MAINSTEM LLC: public contracts won without a rival in United States: 5 uncontested awards; 83% of its awards; 5 without a competition; 0 single bid.
Assay record ASY-US-1I12L291V0 · Cite as: Assay Systems, “MAINSTEM LLC: public contracts won without a rival in United States”, https://assay-systems.com/register/us/uncontested/s/mainstem-llc/
MAINSTEM LLC won 5 of its 6 public contract awards in United States without a rival from 2023-10-02 to 2024-06-23, worth $5.7M: 5 without a competition and 0 after a competition that drew a single bid. 1 buyer awarded it without a rival, the largest Department of the Air Force with 5.
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 Air Force gave MAINSTEM LLC 5 awards: 5 without a competition, 0 after a competition with a single bid. First 2023-10-02, latest 2024-06-23.
| Date | Buyer | How | Value | Stated reason |
|---|---|---|---|---|
| 2024-06-23 | Department of the Air Force FA714623F0018 | No competition NOT COMPETED | $2.2M | NATIONAL SECURITY (FAR 6.302-6) |
| 2024-01-24 | Department of the Air Force FA714622FB033 | No competition NOT COMPETED | — | NATIONAL SECURITY (FAR 6.302-6) |
| 2023-12-19 | Department of the Air Force FA714622FB025 | No competition NOT COMPETED | $550K | NATIONAL SECURITY (FAR 6.302-6) |
| 2023-11-02 | Department of the Air Force FA714623F0005 | No competition NOT COMPETED | $3.0M | NATIONAL SECURITY (FAR 6.302-6) |
| 2023-10-02 | Department of the Air Force FA714623F0053 | No competition NOT COMPETED | — | NATIONAL SECURITY (FAR 6.302-6) |
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.