United States · Federal contract register · Supplier record

GUIDEHOUSE INC.

Line: Professional, program management and support (R408)Register loaded to September 2026Compiled 7 October 2026

GUIDEHOUSE INC. — United States · Federal contract register · Supplier record: 1,163 contracts, all years ($5,024,714,910 · Jun 1999 – Sep 2026); $1.1B since January 2024 (323 contracts · 23 agencies); 12th rank in the line (of 1,848 suppliers · 1.07%); 23 agencies never served ($1.3B on the line without GUIDEHOUSE INC.).

Assay record ASY-US-09VLLRJ0C1 · Cite as: Assay Systems, “GUIDEHOUSE INC. in the USAspending register”, https://assay-systems.com/register/us/guidehouse-inc/

1,163
contracts, all years
$5,024,714,910 · Jun 1999 – Sep 2026
$1.1B
since January 2024
323 contracts · 23 agencies
12th
rank in the line
of 1,848 suppliers · 1.07%
23
agencies never served
$1.3B on the line without GUIDEHOUSE INC.

Own record by year

2019 onward
$194M
$364M
$790M
$800M
$944M
$439M
$212M
$416M
20192020202120222023202420252026

Who buys from GUIDEHOUSE INC.

since January 2024
23agencies
$1.1Bpaid
25.2%top buyer
Department of Homeland Security25.2%
$268,808,760
Department of Health and Human Services24.3%
$259,622,690
Department of Defense16.9%
$179,861,318
Department of Veterans Affairs11.2%
$119,773,662
Department of State6.7%
$71,633,362
Department of Transportation4.5%
$48,113,760
Department of Justice3.9%
$41,910,371
Department of Agriculture3.0%
$31,653,916
Department of Housing and Urban Development1.8%
$19,180,418
Department of the Interior0.6%
$6,788,042
Department of the Treasury0.5%
$5,328,232
Department of Commerce0.4%
$4,151,504
0.2%
$1,709,578
Securities and Exchange Commission0.2%
$1,637,812
U.S. International Development Finance Corporation0.1%
$1,180,877
Department of Education0.1%
$951,320
Defense Nuclear Facilities Safety Board0.1%
$867,982
Consumer Product Safety Commission0.1%
$849,157
National Aeronautics and Space Administration0.1%
$815,221
Pension Benefit Guaranty Corporation0.1%
$605,736
Department of Energy0.1%
$572,700
General Services Administration0.0%
$359,851
Federal Mediation and Conciliation Service0.0%
$144,734

Before 2024 only: Consumer Financial Protection Bureau, Corporation for National and Community Service, Department of Labor, Environmental Protection Agency, Export-Import Bank of the United States, Federal Communications Commission, Federal Housing Finance Agency, Federal Trade Commission, Millennium Challenge Corporation, National Science Foundation, Office of Personnel Management, Small Business Administration.

The line

since January 2024
$15.5Bline value
6,379contracts
48agencies
1,848suppliers
31.5%held by top ten

Professional, program management and support (R408)

$8.7B
$4.5B
$2.3B
202420252026Jan–Sep
12thof 1,848 suppliers
$165,503,673GUIDEHOUSE INC. in the line
1.07%share of the line
3.8%of $1,847,179,061 spent by Department of Homeland Security
2.0%of $896,738,306 spent by Department of Health and Human Services
0.1%of $4,783,177,084 spent by Department of Defense

Agencies that buy the line and never bought from GUIDEHOUSE INC.

23agencies
276contracts
$1,293,205,136since January 2024
Agency for International Development171 contracts
$1,257,427,030
National Archives and Records Administration5 contracts
$12,111,914
Smithsonian Institution39 contracts
$9,992,097
Social Security Administration5 contracts
$4,147,295
National Endowment for the Arts2 contracts
$2,455,000
Government Accountability Office4 contracts
$1,691,832
District of Columbia Courts7 contracts
$924,131
Peace Corps13 contracts
$828,841
Commodity Futures Trading Commission3 contracts
$695,678
Committee for Purchase from People Who Are Blind or Severely Disabled2 contracts
$535,196
U.S. Agency for Global Media3 contracts
$401,065
National Gallery of Art3 contracts
$378,360
National Labor Relations Board2 contracts
$340,784
Nuclear Regulatory Commission2 contracts
$327,458
Selective Service System2 contracts
$297,181
Institute of Museum and Library Services2 contracts
$239,337
Equal Employment Opportunity Commission2 contracts
$207,451
National Transportation Safety Board2 contracts
$88,510
Federal Election Commission1 contract
$82,671
Court Services and Offender Supervision Agency1 contract
$12,490
National Endowment for the Humanities1 contract
$8,596
International Trade Commission2 contracts
$7,549
Merit Systems Protection Board2 contracts
$4,670

How the line is bought

by value, since 2024
24%no competition
11%one applicant
0of these to GUIDEHOUSE INC.
Competed, several suppliers applied3,839 contracts
$10,120,912,990 · 65.3%
Awarded directly, no competition1,616 contracts
$3,730,572,740 · 24.1%
Competed, one supplier applied924 contracts
$1,657,632,471 · 10.7%

Contracts reaching their end dates

Oct 2026 – October 2027
2,095contracts
$6,189,267,647end by October 2027
340end in September 2027 · $964M
30in agencies never served · $26.2M
$247M
$252M
$649M
$451M
$637M
$816M
$554M
$502M
$571M
$280M
$258M
$964M
$9.4M
Oct 26110 contractsNov 2683 contractsDec 26159 contractsJan 27116 contractsFeb 27154 contractsMar 27298 contractsApr 27173 contractsMay 27173 contractsJun 27193 contractsJul 27150 contractsAug 27141 contractsSep 27340 contractsOct 275 contracts

Suppliers next to it in the line

since January 2024
GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.103 contracts · 4 agencies
$180,622,133
LOCKHEED MARTIN CORPORATION27 contracts · 1 agency
$172,412,690
GUIDEHOUSE INC.
$165,503,673
THE MITRE CORPORATION71 contracts · 5 agencies
$149,621,926

All 1,848 suppliers in the line

The extract

Every buying office, every contract holder, value, number and end date behind the figures above.

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Source: USAspending.gov, U.S. Department of the Treasury, Bureau of the Fiscal Service, usaspending.gov, accessed 30 September 2026.The data is available to copy, adapt, redistribute, or otherwise use for non-commercial or for commercial purposes (USAspending.gov, Licensing); no Dun & Bradstreet data is shown.