United States · Federal contract register · Supplier record

DUNCAN LLC

Line: Valves, nonpowered (4820)Register loaded to September 2026Compiled 6 October 2026

DUNCAN LLC — United States · Federal contract register · Supplier record: 3 contracts, all years ($537,172 · May 2011 – Oct 2025); $522K since January 2024 (2 contracts · 2 agencies); 221st rank in the line (of 1,186 suppliers · 0.04%); 8 agencies never served ($16.2M on the line without DUNCAN LLC).

Assay record ASY-US-1C85EFH0HE · Cite as: Assay Systems, “DUNCAN LLC in the USAspending register”, https://assay-systems.com/register/us/duncan-llc/

3
contracts, all years
$537,172 · May 2011 – Oct 2025
$522K
since January 2024
2 contracts · 2 agencies
221st
rank in the line
of 1,186 suppliers · 0.04%
8
agencies never served
$16.2M on the line without DUNCAN LLC

Own record by year

2024 onward
$522K
202420252026

Who buys from DUNCAN LLC

since January 2024
2agencies
$522Kpaid
100.0%top buyer
Department of Defense100.0%
$521,540
Department of Justice0.0%
$0

The line

since January 2024
$1.3Bline value
31,816contracts
10agencies
1,186suppliers
35.3%held by top ten

Valves, nonpowered (4820)

$432M
$599M
$298M
202420252026Jan–Sep
221stof 1,186 suppliers
$521,540DUNCAN LLC in the line
0.04%share of the line
0.0%of $1,312,920,030 spent by Department of Defense

Agencies that buy the line and never bought from DUNCAN LLC

8agencies
211contracts
$16,158,596since January 2024
Department of Homeland Security155 contracts
$11,422,100
National Aeronautics and Space Administration14 contracts
$2,685,009
Department of Veterans Affairs17 contracts
$870,628
Department of the Interior13 contracts
$764,361
Department of Agriculture2 contracts
$216,760
Department of Commerce5 contracts
$144,138
Department of State3 contracts
$39,142
Department of the Treasury2 contracts
$16,458

How the line is bought

by value, since 2024
23%no competition
32%one applicant
0of these to DUNCAN LLC
Competed, several suppliers applied18,050 contracts
$596,830,227 · 44.9%
Competed, one supplier applied10,004 contracts
$420,675,879 · 31.6%
Awarded directly, no competition3,762 contracts
$311,685,790 · 23.4%

Contracts reaching their end dates

Oct 2026 – October 2027
4,085contracts
$328,315,035end by October 2027
710end in November 2026 · $39.9M
24in agencies never served · $3.4M
$30.5M
$39.9M
$42.3M
$33.3M
$24.1M
$26.1M
$20.1M
$16.3M
$32.2M
$21.1M
$24.1M
$13.1M
$5.3M
Oct 26629 contractsNov 26710 contractsDec 26596 contractsJan 27409 contractsFeb 27330 contractsMar 27342 contractsApr 27215 contractsMay 27192 contractsJun 27182 contractsJul 27152 contractsAug 27161 contractsSep 27130 contractsOct 2737 contracts

Suppliers next to it in the line

since January 2024
SHERWOOD AVIONICS AND ACCESSORIES, INC.10 contracts · 2 agencies
$524,070
DUNCAN LLC
$521,540
WOMACK MACHINE SUPPLY CO., LLC171 contracts · 1 agency
$519,710
INVICTUS OPERATIONS GROUP, LLC7 contracts · 1 agency
$518,936

All 1,186 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.