Rhomberg Sersa Rail AG: public contracts won without a rival in Switzerland: 5 uncontested awards; 36% of its awards; 0 without a competition; 5 single bid.
Assay record ASY-CH-17WUEMP0I2 · Cite as: Assay Systems, “Rhomberg Sersa Rail AG: public contracts won without a rival in Switzerland”, https://assay-systems.com/register/ch/uncontested/s/rhomberg-sersa-rail-ag/
Rhomberg Sersa Rail AG won 5 of its 14 public contract awards in Switzerland without a rival from 2025-05-13 to 2026-09-29: 0 without a competition and 5 after a competition that drew a single bid. 5 buyers awarded it without a rival, the largest zB Zentralbahn AG, Bereich Infrastruktur 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.
zB Zentralbahn AG, Bereich Infrastruktur gave Rhomberg Sersa Rail AG 1 award: 0 without a competition, 1 after a competition with a single bid. First 2026-05-13, latest 2026-05-13.
Chemins de fer fédéraux suisses CFF/ Infrastructure, Achats, Supply Chain et Production/ Achats projets de construction site de Berne (l-ESP-EIB-SBN) gave Rhomberg Sersa Rail AG 5 awards: 0 without a competition, 1 after a competition with a single bid. First 2025-10-17, latest 2026-09-29.
BLS AG - Finance & SCM - Strategische Beschaffung gave Rhomberg Sersa Rail AG 1 award: 0 without a competition, 1 after a competition with a single bid. First 2025-06-26, latest 2025-06-26.
Schweizerische Bundesbahnen SBB, Infrastruktur – Einkauf, Supply Chain und Produktion, Einkauf Bauprojekte Region Ost gave Rhomberg Sersa Rail AG 1 award: 0 without a competition, 1 after a competition with a single bid. First 2025-05-13, latest 2025-05-13.
SBB CFF FFS Infra-Fahrweg gave Rhomberg Sersa Rail AG 4 awards: 0 without a competition, 1 after a competition with a single bid. First 2025-05-20, latest 2025-05-20.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2026-09-29 | Chemins de fer fédéraux suisses CFF, Infrastructure – Achats, Supply Chain et production, Achats projets de construction, Région Est 670040-2026 | Single bid open | — |
| 2026-05-13 | zB Zentralbahn AG, Bereich Infrastruktur 330291-2026 | Single bid open | — |
| 2025-06-26 | BLS AG - Finance & SCM - Strategische Beschaffung 411447-2025 | Single bid open | — |
| 2025-05-20 | SBB CFF FFS Infra-Fahrweg 325238-2025 | Single bid open | — |
| 2025-05-13 | Schweizerische Bundesbahnen SBB, Infrastruktur – Einkauf, Supply Chain und Produktion, Einkauf Bauprojekte Region Ost 303427-2025 | Single bid open | — |
Every uncontested award in Switzerland · All countries · Rhomberg Sersa Rail AG 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.