ZEF SCIENTIFIC, INC. — United States · Federal contract register · Supplier record: 29 contracts, all years ($1,825,724 · Apr 2011 – Jun 2026); $659K since January 2024 (9 contracts · 3 agencies); 146th rank in the line (of 1,357 suppliers · 0.08%); 15 agencies never served ($23.7M on the line without ZEF SCIENTIFIC, INC.).
Assay record ASY-US-14TLAXM123 · Cite as: Assay Systems, “ZEF SCIENTIFIC, INC.: 9 government contracts in the United States since 2024”, https://assay-systems.com/register/us/zef-scientific-inc/
29
contracts, all years
$1,825,724 · Apr 2011 – Jun 2026
$659K
since January 2024
9 contracts · 3 agencies
146th
rank in the line
of 1,357 suppliers · 0.08%
15
agencies never served
$23.7M on the line without ZEF SCIENTIFIC, INC.
Own record by year
2020 onward
$256K
$174K
$9.3K
$157K
$226K
$276K
2020202120222023202420252026
Who buys from ZEF SCIENTIFIC, INC.
since January 2024
3agencies
$659Kpaid
47.6%top buyer
Department of Health and Human Services47.6%
$313,511
Department of Agriculture46.2%
$304,300
Department of the Interior6.2%
$40,953
Before 2024 only: Department of Defense, Department of Justice, Department of Veterans Affairs, Environmental Protection Agency.
Won without a rival
2023-12-21 – 2026-06-22
4uncontested awards
33%of its awards
3without a competition
1single bid
ZEF SCIENTIFIC, INC won 4 of its 12 public contract awards in United States without a rival from 2023-12-21 to 2026-06-22, worth $246K: 3 without a competition and 1 after a competition that drew a single bid. 1 buyer awarded it without a rival, the largest National Institutes of Health with 4.
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.