RBEX, INC: public contracts won without a rival in United States: 16 uncontested awards; 21% of its awards; 10 without a competition; 6 single bid.
Assay record ASY-US-0T2G97T13A · Cite as: Assay Systems, “RBEX, INC: public contracts won without a rival in United States”, https://assay-systems.com/register/us/uncontested/s/rbex-inc/
RBEX, INC won 16 of its 77 public contract awards in United States without a rival from 2023-10-16 to 2026-09-28, worth $13.7M: 10 without a competition and 6 after a competition that drew a single bid. 3 buyers awarded it without a rival, the largest Drug Enforcement Administration with 12.
An award is uncontested when the buyer had no rival offer to weigh: it was made without a competition (direct award, negotiated procedure without a call for tenders, sole-source or advance-notice contract), or a competition was held and only one bid arrived. Every count below is built award by award from the official notices. Awards to individuals are not included.
Drug Enforcement Administration gave RBEX, INC 12 awards: 7 without a competition, 5 after a competition with a single bid. First 2023-10-16, latest 2026-09-28.
U.S. Marshals Service gave RBEX, INC 64 awards: 3 without a competition, 0 after a competition with a single bid. First 2023-10-30, latest 2026-09-24.
U.S. Customs and Border Protection gave RBEX, INC 1 award: 0 without a competition, 1 after a competition with a single bid. First 2023-12-20, latest 2023-12-20.
| Date | Buyer | How | Value | Stated reason |
|---|---|---|---|---|
| 2026-09-28 | Drug Enforcement Administration 15DDDA26P00000016 | No competition NOT COMPETED UNDER SAP | — | LESS THAN OR EQUAL TO THE MICRO-PURCHASE THRESHOLD |
| 2026-08-10 | Drug Enforcement Administration 15DDHQ26F00000735 | No competition NOT COMPETED UNDER SAP | $14.7K | SAP NON-COMPETITION (FAR 13) |
| 2026-01-23 | Drug Enforcement Administration 15DDM126P00000016 | Single bid COMPETED UNDER SAP | $24.9K | — |
| 2025-09-24 | Drug Enforcement Administration 15DDSL25P00000046 | No competition NOT COMPETED UNDER SAP | $2.5K | LESS THAN OR EQUAL TO THE MICRO-PURCHASE THRESHOLD |
| 2025-08-28 | Drug Enforcement Administration 15DDHQ25F00000808 | Single bid COMPETED UNDER SAP | $26.5K | — |
| 2025-08-22 | U.S. Marshals Service 15M50025PA4400043 | No competition NOT COMPETED | $452K | ONLY ONE SOURCE-OTHER (FAR 6.302-1 OTHER) |
Every uncontested award in United States · All countries
Source: USAspending.gov prime award transactions (contracts). Awards are matched to their buyer and supplier as published. Updated 17 October 2026.