EM4, LLC — United States · Federal contract register · Supplier record: 65 contracts, all years ($2,755,449 · Apr 2008 – Sep 2025); $396K since January 2024 (5 contracts · 2 agencies); — rank in the line (of 92 suppliers · 0.0%); 1 agencies never served ($124K on the line without EM4, LLC).
Assay record ASY-US-1QW7GEW1VQ · Cite as: Assay Systems, “EM4, LLC in the USAspending register”, https://assay-systems.com/register/us/em4-llc/
65
contracts, all years
$2,755,449 · Apr 2008 – Sep 2025
$396K
since January 2024
5 contracts · 2 agencies
—
rank in the line
of 92 suppliers · 0.0%
1
agencies never served
$124K on the line without EM4, LLC
Own record by year
2019 onward
$104K
$27.1K
$557K
$206K
$190K
20192020202120222023202420252026
Who buys from EM4, LLC
since January 2024
2agencies
$396Kpaid
97.0%top buyer
Department of Defense97.0%
$383,708
National Aeronautics and Space Administration3.0%
$12,000
Before 2024 only: Department of Commerce.
The line
since January 2024
$548Mline value
224contracts
3agencies
92suppliers
70.8%held by top ten
Space r&d services; space flight, research and supporting activities; basic research (AR11)
$253M
$81.8M
$212M
202420252026Jan–Sep
—of 92 suppliers
$0EM4, LLC in the line
0.0%share of the line
Agencies that buy the line and never bought from EM4, LLC
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.