| International Fresh Produce Association | Washington | $15M |
| International Labor Organization | Washington | $119M |
| International Organization for Migration | Washington | $3.8B |
| International Republican Institute | Washington | $7.0M |
| International Research and Exchanges Board Inc. | Washington | $233M |
| International Union for Conservation of Nature and Natural Resources | Washington | $48M |
| International Union of Operating Engineers National Training Fund | Washington | $48M |
| Ip-Plus Consulting, Inc. | Washington | $25M |
| Iron Vine Security LLC | Fairfax | $333M |
| IT Works! Inc. | Washington | $24M |
| Itellect LLC | Washington | $20M |
| J3 Consulting LLC | Washington | $15M |
| Jay Street Associates | | $11M |
| Jefferson Consulting Group LLC | Washington | $188M |
| Jesuit Refugee Service USA | Washington | $39M |
| JLL-Rer Solutions, LLC | Washington | $86M |
| John F Kennedy Center for the Performing Arts | Washington | $36M |
| Jones Lang Lasalle Americas, Inc. | Washington | $178M |
| Jones Public Affairs, LLC | Washington | $16M |
| JRC Integrated Systems, LLC | Washington | $131M |
| JRH Consultants LLC | Washington | $12M |
| Justice Climate Fund, Inc. | Washington | $940M |
| Ketchum Inc. | Washington | $77M |
| Kig Technical Services, LLC | | $17M |
| KPMG LLP | | $8.7M |
| Kurrent Logic LLC | | $9.5M |
| L&M Policy Research, LLC | Washington | $22M |
| L3HARRIS Linchpin Labs, Inc. | Washington | $29M |
| LA Clinica del Pueblo, Inc | Washington | $19M |
| LA Isla Network, Inc. | Washington | $4.0M |
| Latin American Youth Center, Inc | Washington | $10M |
| Leather & Hide Council of America | Washington | $12M |
| Leo a Daly - Perkins and Will a Joint Venture | Washington | $15M |
| Linc LLC | Washington | $27M |
| Lupus Foundation of America Inc. | Washington | $8.8M |
| Mag America Inc | Washington | $250M |
| Making Cents International, Inc. | | $12M |
| Marine Design Dynamics Inc | Washington | $12M |
| Mark G. Anderson Consultants Inc. | | $9.1M |
| Mary's Center for Maternal and Child Care Inc. | Washington | $24M |
| Mathematica Inc. | Washington | $252M |
| McKenzie Construction & Site Development LLC | Washington | $68M |
| McKenzie Construction & Site Development LLC | Washington | $208M |
| McKinsey & Company, Inc. Washington D.C. | Washington | $236M |
| MDB, Inc. | Washington | $19M |
| Medical Faculty Associates, Inc. | Washington | $43M |
| Medstar-Georgetown Medical Center, Inc. | Washington | $34M |
| Meridian International Center | Washington | $90M |
| Metcor LTD | Washington | $17M |
| Metropolitan Washington Airports Authority | Washington | $391M |
| Metropolitan Washington Council of Governments | Washington | $25M |
| Midtown Personnel Inc. | Washington | $38M |
| Milani Construction LLC | Washington | $44M |
| Mitchell Group, Inc. (the) | Washington | $25M |
| Mlinqs, LLC | Washington | $27M |
| Mobilizegreen, Inc | Washington | $19M |
| Morgan, Angel, Brigham & Associates L.L.C. | Washington | $15M |
| Msi STEM Research & Development Consortium | | $67M |
| N.s.p. Ventures Corp. | | $65M |
| N2IA Technologies LLC | Washington | $29M |
| National Academy of Public Administration | Washington | $10M |
| National Academy of Sciences | Washington | $609M |
| National Alliance of State & Territorial AIDS Directors | Washington | $80M |
| National American Indian Housing Council | Washington | $11M |
| National Associates, Inc. | Washington | $44M |
| National Association of Conservation Districts | Washington | $191M |
| National Association of County and City Health Officials | Washington | $81M |
| National Association of Regulatory Utility Commissioners | Washington | $23M |
| National Association of State Foresters | Washington | $14M |
| National Children's Alliance Inc. | Washington | $91M |
| National Committee for Quality Assurance | Washington | $48M |
| National Conference of State Historic Preservation Officers | Washington | $10M |
| National Council for Behavioral Health | Washington | $44M |
| National Council of | | $8.5M |
| National Council of Urban Indian Health | | $9.4M |
| National Criminal Justice Association | Washington | $11M |
| National Democratic Institute for International Affairs | Washington | $32M |
| National Disability Institute Inc | Washington | $16M |
| National Disability Rights Network Inc | Washington | $17M |
| National Endowment for Democracy | Washington | $1.3B |
| National Fish and Wildlife Foundation | Washington | $1.7B |
| National Fund for Excellence in American Indian Ed | | $15M |
| National Governors Association Center for Best Practices | Washington | $11M |
| National Housing Trust | Washington | $20M |
| National Indian Health Board | Washington | $18M |
| National Institute of Building Sciences | Washington | $83M |
| National Migrant and Seasonal Head Start Association | Washington | $57M |
| National Minority AIDS Council | Washington | $8.7M |
| National Network to End Domestic Violence, Inc. | Washington | $14M |
| National Park Foundation | Washington | $99M |
| National Railroad Passenger Corporation | Washington | $36B |
| National Restaurant Association Educational Foundation | Washington | $18M |
| National WIC Association | Washington | $15M |
| Navancio LLC | Washington | $34M |
| Ncba, Inc. | Washington | $109M |
| Neal R. Gross and Company, Inc. | Washington | $8.6M |
| Neighborhood Reinvestment Corporation | Washington | $8.9M |
| New Capitol Hill Towers Associates LLC | | $20M |
| New Light Technologies Inc | Washington | $9.2M |
| New Rights Group, Inc. | Washington | $31M |
| Newspaper Guild International Pension Plan | | $64M |
| Nira Inc | Washington | $23M |
| North American Association for Environmental Education, Inc. | Washington | $16M |
| North Arrow, Inc. | Washington | $41M |
| Obsidian Global, LLC | Washington | $182M |
| Office of the Attorney General | Washington | $95M |
| Open Technology Fund | Washington | $168M |
| Organic Trade Assoc | Washington | $22M |
| Organisation for Economic Cooperation and Development | Washington | $67M |
| Pact, Inc. | Washington | $279M |
| Page Federal Solutions, LLC | | $22M |
| Page Southerland Page, Inc. | Washington | $17M |
| Palladium International LLC | Washington | $535M |
| Pan American Development Foundation, Inc. | Washington | $199M |
| Pan American Health Organization | Washington | $200M |
| Parcel Five Associates Limited Partnership | | $13M |
| Parker Tide LLC | Washington | $59M |
| Parklands Community Partners LLC | | $14M |
| Partners of the Americas, Inc. | Washington | $170M |
| Partnersglobal | Washington | $28M |
| Partnership for Public Service Inc | | $9.1M |
| Patrona Corporation | Washington | $53M |
| Paul Laurence Dunbar Apartments | | $16M |
| Perkins+will, Inc. | Washington | $27M |
| Polaris Project | | $12M |
| Population Reference Bureau, Inc. | | $15M |
| Population Services International | Washington | $268M |
| Porter Novelli Public Services Inc. | Washington | $256M |
| Potomac Electric Power Co | Washington | $457M |
| Power Auctions LLC | Washington | $29M |
| Prime Source Technologies, LLC | Washington | $37M |
| Professional Management Consulting Services LLC | Washington | $19M |
| Project Hope - the People-to-People Health Foundation Inc | Washington | $77M |
| PROSOURCE360 Consulting Services Inc. | Washington | $37M |
| Proven Management LLC | Washington | $20M |
| Public Health Foundation | Washington | $3.2M |
| Pyxis Partners LLC | | $22M |
| Qem Network HQ | Washington | $10M |
| Quasars Incorporated | Washington | $89M |
| Quinn Evans Architects Inc | Washington | $33M |
| R & R Janitorial, Painting & Building Services Inc. | Washington | $29M |
| Range Construction LLC | Washington | $12M |
| Rap Inc | Washington | $12M |
| Rape, Abuse and Incest National Network Rainn | Washington | $46M |
| Rapidiant Corp | Washington | $12M |
| Reagan-Udall Foundation for the Food and Drug Administration, Inc. | Washington | $6.7M |
| Rebellion Defense, LLC | Washington | $8.7M |
| Restore America's Estuaries | Washington | $43M |
| Results for Development Institute, Inc. | | $5.7M |
| Rfe/RL Inc | Washington | $553M |
| Rhea Space Activity, Inc. | Washington | $9.7M |
| RHG Group, Inc | Washington | $7.4M |
| Rockwood Company LLC | Washington | $12M |
| Rosemount Center Inc | Washington | $9.4M |
| Rural Coalition | Washington | $8.7M |
| Rural Community Assistance Partnership Incorporated | Washington | $138M |
| RWD Consulting LLC | Washington | $65M |
| S.e. Washington Development Associates, L.P. | | $10M |
| Saalex Corp | Washington | $66M |
| Salmon Group Inc | Washington | $40M |
| Samuel J. Simmons Ncba Estates No. 1 Limited Partnerhsip | | $15M |
| Samuel Kelsey Redevelopment Limited Partnership | | $13M |
| Savalan LLC | Washington | $9.3M |
| Sayari Analytics, LLC | Washington | $30M |
| Sayres and Associates LLC | Washington | $161M |
| Search for Common Ground | Washington | $20M |
| Shalom Baranes Associates, P.C. | Washington | $28M |
| Short Line Safety Institute | Washington | $16M |
| Sidem LLC | | $13M |
| Simple Technology Solutions Inc. | Washington | $56M |
| Skidmore Owings & Merrill LLP | Washington | $8.7M |
| Smithgroup, Inc. | Washington | $59M |
| Smithsonian Institution | Washington | $18M |
| Smithsonian Institution | Washington | $69M |
| Software Information Resource Corp. | Washington | $811M |
| Special Olympics Inc. | Washington | $219M |
| Spectrum Management, LLC. | Washington | $12M |
| ST. Mary's Court Housing Development Corp | | $10M |
| Starlo Innovation, LLC | Washington | $24M |
| Stratacomm, LLC | Washington | $311M |
| Strategic Education Research Partnership Institute | Washington | $16M |
| Strategix Management LLC | Washington | $152M |
| Studios Architecture | Washington | $8.8M |
| Summit Consulting LLC | Washington | $110M |
| Suratech LLC | Washington | $305M |
| Sustainable Building Solutions, LLC | Washington | $30M |
| Sustainable Facilities Management Services, LLC | Washington | $14M |
| Sustainable Forestry Initiative, Inc. | Washington | $10M |
| Sylver Rain Consulting, LLC | Washington | $17M |
| Synchron, LLC | Washington | $116M |
| Tarkik Solutions Incorporated | Washington | $18M |
| TCG Inc | Washington | $152M |
| Tech-Marine Business, Inc | Washington | $128M |
| Tecknomic LLC | | $15M |
| Telesolv Consulting Inc. | Washington | $45M |
| Telling Your Story LLC | Washington | $16M |
| Tetrad Digital Integrity LLC | Washington | $31M |
| The 1890 Universities Foundation | Washington | $38M |
| The American National Red Cross | Washington | $218M |
| The Center for Employment Security Education & Research Inc | Washington | $97M |
| The Children's Law Center, Incorporated | Washington | $19M |
| The Clearing, Inc. | Washington | $53M |
| The Conservation Innovation Fund | Washington | $25M |
| The Corps Network | Washington | $73M |
| The Crux Firm LLC | Washington | $21M |
| The Dcode Group Inc | Washington | $49M |
| The Halo Trust Usa, Inc | Washington | $156M |
| The Hill Group Inc | Washington | $16M |
| The Jewish Federations of North America, Inc. | New York | $25M |
| The Kenrich Group, LLC | Washington | $7.8M |
| The Konterra Group LLC | Akron | $10M |
| The Leonard Resource Group Inc | Washington | $15M |
| The Urban Institute | Washington | $75M |
| The Washington Center for Internships and Academic Seminars | Washington | $16M |
| The Wright Way Enterprises LLC | Washington | $12M |
| Timothy J Londagin, LLC | Washington | $44M |
| TJS Group, LLC | Washington | $14M |
| Tmax Government Solutions LLC | Washington | $26M |
| Tourism Authority of Kiribati | | $53M |
| Trade Center Management Associates L.L.C. | | $113M |
| Tradesfutures | | $20M |
| Trinity College | | $21M |
| Trinity Towers Apartments, LP | | $13M |
| Triune Solutions, LLC | Washington | $8.9M |
| Truemath, Inc. | Washington | $9.4M |
| Trust Consulting Services Inc. | Washington | $80M |
| U.S. Grains & Bioproducts Council | Washington | $46M |
| Ufcw Charity Foundation, Inc. | Washington | $147M |
| Ujima the National Center on Violence Against Women in the Black Community | | $3.3M |
| Unidosus | Washington | $21M |
| Union Station Redevelopment Corporation | | $383M |
| United Nations Foundation Inc | | $12M |
| United Nations Framework Convention on Climate Change | Washington | $23M |
| United Nations World Food Programme | Washington | $11B |
| United Planning Organization | Washington | $47M |
| United States Conference of Catholic Bishops | Washington | $411M |
| United States Energy Association Inc | Washington | $39M |
| United States-Ukraine Reconstruction Investment Fund, L.P. | Washington | $75M |
| Unity Health Care, Inc. | Washington | $56M |
| Universal Service Administrative Company | Washington | $175M |
| Universities Space Research Association | Washington | $149M |
| University Corporation for Advanced Internet Development | Washington | $54M |
| University of the District of Columbia | Washington | $14M |
| University of the District of Columbia | Washington | $79M |
| US Ignite, Inc. | Washington | $7.2M |
| Usaging | Washington | $99M |
| V-42 LLC | | $7.8M |
| Vanguard Communications of Falls Church Inc | | $8.5M |
| Veracity Engineering LLC | Washington | $207M |
| Versar National Security Solutions LLC | | $2.7M |
| Versar Security Systems, LLC | Springfield | $40M |
| Versar, Inc. | Washington | $45M |
| Veterans on the Rise | Washington | $14M |
| Viinetwork, Inc. | Washington | $9.1M |
| Vital Voices Global Partnership Inc | Washington | $19M |
| Vtech Solution Inc. | Washington | $15M |
| Washington Business Dynamics, LLC | | $40M |
| Washington Chinatown Associates Limited Partnership | | $17M |
| Washington Gas Light Company | Washington | $93M |
| Washington Hospital Center Corporation | Washington | $20M |
| Washington Metropolitan Area Transit Authority | Washington | $2.3B |
| Washington Metrorail Safety Commission | Washington | $14M |
| Washington Office Interiors LLC | Washington | $24M |
| Whitman-Walker Clinic Inc | | $18M |
| Williams, Adley & Company DC LLP | Washington | $65M |
| Wood Products Council | Washington | $15M |
| World Resources Institute | Washington | $51M |
| World Wildlife Fund, Inc. | Washington | $78M |
| WSP - Moca Joint Venture | Washington | $11M |
| WSP USA Solutions Inc | Washington | $309M |
| Xerox Corporation | Washington | $148M |
| Zero to Three National Center for Infants, Toddlers & Families | | $78M |
| Zimmerman Associates Inc | Washington | $26M |