CASTRO & COMPANY, LLC — United States · Federal contract register · Supplier record: 237 contracts, all years ($120,659,075 · May 2009 – Sep 2026); $25.3M since January 2024 (42 contracts · 15 agencies); 18th rank in the line (of 165 suppliers · 0.63%); 21 agencies never served ($97.7M on the line without CASTRO & COMPANY, LLC).
Assay record ASY-US-06QXQ3C13C · Cite as: Assay Systems, “CASTRO & COMPANY, LLC in the USAspending register”, https://assay-systems.com/register/us/castro-company-llc/
237
contracts, all years
$120,659,075 · May 2009 – Sep 2026
$25.3M
since January 2024
42 contracts · 15 agencies
18th
rank in the line
of 165 suppliers · 0.63%
21
agencies never served
$97.7M on the line without CASTRO & COMPANY, LLC
Own record by year
2019 onward
$5.3M
$7.0M
$7.7M
$28.4M
$15.1M
$11.7M
$3.6M
$10.0M
20192020202120222023202420252026
Who buys from CASTRO & COMPANY, LLC
since January 2024
15agencies
$25.3Mpaid
23.9%top buyer
Department of Homeland Security23.9%
$6,042,565
Pension Benefit Guaranty Corporation15.9%
$4,018,327
Department of the Treasury14.4%
$3,656,806
Department of Defense12.6%
$3,181,787
Federal Trade Commission12.2%
$3,083,799
Millennium Challenge Corporation6.7%
$1,693,525
Department of Transportation4.1%
$1,028,131
National Labor Relations Board2.8%
$705,254
National Science Foundation2.6%
$654,644
Department of the Interior1.7%
$420,103
General Services Administration1.4%
$348,240
Institute of Museum and Library Services0.9%
$220,448
National Aeronautics and Space Administration0.6%
$146,290
United States Trade and Development Agency0.2%
$59,812
Department of Commerce0.2%
$59,276
Before 2024 only: Agency for International Development, Commodity Futures Trading Commission, Corporation for National and Community Service, Department of Agriculture, Department of Health and Human Services, Department of Housing and Urban Development, Department of Justice, Department of Labor, Environmental Protection Agency, International Trade Commission, National Endowment for the Arts, Nuclear Regulatory Commission, Railroad Retirement Board, Securities and Exchange Commission, Smithsonian Institution, U.S. Agency for Global Media.
The line
since January 2024
$1.3Bline value
704contracts
47agencies
165suppliers
83.5%held by top ten
Management, auditing (R704)
$629M
$480M
$226M
202420252026Jan–Sep
18thof 165 suppliers
$8,418,627CASTRO & COMPANY, LLC in the line
0.63%share of the line
0.2%of $63,384,218 spent by Department of Homeland Security
45.7%of $8,785,534 spent by Pension Benefit Guaranty Corporation
Agencies that buy the line and never bought from CASTRO & COMPANY, LLC
21agencies
171contracts
$97,663,848since January 2024
Department of Veterans Affairs13 contracts
$29,647,833
Department of State32 contracts
$26,243,747
Department of Energy70 contracts
$20,760,612
Office of Personnel Management3 contracts
$6,338,574
Small Business Administration4 contracts
$4,091,967
Social Security Administration2 contracts
$2,218,173
National Archives and Records Administration12 contracts
$2,018,812
District of Columbia Courts3 contracts
$1,344,852
Department of Education2 contracts
$951,320
Export-Import Bank of the United States3 contracts
$831,881
U.S. International Development Finance Corporation1 contract
$536,353
Federal Labor Relations Authority12 contracts
$530,993
Consumer Product Safety Commission1 contract
$459,865
Federal Election Commission4 contracts
$363,116
National Endowment for the Humanities1 contract
$315,460
Federal Maritime Commission1 contract
$271,136
Consumer Financial Protection Bureau1 contract
$253,776
Court Services and Offender Supervision Agency1 contract
$200,567
Federal Mediation and Conciliation Service2 contracts
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.