BURO4 ARQUITECTOS SLP: public contracts won without a rival in Spain: 2 uncontested awards; 33% of its awards; 0 without a competition; 2 single bid.
Assay record ASY-ES-1HLY8VA0G0 · Cite as: Assay Systems, “BURO4 ARQUITECTOS SLP: public contracts won without a rival in Spain”, https://assay-systems.com/register/es/uncontested/s/buro4-arquitectos-slp/
BURO4 ARQUITECTOS SLP won 2 of its 6 public contract awards in Spain without a rival from 2023-12-04 to 2025-08-27: 0 without a competition and 2 after a competition that drew a single bid. 2 buyers awarded it without a rival, the largest Alcaldía del Ayuntamiento de Castilleja de la Cuesta with 1.
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.
Alcaldía del Ayuntamiento de Castilleja de la Cuesta gave BURO4 ARQUITECTOS SLP 1 award: 0 without a competition, 1 after a competition with a single bid. First 2023-12-04, latest 2023-12-04.
Junta de Gobierno del Ayuntamiento San Juan de Aznalfarache gave BURO4 ARQUITECTOS SLP 1 award: 0 without a competition, 1 after a competition with a single bid. First 2025-08-27, latest 2025-08-27.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2025-08-27 | Junta de Gobierno del Ayuntamiento San Juan de Aznalfarache 560216-2025 | Single bid open | — |
| 2023-12-04 | Alcaldía del Ayuntamiento de Castilleja de la Cuesta 734565-2023 | Single bid open | — |
Every uncontested award in Spain · All countries · BURO4 ARQUITECTOS SLP 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.