Plumbing and drain-laying work: Switzerland public contracts since 2024

Updated 12 October 2026 · all lines

Plumbing and drain-laying work: Switzerland public contracts since 2024. Since January 2024 the line carries 66 award notices from 53 buyers. 46 suppliers share it. 26 in 2024. 22 in 2025. 18 in the first 9 months of 2026. 13 of them had no award notice in the register from November 2023 to 2024.

Assay record ASY-CH-1JOKMCG1FY · Cite as: Assay Systems, “Plumbing and drain-laying work: Switzerland public contracts since 2024”, https://assay-systems.com/register/ch/line/plumbing-and-drain-laying-work/

The line

Since January 2024 the line carries 66 award notices from 53 buyers. 46 suppliers share it.

26 in 2024. 22 in 2025. 18 in the first 9 months of 2026.

13 of them had no award notice in the register from November 2023 to 2024.

Suppliers in the line, by award notices since 2024

The extract for this line

Names every buyer behind the figures and, for each award notice, the supplier, the award date, the notice number and the value where one is disclosed, and the notices behind every figure.

Largest suppliers in the line

Share of the line held by each of its largest suppliers, by number of award notices, in the TED register for Switzerland.

Equans Switzerland AG7.6%Hans Ziegler AG6.1%Joseph Diémand SA4.5%Rosenmund Haustechnik AG4.5%Sutterlüti AG4.5%Tapernoux SA4.5%Axora Gebäudetechnik AG3.0%Equans Services AG Zweigniederlassung B…3.0%Hälg & Co. AG3.0%Lippuner Energie- und Metallbautechnik …3.0%

All suppliers in Switzerland, A to Z

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.