NAMBU SERVICE CO., LTD: public contracts won without a rival in United States: 30 uncontested awards; 19% of its awards; 21 without a competition; 9 single bid.
Assay record ASY-US-15X9T040A7 · Cite as: Assay Systems, “NAMBU SERVICE CO., LTD: public contracts won without a rival in United States”, https://assay-systems.com/register/us/uncontested/s/nambu-service-co-ltd/
NAMBU SERVICE CO., LTD won 30 of its 155 public contract awards in United States without a rival from 2023-10-01 to 2026-07-08, worth $517K: 21 without a competition and 9 after a competition that drew a single bid. 1 buyer awarded it without a rival, the largest Department of the Army with 30.
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.
Department of the Army gave NAMBU SERVICE CO., LTD 155 awards: 21 without a competition, 9 after a competition with a single bid. First 2023-10-01, latest 2026-07-08.
| Date | Buyer | How | Value | Stated reason |
|---|---|---|---|---|
| 2026-06-01 | Department of the Army W91QVN26FC174 | Single bid COMPETED UNDER SAP | $16.3K | — |
| 2026-05-01 | Department of the Army W91QVN26FC149 | Single bid COMPETED UNDER SAP | $6.3K | — |
| 2026-04-01 | Department of the Army W91QVN26FC141 | Single bid COMPETED UNDER SAP | $7.6K | — |
| 2026-03-01 | Department of the Army W91QVN26FC134 | Single bid COMPETED UNDER SAP | $14.3K | — |
| 2026-02-01 | Department of the Army W91QVN26FC115 | Single bid COMPETED UNDER SAP | $21.5K | — |
| 2026-01-14 | Department of the Army W90VN926FA012 | Single bid COMPETED UNDER SAP | $167K | — |
Every uncontested award in United States · All countries · NAMBU SERVICE CO., LTD in the register
Source: USAspending.gov prime award transactions (contracts). Awards are matched to their buyer and supplier as published. Updated 17 October 2026.