Switzerland · TED award notices · Supplier record

Koster AG Holzwelten

Line: Installation of doors (CPV 45421131)Register loaded to September 2026Compiled 12 October 2026

Koster AG Holzwelten — Switzerland · TED award notices · Supplier record: 6 award notices, all years (Aug 2024 – Dec 2025); 6 since January 2024 (6 buyers); 2nd rank in the line (of 22 suppliers · 6.1%); 20 buyers never served (30 notices in the line from them).

Assay record ASY-CH-02AQYAB1L7 · Cite as: Assay Systems, “Koster AG Holzwelten in the TED register for Switzerland”, https://assay-systems.com/register/ch/koster-ag-holzwelten/

6
award notices, all years
Aug 2024 – Dec 2025
6
since January 2024
6 buyers
2nd
rank in the line
of 22 suppliers · 6.1%
20
buyers never served
30 notices in the line from them

Own record by year

award notices, 2023 onward
2
4
2023202420252026

Who buys from Koster AG Holzwelten

since January 2024
6buyers
6notices
17%top buyer
Hochbauamt Graubünden16.7%
1 notice
Stadt St.Gallen, Hochbauamt16.7%
1 notice
Hochbauamt Kanton Zürich, Baubereich C16.7%
1 notice
Cumegn da Surses | Gemeinde Surses16.7%
1 notice
Gemeinde Wollerau Abt. Infrastruktur16.7%
1 notice
Stiftung Alterzentrum Region Bülach16.7%
1 notice

The line

since January 2024
33award notices
22buyers
22suppliers
64.7%held by top ten

Installation of doors (CPV 45421131)

12
17
4
202420252026Jan–Sep
2ndof 22 suppliers
2notices name Koster AG Holzwelten
6.1%share of the line
50.0%of 2 notices from Gemeinde Wollerau Abt. Infrastruktur
100.0%of 1 notice from Stiftung Alterzentrum Region Bülach
6new suppliers since 2025

Buyers that buy the line and never named Koster AG Holzwelten

since November 2023
20buyers
30notices since 2024
13buyers took a new supplier
16suppliers came in that way
Hochbauamt, Baubereich B
4 notices
LUKS Immobilien AG
4 notices
Bau- und Verkehrsdepartement des Kantons Basel-Stadt, Kantonale Fachstelle für öffentliche Beschaffungen
3 notices
Amt für Grundstücke und Gebäude des Kantons Bern
2 notices
armasuisse Immobilien
2 notices
BWTK (p/a Tekhne SA)
1 notice
Cercle scolaire de Colombier et environs - CESCOLE
1 notice
Commune de Laténa (Atelier Berchier Sàrl)
1 notice
counson architecte sarl
1 notice
Direction du développement territorial, des infrastructures, de la mobilité et de l’environnement (DIME) - Service des bâtiments
1 notice
Drees & Sommer Schweiz AG
1 notice
Einwohnergemeinde Schaffhausen vertreten durch das Hochbauamt
1 notice
Elektrizitätswerk der Stadt Zürich (ewz)
1 notice
FMEL, p/a Pool Banquet
1 notice
Hôpital du Valais - Spital Wallis
1 notice
Kanton St.Gallen, Bau- und Umweltdepartement, Hochbauamt
1 notice
Office fédéral des routes OFROU, Division Infrastructure routière Ouest, filiale Estavayer-le-Lac
1 notice
Ufficio federale delle strade USTRA, divisione infrastruttura stradale Est
1 notice
Ville de Genève Département de l'aménagement, des constructions et de la mobilité - Unité soumissions
1 notice
Zweckverband ARA Zimmerberg
1 notice

Suppliers next to it in the line

since January 2024
Astori SA2 buyers
2 notices
Frank Türen AG2 buyers
2 notices
G. Risse SA2 buyers
2 notices
Koster AG Holzwelten
2 notices

All 22 suppliers in the line

The extract

Every buyer, every supplier, award date, notice number and value where one is disclosed, behind the figures above.

Request extract

Source: contract award notices for Switzerland in Tenders Electronic Daily (TED), Publications Office of the European Union, ted.europa.eu, reusable for commercial purposes under Commission Decision 2011/833/EU; notices from November 2023, when TED began to publish the winning supplier, to 30 September 2026, accessed 11 October 2026.Assay Systems has changed the data.