SieboTec GmbH: public contracts won without a rival in Germany

Updated 17 October 2026 · 2024-05-21 to 2026-05-12 · all of Germany · record in the register

SieboTec GmbH: public contracts won without a rival in Germany: 2 uncontested awards; 40% of its awards; 0 without a competition; 2 single bid.

Assay record ASY-DE-1T7N57D00O · Cite as: Assay Systems, “SieboTec GmbH: public contracts won without a rival in Germany”, https://assay-systems.com/register/de/uncontested/s/siebotec-gmbh/

1
2uncontested awards
40%of its awards
0without a competition
2single bid

SieboTec GmbH won 2 of its 5 public contract awards in Germany without a rival from 2024-05-21 to 2026-05-12: 0 without a competition and 2 after a competition that drew a single bid. 2 buyers awarded it without a rival, the largest Stadt Münster - Zentrale Rechtsdienstleistungen und Vergabemanagement 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.

Buyers that awarded it without a rival

Stadt Münster - Zentrale Rechtsdienstleistungen und Vergabemanagement1uncontested1awards100%of these awards

Stadt Münster - Zentrale Rechtsdienstleistungen und Vergabemanagement gave SieboTec GmbH 1 award: 0 without a competition, 1 after a competition with a single bid. First 2024-05-21, latest 2024-05-21.

AWIGO Abfallwirtschaft Landkreis Osnabrück GmbH1uncontested2awards50%of these awards

AWIGO Abfallwirtschaft Landkreis Osnabrück GmbH gave SieboTec GmbH 2 awards: 0 without a competition, 1 after a competition with a single bid. First 2024-07-24, latest 2026-05-12.

Latest awards without a rival

DateBuyerHowStated reason
2026-05-12AWIGO Abfallwirtschaft Landkreis Osnabrück GmbH
323410-2026
Single bid
open
—
2024-05-21Stadt Münster - Zentrale Rechtsdienstleistungen und Vergabemanagement
294934-2024
Single bid
open
—

Every uncontested award in Germany · All countries · SieboTec GmbH 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.