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. in the USAspending register”, 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.
The line
since January 2024
$604Mline value
6,764contracts
22agencies
1,357suppliers
46.0%held by top ten
Instruments and laboratory equipment (J066)
$237M
$144M
$222M
202420252026Jan–Sep
146thof 1,357 suppliers
$501,858ZEF SCIENTIFIC, INC. in the line
0.08%share of the line
0.1%of $177,958,893 spent by Department of Health and Human Services
0.8%of $25,503,661 spent by Department of Agriculture
0.6%of $7,191,796 spent by Department of the Interior
Agencies that buy the line and never bought from ZEF SCIENTIFIC, INC.
15agencies
520contracts
$23,742,796since January 2024
Department of Commerce196 contracts
$9,264,642
Department of Homeland Security59 contracts
$3,272,212
National Aeronautics and Space Administration72 contracts
$3,162,769
Department of Energy54 contracts
$2,740,642
Department of the Treasury52 contracts
$1,326,006
Smithsonian Institution29 contracts
$1,155,269
Department of Transportation14 contracts
$1,014,887
Department of Labor15 contracts
$699,126
General Services Administration4 contracts
$313,051
Federal Communications Commission4 contracts
$254,581
Department of State8 contracts
$229,898
National Transportation Safety Board5 contracts
$169,708
Consumer Product Safety Commission2 contracts
$65,558
Nuclear Regulatory Commission5 contracts
$39,192
National Gallery of Art1 contract
$35,254
How the line is bought
by value, since 2024
46%no competition
14%one applicant
0of these to ZEF SCIENTIFIC, INC.
Awarded directly, no competition4,149 contracts
$276,245,129 · 45.8%
Competed, several suppliers applied1,133 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.