Tenders / Buyers / Switzerland
DIB - Elektrizitätswerk der Stadt Zürich (ewz): public contracts and tenders
DIB - Elektrizitätswerk der Stadt Zürich (ewz) awarded 32 public contracts worth €124.5M where a value is stated since 2025-02-14; the construction work contract held by DE_cabletron AG ends on 2026-12-31 (end date stated). Source: Arcadium Data, data as of .
Awarded value = the award values the notices state (EUR at the notice date), 31 of 32 awards; framework agreements (a ceiling, not spend) and implausible values are left out.
Buyer
| Field | Value |
|---|---|
| Name | DIB - Elektrizitätswerk der Stadt Zürich (ewz) |
| Country | Switzerland |
| City | Zürich |
| Sources | EU TED |
Top suppliers
| Supplier | Registry number | Website | Awards | Value won alone |
|---|---|---|---|---|
| DE_a energie AG | 4 | €11.2M | ||
| DE_AFRY Schweiz AG | 2 | €1.2M | ||
| DE_Durena AG | 2 | €3.6M | ||
| DE_Esslinger AG | 2 | €1.6M | ||
| DE_Infragon Ingenieure AG | 2 | €3.0M | ||
| DE_Josef Muff AG | 2 | €8.8M | ||
| DE_suisseplan Ingenieure AG Zürich | 2 | €6.6M | ||
| DE_Anex Ingenieure AG | 1 | €2.1M | ||
| DE_Baumann Koelliker AG | 1 | €625k | ||
| DE_BENNETT BILL GmbH | 1 | €431k | ||
| DE_cabletron AG | 1 | €1.2M | ||
| DE_Drees & Sommer Schweiz AG | 1 | €653k | ||
| DE_eicher+pauli Luzern AG | 1 | €4.8M | ||
| DE_Flexbelag-Bau AG Zürich | 1 | n/a | ||
| DE_Gebrüder Meier AG | 1 | n/a |
Suppliers named on DIB - Elektrizitätswerk der Stadt Zürich (ewz)'s award notices (the top 15 of 25); registry number and website where the supplier is linked to its register entry. Winners that could be a private person are withheld.
Contracts ending in the next 18 months
End dates checked against the official notice: 99% right (n=100, 95% CI 94%-100%, 2026-10-26; method).
Award notices of DIB - Elektrizitätswerk der Stadt Zürich (ewz) whose contract period ends in the next 18 months: the end date the notice states, else its start or signature date plus the stated duration. 9 contracts; a framework's value is a ceiling and is not shown.
Open calls for tender
| Deadline | Call for tender | Published | Estimated value |
|---|---|---|---|
| 2026-11-12 | BHV Bauherrenvertretung, Bauherrenunterstützung | 2026-10-05 | n/a |
Calls with a deadline of 2026-10-27 or later (not awarded yet).
Spend by sector (CPV divisions)
| Sector | CPV | Awards | Awarded value |
|---|---|---|---|
| Architecture and engineering services | 71 | 13 | €28.8M |
| Construction work | 45 | 12 | €77.5M |
| Business services | 79 | 3 | €2.5M |
| Electrical equipment and lighting | 31 | 1 | €7.6M |
| Installation services | 51 | 1 | €625k |
| Transport services | 60 | 1 | €7.5M |
Award notices with a named winner, by the main CPV code; value = the total the notices state, in EUR at the notice date; framework agreements (a ceiling, not spend) and implausible values are left out.
Recent awards
| Published | Contract | Winners | Value |
|---|---|---|---|
| 2026-10-05 | E-Mobilität Backend-Anbieter und Abrechnungsdienstleister | DE_swisscharge.ch AG | €7.5M |
| 2026-09-07 | Tiefbauarbeiten Hardhof, Zürich Altstetten | DE_Esslinger AG | €1.6M |
| 2026-08-28 | Rohrbau Energieverbund, Zürich Seefeld | DE_Kelag Systems AG | €521k |
| 2026-07-14 | Rohrleitungsbau Scheuchzer-, Kinkel-, Turner- und Ekkehardstrasse, Zürich | DE_a energie AG | €5.2M |
| 2026-06-03 | Lieferung- und Montage von Leckagedetektionssysteme (LDS) | DE_Baumann Koelliker AG | €625k |
| 2026-04-16 | Tiefbauarbeiten Rahmenvertrag 2026-2030 | DE_Esslinger AG, DE_Flexbelag-Bau AG Zürich, DE_MWST-Gruppe Isen, Tiefbau AG | €48.4M |
| 2026-04-03 | "CoolCity" Rohrleitungsbau Talstrasse | DE_a energie AG | €1.6M |
| 2026-04-02 | Materialprüfung für Fernwärmeanlagen, Rahmenvertrag | DE_Röntgen Test AG | €1.4M |
| 2026-03-23 | Sanierung Fischgängigkeit Kraftwerk Letten in Zürich | DE_IUB Engineering AG | €660k |
| 2026-02-24 | KW Höngg, Sanierung Fischgängigkeit, Ingenieursleistungen | DE_AFRY Schweiz AG | €560k |
Follow this buyer free
Get DIB - Elektrizitätswerk der Stadt Zürich (ewz)'s new calls for tender, awards and contracts ending in a free weekly email (Tender Radar free tier: a saved search for this buyer's name in Switzerland). The same data is in the REST API and the MCP server.
Sources: EU TED, read through their open-data feeds without logging in. Buyer = contracting authority as named on the notice; notices are grouped by the normalised name and country.
Source: Arcadium Data tenders database, 3,811,022 official public procurement notices from EU TED, UK Find a Tender, UK Contracts Finder and national procurement boards, read through their open-data services (no logins). Winners that could be a private person (sole traders) are withheld; buyers are public bodies. Data as of 2026-10-27.
Questions
How many public contracts has DIB - Elektrizitätswerk der Stadt Zürich (ewz) awarded?
DIB - Elektrizitätswerk der Stadt Zürich (ewz) published 32 contract award notices between 2025-02-14 and 2026-10-05; the 31 that state a value add up to €124.5M (official notices, as of 2026-10-27).
Who are DIB - Elektrizitätswerk der Stadt Zürich (ewz)'s biggest suppliers?
By contract awards: DE_a energie AG (4), DE_AFRY Schweiz AG (2) and DE_Durena AG (2) (as of 2026-10-27). Winners that could be a private person are not named.
Which DIB - Elektrizitätswerk der Stadt Zürich (ewz) contracts end soon?
9 contracts awarded by DIB - Elektrizitätswerk der Stadt Zürich (ewz) end in the next 18 months. The soonest with a named holder is the construction work contract held by DE_cabletron AG, ending on 2026-12-31 (end date stated) (as of 2026-10-27).
Does DIB - Elektrizitätswerk der Stadt Zürich (ewz) have open tenders now?
Yes: 1 calls for tender from DIB - Elektrizitätswerk der Stadt Zürich (ewz) are open today (deadline 2026-10-27 or later) (as of 2026-10-27).
What does DIB - Elektrizitätswerk der Stadt Zürich (ewz) buy?
Most of DIB - Elektrizitätswerk der Stadt Zürich (ewz)'s awards are in Architecture and engineering services (CPV 71) (13), Construction work (CPV 45) (12) and Business services (CPV 79) (3) (as of 2026-10-27).
Cite as: Arcadium Data, "DIB - Elektrizitätswerk der Stadt Zürich (ewz) tenders and contracts: 32 awards, suppliers, contracts ending", https://arcadiumdata.io/tenders/buyers/dib-elektrizitatswerk-der-stadt-zurich-ewz-ch/, data as of 2026-10-27.