LANGLEY SOURCE LLC — United States · Federal contract register · Supplier record: 25 contracts, all years ($1,042,476 · Jul 2013 – Jun 2025); $151K since January 2024 (2 contracts · 2 agencies); — rank in the line (of 260 suppliers · 0.0%); 5 agencies never served ($1.9B on the line without LANGLEY SOURCE LLC).
Assay record ASY-US-16VIBII1OU · Cite as: Assay Systems, “LANGLEY SOURCE LLC in the USAspending register”, https://assay-systems.com/register/us/langley-source-llc/
25
contracts, all years
$1,042,476 · Jul 2013 – Jun 2025
$151K
since January 2024
2 contracts · 2 agencies
—
rank in the line
of 260 suppliers · 0.0%
5
agencies never served
$1.9B on the line without LANGLEY SOURCE LLC
Own record by year
2019 onward
$185K
$191K
$244K
$121K
$30.4K
20192020202120222023202420252026
Who buys from LANGLEY SOURCE LLC
since January 2024
2agencies
$151Kpaid
79.9%top buyer
Department of the Interior79.9%
$120,656
Department of Health and Human Services20.1%
$30,399
Before 2024 only: Department of Veterans Affairs.
The line
since January 2024
$1.9Bline value
129,049contracts
7agencies
260suppliers
63.5%held by top ten
Dairy foods and eggs (8910)
$713M
$651M
$552M
202420252026Jan–Sep
—of 260 suppliers
$0LANGLEY SOURCE LLC in the line
0.0%share of the line
Agencies that buy the line and never bought from LANGLEY SOURCE LLC
5agencies
128,934contracts
$1,908,923,603since January 2024
Department of Agriculture899 contracts
$1,403,038,295
Department of Defense127,236 contracts
$470,407,331
Department of Justice796 contracts
$35,440,574
Department of State2 contracts
$30,191
Department of Homeland Security1 contract
$7,212
How the line is bought
by value, since 2024
6%no competition
3%one applicant
0of these to LANGLEY SOURCE LLC
Competed, several suppliers applied110,725 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.