Stadt Zürich Wasserversorgung

Public contracting authorityClassified by the name.

Tenders of Stadt Zürich Wasserversorgung on simap.ch and who won the contract, with the price where published.

Publishes for: DIB - Wasserversorgung (WVZ); Wasserversorgung (WVZ); Wasserversorgung Zürich

Website of the contracting authority

0open tenders

33publications on simap.ch

31awards

29awards with a price

Sum of the published award prices: CHF 23’577’948 from 29 awards (with or without VAT, as published).

Open tenders

No tender is open at the moment.

Awards with winner

To whom this contracting authority awarded its contracts, as published on simap.ch: winner, price (with or without VAT, as stated) and number of bids. No ranking, no rating of companies.

Alert for new awards

Publications and awards per year
Year	Publications	Awards	with price	Sum CHF
2026	18	16	16	10’635’119
2025	14	13	12	12’061’489
2024	1	2	1	881’340

We have been collecting the data since September 2024. Earlier months are largely missing, so the rows per year show only part of them.

31 awards

27.01.2025
LIWA Instandsetzung, Schaltgerätekombinationen
- Awarded to Burkhalter Technics AG, ZürichCHF 1’137’473.46
1 bidon simap.ch
22.01.2025
SWW Moos Überbrückungsmassnahmen - Leistungen Bauingenieur als Spezialist
- Awarded to AFRY Schweiz AG, ZürichCHF 932’146.00
4 bidson simap.ch
17.01.2025
LIWA Instandsetzung, Elektroinstallationen
- Awarded to cabletron AG, ZürichCHF 1’360’604.15
4 bidson simap.ch
15.01.2025
SWW Moos Überbrückungsmassnahmen - Erneuerung Ozonanlage
- Awarded to HFS Aqua AG, WinterthurCHF 2’253’885.00
2 bidson simap.ch
21.11.2024Direct award
LIWA Instandsetzung, Automation
- Awarded to Chestonag Automation AG, SeengenPrice not published
on simap.ch
27.08.2024Direct award
SWW Moos Überbrückungsmassnahmen - Sanierung Schnellfilter
- Awarded to HFS Aqua AG, WinterthurCHF 881’340.00
on simap.ch

Contract awards in Zurich: monthly reports

How this contracting authority awards

Types of procedure

Open procedure2988%
Direct award procedure39%
Selective procedure13%

Weighting of price and quality

At the median the price counts for 30 %, quality and the other criteria for 70 %.

From 3 tenders with a published weighting; the price counted between 30 % and 40 %.

Bids

Bids per award (median): 3, from 28 awards that state them.

7 % of them with a single bid.

Contracts with a published end

4 contracts of this authority end within the next 24 months, according to the tender.

More in the guide

Source: simap.ch. Only what is published is counted; winners and prices appear as simap.ch publishes them. Companies are neither rated nor ranked.

Figures of 08.11.2026.

This is not an official publication. Only the data published on the platform www.simap.ch is authoritative. Dies ist keine amtliche Veröffentlichung. Massgebend sind die auf der Plattform www.simap.ch veröffentlichten Daten. Anyone who reuses this data complies with the conditions of simap.ch: terms, section 6.