Entsorgung Zimmerberg: contracts awarded without a rival: 1 uncontested awards; 17% of its awards; 1 suppliers; 1 single bid.
Assay record ASY-CH-1H8Y01613E · Cite as: Assay Systems, “Entsorgung Zimmerberg: contracts awarded without a rival (Switzerland)”, https://assay-systems.com/register/ch/uncontested/b/entsorgung-zimmerberg/
Entsorgung Zimmerberg made 1 of its 6 public contract awards without a rival from 2026-06-08 to 2026-06-08: 0 without a competition and 1 after a competition that drew a single bid, to 1 supplier; the most to Leisibach Entsorgung AG, 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.
Entsorgung Zimmerberg gave Leisibach Entsorgung AG 1 award: 0 without a competition, 1 after a competition with a single bid. First 2026-06-08, latest 2026-06-08.
| Date | Supplier | How | Stated reason |
|---|---|---|---|
| 2026-06-08 | Leisibach Entsorgung AG 390325-2026 | Single bid open | — |
Every uncontested award in Switzerland · All countries
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.