Aon Portugal, S.A: public contracts won without a rival in Portugal: 4 uncontested awards; 67% of its awards; 0 without a competition; 4 single bid.
Assay record ASY-PT-0TQ1MCG0HN · Cite as: Assay Systems, “Aon Portugal, S.A: public contracts won without a rival in Portugal”, https://assay-systems.com/register/pt/uncontested/s/aon-portugal-s-a/
Aon Portugal, S.A won 4 of its 6 public contract awards in Portugal without a rival from 2025-06-25 to 2026-09-10: 0 without a competition and 4 after a competition that drew a single bid. 2 buyers awarded it without a rival, the largest AdP - Águas de Portugal, SGPS, SA with 3.
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.
AdP - Águas de Portugal, SGPS, SA gave Aon Portugal, S.A 5 awards: 0 without a competition, 3 after a competition with a single bid. First 2025-06-25, latest 2026-09-10.
Águas do Alto Minho, S. A gave Aon Portugal, S.A 1 award: 0 without a competition, 1 after a competition with a single bid. First 2025-06-25, latest 2025-06-25.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2026-05-29 | AdP - Águas de Portugal, SGPS, SA 369833-2026 | Single bid open | — |
| 2026-05-29 | AdP - Águas de Portugal, SGPS, SA 368147-2026 | Single bid open | — |
| 2025-06-26 | AdP - Águas de Portugal, SGPS, S. A 413972-2025 | Single bid open | — |
| 2025-06-25 | Águas do Alto Minho, S. A 411026-2025 | Single bid open | — |
Every uncontested award in Portugal · All countries · Aon Portugal, S.A in the register
Source: Tenders Electronic Daily (TED), Publications Office of the European Union, contract award notices. Awards are matched to their buyer and supplier as published. Values in these notices often state a framework ceiling rather than a contract amount, so awards are counted, not summed. Updated 17 October 2026.