Ar-diffusion: public contracts won without a rival in Canada: 7 uncontested awards; 50% of its awards; 6 without a competition; 1 single bid.
Assay record ASY-CA-15ULW6G0UX · Cite as: Assay Systems, “Ar-diffusion: public contracts won without a rival in Canada”, https://assay-systems.com/register/ca/uncontested/s/ar-diffusion/
Ar-diffusion won 7 of its 14 public contract awards in Canada without a rival from 2022-06-01 to 2026-01-27, worth $151K: 6 without a competition and 1 after a competition that drew a single bid. 1 buyer awarded it without a rival, the largest Global Affairs Canada with 7.
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.
Global Affairs Canada gave Ar-diffusion 14 awards: 6 without a competition, 1 after a competition with a single bid. First 2022-06-01, latest 2026-01-27.
| Date | Buyer | How | Value | Stated reason |
|---|---|---|---|---|
| 2026-01-27 | Global Affairs Canada C-2025-2026-Q4-00740 | Single bid TC | $57.0K | 00 |
| 2024-02-28 | Global Affairs Canada C-2023-2024-Q4-00902 | No competition TN | $12.2K | 00 |
| 2023-06-29 | Global Affairs Canada C-2023-2024-Q1-01050 | No competition TN | $21.2K | 00 |
| 2023-02-16 | Global Affairs Canada C-2022-2023-Q4-00971 | No competition TN | $39.7K | 00 |
| 2022-06-22 | Global Affairs Canada C-2022-2023-Q1-00998 | No competition TN | $22.9K | 00 |
| 2022-06-01 | Global Affairs Canada C-2022-2023-Q1-00653 | No competition TN | $30.2K | 00 |
Every uncontested award in Canada · All countries · Ar-diffusion in the register
Source: Government of Canada proactive disclosure of contracts over $10,000 (open.canada.ca), Open Government Licence – Canada. Awards are matched to their buyer and supplier as published. Updated 17 October 2026.