| Department of Defense | $113.4B | 1,943,505 | 336411 · Aircraft Manufacturing |
| Department of Veterans Affairs | $73.2B | 39,849 | 524114 · Direct Health and Medical Insurance Carriers |
| Department of Homeland Security | $59.3B | 16,116 | 236220 · Commercial and Institutional Building Construction |
| General Services Administration | $11.0B | 1,159,210 | 336111 · Automobile Manufacturing |
| Department of Agriculture | $8.6B | 32,059 | 115310 · Support Activities for Forestry |
| Department of Health and Human Services | $8.0B | 7,376 | 325412 · Pharmaceutical Preparation Manufacturing |
| Department of Transportation | $7.7B | 6,707 | 483111 · Deep Sea Freight Transportation |
| Department of Justice | $6.2B | 30,223 | 541519 · Other Computer Related Services |
| Department of the Interior | $4.9B | 13,115 | 237110 · Water and Sewer Line and Related Structures Construction |
| Department of the Treasury | $4.6B | 3,142 | 331410 · Nonferrous Metal (except Aluminum) Smelting and Refining |
| Department of Energy | $4.4B | 1,551 | 325180 · Other Basic Inorganic Chemical Manufacturing |
| National Aeronautics and Space Administration | $4.2B | 4,226 | 541715 · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) |
| Department of State | $3.3B | 17,778 | 541519 · Other Computer Related Services |
| Department of Commerce | $2.3B | 4,491 | 541519 · Other Computer Related Services |
| Department of Education | $1.7B | 256 | 522390 · Other Activities Related to Credit Intermediation |
| Social Security Administration | $1.2B | 1,094 | 541519 · Other Computer Related Services |
| Environmental Protection Agency | $695.3M | 1,474 | 562910 · Remediation Services |
| Department of Labor | $492.5M | 546 | 611519 · Other Technical and Trade Schools |
| Department of Housing and Urban Development | $373.3M | 179 | 531311 · Residential Property Managers |
| Securities and Exchange Commission | $189.0M | 207 | 541519 · Other Computer Related Services |
| Peace Corps | $110.1M | 66 | 921190 · Other General Government Support |
| National Science Foundation | $109.8M | 175 | 541519 · Other Computer Related Services |
| Smithsonian Institution | $108.6M | 617 | 236220 · Commercial and Institutional Building Construction |
| National Archives and Records Administration | $86.9M | 231 | 541519 · Other Computer Related Services |
| U.S. Agency for Global Media | $73.8M | 187 | 334111 · Electronic Computer Manufacturing |
| Government Accountability Office | $64.4M | 175 | 541519 · Other Computer Related Services |
| Executive Office of the President | $59.1M | 178 | 541519 · Other Computer Related Services |
| U.S. International Development Finance Corporation | $58.1M | 142 | 541110 · Offices of Lawyers |
| Federal Communications Commission | $56.9M | 142 | 541519 · Other Computer Related Services |
| District of Columbia Courts | $54.8M | 225 | 561612 · Security Guards and Patrol Services |
| Nuclear Regulatory Commission | $47.7M | 164 | 541519 · Other Computer Related Services |
| Corporation for National and Community Service | $46.5M | 51 | 541511 · Custom Computer Programming Services |
| Pension Benefit Guaranty Corporation | $45.7M | 43 | 523940 · Portfolio Management and Investment Advice |
| Equal Employment Opportunity Commission | $38.7M | 234 | 813311 · Human Rights Organizations |
| Office of Personnel Management | $35.3M | 33 | 524292 · Pharmacy Benefit Management and Other Third-Party Administration of Insurance and Pension Funds |
| Court Services and Offender Supervision Agency | $32.4M | 86 | 541519 · Other Computer Related Services |
| National Gallery of Art | $29.6M | 244 | 238990 · All Other Specialty Trade Contractors |
| Consumer Financial Protection Bureau | $26.7M | 60 | 541519 · Other Computer Related Services |
| National Labor Relations Board | $25.6M | 81 | 541519 · Other Computer Related Services |
| Federal Trade Commission | $24.5M | 123 | 541519 · Other Computer Related Services |
| Consumer Product Safety Commission | $20.9M | 111 | 541511 · Custom Computer Programming Services |
| National Transportation Safety Board | $19.0M | 87 | 541611 · Administrative Management and General Management Consulting Services |
| Export-Import Bank of the United States | $18.7M | 99 | 541519 · Other Computer Related Services |
| Commodity Futures Trading Commission | $18.6M | 81 | 541519 · Other Computer Related Services |
| Agency for International Development | $17.3M | 28 | 541519 · Other Computer Related Services |
| Millennium Challenge Corporation | $12.0M | 23 | 541320 · Landscape Architectural Services |
| Railroad Retirement Board | $10.2M | 83 | 541512 · Computer Systems Design Services |
| Institute of Museum and Library Services | $8.8M | 27 | 541611 · Administrative Management and General Management Consulting Services |
| Federal Election Commission | $8.7M | 28 | 541519 · Other Computer Related Services |
| United States Trade and Development Agency | $7.8M | 25 | 541611 · Administrative Management and General Management Consulting Services |