United States · Federal contract register · Supplier record

MASON HARRIMAN GROUP, INC.

Line: Professional, program evaluation and review and development (R410)Register loaded to September 2026Compiled 6 October 2026

MASON HARRIMAN GROUP, INC. — United States · Federal contract register · Supplier record: 59 contracts, all years ($39,214,773 · Nov 2005 – Sep 2025); $1.5M since January 2024 (6 contracts · 2 agencies); — rank in the line (of 492 suppliers · 0.0%); 32 agencies never served ($697M on the line without MASON HARRIMAN GROUP, INC.).

Assay record ASY-US-1VYC9ZE0KY · Cite as: Assay Systems, “MASON HARRIMAN GROUP, INC. in the USAspending register”, https://assay-systems.com/register/us/mason-harriman-group-inc/

59
contracts, all years
$39,214,773 · Nov 2005 – Sep 2025
$1.5M
since January 2024
6 contracts · 2 agencies
—
rank in the line
of 492 suppliers · 0.0%
32
agencies never served
$697M on the line without MASON HARRIMAN GROUP, INC.

Own record by year

2019 onward
$1.5M
$1.4M
$167K
$493K
$1.0M
20192020202120222023202420252026

Who buys from MASON HARRIMAN GROUP, INC.

since January 2024
2agencies
$1.5Mpaid
67.7%top buyer
General Services Administration67.7%
$1,035,259
Department of Health and Human Services32.3%
$493,131

Before 2024 only: Department of Education, Department of Energy, Department of Homeland Security, Department of Justice, Department of the Treasury, Pension Benefit Guaranty Corporation, Small Business Administration.

The line

since January 2024
$1.3Bline value
1,032contracts
39agencies
492suppliers
36.0%held by top ten

Professional, program evaluation and review and development (R410)

$653M
$460M
$211M
202420252026Jan–Sep
—of 492 suppliers
$0MASON HARRIMAN GROUP, INC. in the line
0.0%share of the line

Agencies that buy the line and never bought from MASON HARRIMAN GROUP, INC.

32agencies
691contracts
$696,960,465since January 2024
Department of Defense179 contracts
$321,520,516
Department of Veterans Affairs90 contracts
$124,617,528
Department of the Interior147 contracts
$90,905,598
National Aeronautics and Space Administration29 contracts
$26,977,743
National Science Foundation19 contracts
$21,814,483
Department of State91 contracts
$17,979,205
Department of Transportation20 contracts
$17,471,594
Department of Agriculture28 contracts
$16,904,929
Office of Personnel Management4 contracts
$15,727,238
Social Security Administration7 contracts
$11,211,095
Millennium Challenge Corporation10 contracts
$6,275,799
Department of Labor9 contracts
$5,484,171
Department of Housing and Urban Development9 contracts
$4,930,352
Department of Commerce8 contracts
$3,723,885
Equal Employment Opportunity Commission1 contract
$2,808,432
Agency for International Development13 contracts
$1,955,006
U.S. International Development Finance Corporation1 contract
$1,576,292
Export-Import Bank of the United States2 contracts
$1,052,179
Environmental Protection Agency1 contract
$758,862
Commodity Futures Trading Commission6 contracts
$738,201
National Gallery of Art1 contract
$574,053
Corporation for National and Community Service1 contract
$469,736
Federal Communications Commission1 contract
$462,552
Federal Maritime Commission1 contract
$409,244
District of Columbia Courts3 contracts
$242,000
Consumer Financial Protection Bureau2 contracts
$136,632
Smithsonian Institution2 contracts
$84,030
National Endowment for the Humanities2 contracts
$71,711
National Archives and Records Administration1 contract
$37,852
Peace Corps1 contract
$18,200
Executive Office of the President1 contract
$12,596
Federal Mediation and Conciliation Service1 contract
$8,749

How the line is bought

by value, since 2024
32%no competition
13%one applicant
0of these to MASON HARRIMAN GROUP, INC.
Competed, several suppliers applied487 contracts
$738,366,342 · 55.8%
Awarded directly, no competition385 contracts
$417,874,318 · 31.6%
Competed, one supplier applied160 contracts
$166,518,240 · 12.6%

Contracts reaching their end dates

Oct 2026 – October 2027
300contracts
$530,899,313end by October 2027
73end in March 2027 · $49.0M
166in agencies never served · $273M
$44.6M
$13.7M
$7.7M
$53.2M
$37.2M
$49.0M
$30.1M
$22.7M
$21.3M
$15.2M
$25.1M
$211M
$46.7K
Oct 2610 contractsNov 2618 contractsDec 2622 contractsJan 2717 contractsFeb 2712 contractsMar 2773 contractsApr 2720 contractsMay 2714 contractsJun 2712 contractsJul 2715 contractsAug 2721 contractsSep 2765 contractsOct 271 contract

Suppliers next to it in the line

since January 2024
JONES MANDEL INC1 contract · 1 agency
$7,500
DDC ADVOCACY LLC1 contract · 1 agency
$7,500
SUNLIFE CORPORATE HOUSING LLC1 contract · 1 agency
$1,557
MASON HARRIMAN GROUP, INC.
$0

All 492 suppliers in the line

Fastest-growing supplier in the line

same line
+101%growth

Supplier UEI JCBMLGPE6Z71

2024 to date
$84,589,912
2022–2023
$42,166,397

The extract

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

Request extractSee a sample extract

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.