ADDA OPS SA: public contracts won without a rival in Spain: 3 uncontested awards; 38% of its awards; 0 without a competition; 3 single bid.
Assay record ASY-ES-0VLO4C10SF · Cite as: Assay Systems, “ADDA OPS SA: public contracts won without a rival in Spain”, https://assay-systems.com/register/es/uncontested/s/adda-ops-sa/
ADDA OPS SA won 3 of its 8 public contract awards in Spain without a rival from 2025-06-20 to 2026-07-03: 0 without a competition and 3 after a competition that drew a single bid. 2 buyers awarded it without a rival, the largest Aena. Dirección de Contratación with 2.
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.
Aena. Dirección de Contratación gave ADDA OPS SA 2 awards: 0 without a competition, 2 after a competition with a single bid. First 2025-06-20, latest 2026-07-03.
Alcaldía del Ayuntamiento de Collado Villalba gave ADDA OPS SA 1 award: 0 without a competition, 1 after a competition with a single bid. First 2026-03-13, latest 2026-03-13.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2026-07-03 | Aena. Dirección de Contratación 460305-2026 | Single bid open | — |
| 2026-03-13 | Alcaldía del Ayuntamiento de Collado Villalba 175954-2026 | Single bid open | — |
| 2025-06-20 | Aena. Dirección de Contratación 398911-2025 | Single bid open | — |
Every uncontested award in Spain · All countries · ADDA OPS SA 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.