RITTER CONSTRUCCIONES S.A: public contracts won without a rival in Paraguay: 5 uncontested awards; 12% of its awards; 2 without a competition; 3 single bid.
Assay record ASY-PY-0Q3CLID1CF · Cite as: Assay Systems, “RITTER CONSTRUCCIONES S.A: public contracts won without a rival in Paraguay”, https://assay-systems.com/register/py/uncontested/s/ritter-construcciones-s-a/
RITTER CONSTRUCCIONES S.A won 5 of its 43 public contract awards in Paraguay without a rival from 2017-04-04 to 2024-10-29: 2 without a competition and 3 after a competition that drew a single bid. 4 buyers awarded it without a rival, the largest Dirección Nacional de Ingresos Tributarios (DNIT) 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.
Dirección Nacional de Ingresos Tributarios (DNIT) gave RITTER CONSTRUCCIONES S.A 6 awards: 0 without a competition, 2 after a competition with a single bid. First 2017-04-04, latest 2022-09-16.
Presidencia de la República gave RITTER CONSTRUCCIONES S.A 8 awards: 1 without a competition, 0 after a competition with a single bid. First 2020-12-04, latest 2024-10-29.
Ministerio de Obras Públicas y Comunicaciones (MOPC) gave RITTER CONSTRUCCIONES S.A 3 awards: 1 without a competition, 0 after a competition with a single bid. First 2020-09-02, latest 2022-01-20.
Ministerio de Defensa Nacional (MDN) gave RITTER CONSTRUCCIONES S.A 3 awards: 0 without a competition, 1 after a competition with a single bid. First 2017-12-20, latest 2023-11-03.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2022-08-19 | Presidencia de la República ocds-03ad3f-417731-1 | No competition direct | Contratación por Excepción |
| 2021-04-20 | Ministerio de Obras Públicas y Comunicaciones (MOPC) ocds-03ad3f-396915-1 | No competition direct | Contratación por Excepción |
| 2018-08-21 | Ministerio de Defensa Nacional (MDN) ocds-03ad3f-350110-1 | Single bid open | Concurso de Ofertas |
| 2018-06-27 | Dirección Nacional de Ingresos Tributarios (DNIT) ocds-03ad3f-340604-1 | Single bid open | Licitación Pública Nacional |
| 2017-04-04 | Dirección Nacional de Ingresos Tributarios (DNIT) ocds-03ad3f-322257-1 | Single bid open | Licitación Pública Nacional |
Every uncontested award in Paraguay · All countries · RITTER CONSTRUCCIONES S.A in the register
Source: contract awards published by the National Directorate of Public Procurement of Paraguay (DNCP) in the Open Contracting Data Standard (data.open-contracting.org), licensed under CC BY 4.0; awards from January 2016 to 30 September 2026, accessed 15 October 2026. It is for non-commercial use and is not part of any paid service. 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.