AARP
ABB Environmental Services
American Bankers Association
American Chemical Society
American Institute of Architects
American Red Cross
American Security Bank
Agency for International Development
The Baldwin Group
British Aerospace
Bureau of the Public Debt
CAIS Internet
Central Intelligence Agency
Chevy Chase Federal Savings Bank
Defense Communications Agency
Defense Informations Systems Agency
Defense Intelligence Agency
Defense Logistics Agency
Defense Mapping Agency
Department of Agriculture
Department of Commerce
Department of Energy
Department of Homeland Security
Department of the Interior
DoD Office of the Comptroller
DoD Office of Health Affairs
DoD Office of Family Policy Support and Services
Edison Electric Institute
EPA
Exxon
Fannie Mae
FBI
FCC
FDA
Federal Aviation Administration
Federal Home Loan Bank Board
Federal Trade Commission
FEMA
First American Bankshares
Freddie Mac
GHT
Goddard Space Flight Center
HPTi
IBM
ICF Kaiser Engineers
I.M. Systems Group
Immigration and Customs Enforcement
Intelsat
InterAmerican Foundation
John Hanson Savings and Loan
Lockheed Martin
MAI
MCI
Military District of Washington
Mortgage Bankers Association
NASA Headquarters
National Archives and Records Administration
National Association of Child Care Resource
   & Referral Agencies
National Education Association
National Institutes of Health
National Cancer Institute
National Heart, Lung and Blood Institute
National Institute of Arthritis and Musculoskeletal
   Diseases
National Institutes of Science and Technology
National Ocean Service
Naval Research Laboratory
Nextel Communications
NOAA
Northeast-Midwest Institute
Office of Technology Assessment
Perot Systems
Perpetual Savings Bank
Potomac Electric Power Company
Project Performance Corporation
Riggs National Bank
Ryland Homes
Sallie Mae
Small Business Administration
Smithsonian Institution
State Department
Technology Planning and Management Corporation
United Savings Bank
U.S. Geological Survey
U.S. Office of Personnel Management
U.S. Patent and Trademark Office
WSSC