions to the bowling center at Fort Meade.

Oles Envelope Corp. of Baltimore won a $1,032,977 contract from the U.S. Government Printing Office to provide printing services.

International Business Machines Corp. of Arlington won a $996,142 contract from the Library of Congress to provide bibliography workstation software.

Fannon Petroleum Services Co. of Alexandria won a $713,520 contract from the Defense Fuel Supply Center to furnish an oil burner.

Westinghouse Electric Corp. of Cockeysville won a $660,866 contract from the Air Force to supply fire-control equipment.

T.A. Sheets Mechanical General Contractor Inc. of Norfolk on a $598,489 contract from the Navy to replace steam line poles at three areas of the naval base at Norfolk.

Goodway Graphics of Springfield won a $495,732 contract from the U.S. Government Printing Office to provide printing services.

Alphatec of Washington won a $402,185 contract from the General Services Administration to supply a building sprinkler for the agriculture administration.

Pembroke Construction Co. of Hampton, Va., won a $388,952 contract from the Air Force to provide installation of pavements at bases.

Aluminum Specialties Co. of Norfolk won a $379,642 contract from the Navy to repair, replace and install chain-link fences at Norfolk, Virginia Beach and Portsmouth, Va., naval bases.

Carl Gonnsen and Son Inc. of Baltimore won a $374,974 contract from the U.S. Postal Service to renovate and remodel existing office space at the general mail facility in Baltimore.

Production House of Chantilly won a $367,401 contract from the National Institutes of Health to provide logistical support for exhibit programs.

Lewin/ICF Health and Sciences International Inc. of Washington won a $327,887 contract from the Prospective Payment Assessment Commission to examine winners and losers under Medicare's prospective payment system.