UNIPER - HIDROGEOLOGIA E PERFURACOES LTDA: public contracts won without a rival in Brazil: 3 uncontested awards; 43% of its awards; 3 without a competition; 0 single bid.
Assay record ASY-BR-096R2IU0WF · Cite as: Assay Systems, “UNIPER - HIDROGEOLOGIA E PERFURACOES LTDA: public contracts won without a rival in Brazil”, https://assay-systems.com/register/br/uncontested/s/uniper-hidrogeologia-e-perfuracoes-ltda/
UNIPER - HIDROGEOLOGIA E PERFURACOES LTDA won 3 of its 7 public contract awards in Brazil without a rival from 2023-08-25 to 2026-06-01: 3 without a competition and 0 after a competition that drew a single bid. 2 buyers awarded it without a rival, the largest FUNDACAO UNIVERSIDADE FEDERAL DE SAO CARLOS 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.
FUNDACAO UNIVERSIDADE FEDERAL DE SAO CARLOS gave UNIPER - HIDROGEOLOGIA E PERFURACOES LTDA 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2023-08-25, latest 2026-06-01.
UNIVERSIDADE DE SAO PAULO gave UNIPER - HIDROGEOLOGIA E PERFURACOES LTDA 2 awards: 1 without a competition, 0 after a competition with a single bid. First 2025-10-31, latest 2025-11-06.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2026-06-01 | FUNDACAO UNIVERSIDADE FEDERAL DE SAO CARLOS ocds-914jxj-15404906001182026 | No competition direct | tipoInstrumentoConvocatorioCodigo: 3; tipoInstrumentoConvocatorioNome: Ato que autoriza a Contratação Direta; modoDisputaId: 5; modoDisputaNome: Não se aplica; srp: false |
| 2025-10-31 | UNIVERSIDADE DE SAO PAULO ocds-914jxj-10214306005232025 | No competition direct | tipoInstrumentoConvocatorioCodigo: 3; tipoInstrumentoConvocatorioNome: Ato que autoriza a Contratação Direta; modoDisputaId: 5; modoDisputaNome: Não se aplica; srp: false |
| 2023-08-25 | FUNDACAO UNIVERSIDADE FEDERAL DE SAO CARLOS ocds-914jxj-15404906001002023 | No competition direct | tipoInstrumentoConvocatorioCodigo: 3; tipoInstrumentoConvocatorioNome: Ato que autoriza a Contratação Direta; modoDisputaId: 5; modoDisputaNome: Não se aplica; srp: false |
Every uncontested award in Brazil · All countries · UNIPER - HIDROGEOLOGIA E PERFURACOES LTDA in the register
Source: contract awards published by the Ministry of Management and Innovation in Public Services of Brazil (Compras.gov.br, federal government) 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. 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.