How much data centre capacity does Zurich have?

DC Atlas tracks 32 data centres in the Zurich data centre market. 345 MW is live, 12 MW is under construction, for 357 MW of total potential at full buildout.

Who are the largest data centre operators in Zurich?

18 operators run facilities in the Zurich data centre market. Vantage Data Centers is the largest by total potential, with 2 sites and 64 MW.

Which utilities supply power to data centres in Zurich?

ewz, EKZ (Elektrizitaetswerke des Kantons Zuerich) and ewl energie wasser luzern serve the most data centre sites in the Zurich data centre market. DC Atlas holds a named power supplier for 75% of the facilities it tracks here.

Zurich: 32 sites, 18 operators, 345 MW live

Back to Facilities

There are 32 data centres in Zurich, Switzerland, spanning 15 sub-markets, 18 operators, 30 operational, 345 MW live (20% modelled), 357 MW total potential. Largest by total potential: Vantage Data Centers (2 sites), then Microsoft.

Map of 24 data centres in Zurich

Every Zurich site DC Atlas tracks with a position on record, coloured by status.

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Live

345MW

20% modelled

Under construction

12MW

Planned

0MW

Total potential

357MW

Who supplies the power

75% of the data centres we track in the Zurich market have a named power supplier

ewz18sites
EKZ (Elektrizitaetswerke des Kantons Zuerich)1site
ewl energie wasser luzern1site
EKZ1site
SAK1site
Stadtwerk Winterthur1site

1 further supplier serve smaller numbers of sites here.

Who is building in Zurich

The 10 largest operators here by total potential, of 18 tracked in this market.

Operator	Sites	Live	Total potential
Vantage Data Centers	2	64 MW	64 MW
Microsoft	1	60 MW	60 MW
Equinix	3	45 MW	45 MW
Digital Realty	3	42 MW	42 MW
Green Datacenter	4	30 MW	42 MW
Swisscom	2	20 MW	20 MW
NTT Global Data Centers	1	20 MW	20 MW
Oracle Cloud	1	20 MW	20 MW
NorthC	4	10 MW	10 MW
STACK Infrastructure	1	10 MW	10 MW

When Zurich was built

285 MW of the live capacity here carries a commissioning date — 70% of the operational sites in this market.

Recent activity

26 recorded developments in the Zurich market, the latest on 28 Aug 2026.

28 Aug 2026Broke ground15 MW
Digital Realty starts construction of ZUR4 data center in Switzerland
Digital Realty has started construction of ZUR4, a new 15 MW data center in Glattbrugg, Switzerland, across 6,300 square meters, with completion targeted for 2028. The facility will be part of Digital Realty's Zurich campus and designed for high-density, AI-optimized workloads with 100 percent renewable energy, expanding capacity in Switzerland for organizations with data-sovereignty requirements.
25 Jun 2026Permit approved
STACK Infrastructure Switzerland Granted Work-Time Permit for Data Center Operations
Swiss state secretariat SECO approved a work-time permit for STACK Infrastructure Switzerland SA to operate and maintain a data center facility in Rafz, Zurich. The permit authorizes 10 hours of work under special conditions for data center exploitation, maintenance, and technical building operations. The permit was granted on June 25, 2026, and is valid through April 1, 2029.
16 Jun 2026Executive change
EI Data Center Switzerland GmbH Management Change in Zürich
EI Data Center Switzerland GmbH, a Swiss limited liability company focused on digital infrastructure development, underwent a management change registered with the Swiss Commercial Register. Hans Jeroen Hoencamp (Netherlands) was removed as managing director with sole signature authority, and replaced by Dawn Elizabeth Childs (UK) in the same role. The company, based in Zürich with CHF 20,000 capital, develops business plans and strategies for digital infrastructure and can establish branch offices and subsidiaries domestically and internationally.
11 Sept 2025Industry milestone
Swiss Data Center Association Relocates Headquarters to Dielsdorf
The Swiss Data Center Association (SDCA) has officially relocated its headquarters from Crissier to Dielsdorf. This move, effective May 23, 2025, signifies a strategic shift for the association, which serves as the umbrella organization for Swiss data centers. The SDCA aims to enhance the visibility of its members and represent their interests to political authorities, fostering collaboration with the scientific community and promoting knowledge exchange among members.
1 Oct 2024Permit approved
Green Datacenter AG Receives Work-Time Permit for Data Center Operations in Dielsdorf
Green Datacenter AG has been granted a work-time permit for its data center operations in Dielsdorf, Switzerland. The permit, issued by the Staatssekretariat für Wirtschaft SECO, allows for continuous business operations, specifically for the technical monitoring of systems on a 24/7 basis. This permit is valid from January 1, 2025, to January 1, 2028, indicating a renewal or new approval for ongoing operations.
17 Sept 2024Permit filed
Green Datacenter AG Applies for Work-Time Permit in Switzerland
Green Datacenter AG has applied for a work-time permit in Dielsdorf, Switzerland. The permit is related to the technical monitoring of systems in their data center, operating 24/7. The application was published in the Swiss official gazette on September 17, 2024.
1 Jan 2024Permit approved
CBRE GWS GmbH Granted Work-Time Permit for Data Center Operation in Rafz, Switzerland
CBRE GWS GmbH has received a work-time permit for the operation of a data center located at Industriestrasse 16, 8197 Rafz, Switzerland. The permit, identified as 23-004424, is valid from January 1, 2024, to January 1, 2027. This approval allows for the continued exploitation of the data center facility.
1 Nov 2023Acquisition
Zürich Lumen 002 ownership change
Zürich Lumen 002 changed ownership on 1 November 2023, when Lumen Technologies closed the sale of its European, Middle Eastern, and African business to Colt Technology Services.

All recent activity

Questions about Zurich

How many data centres are in Zurich?: There are 32 data centres in Zurich, Switzerland, spanning 15 sub-markets, 18 operators, 30 operational, 345 MW live (20% modelled), 357 MW total potential. Largest by total potential: Vantage Data Centers (2 sites), then Microsoft.
How much data centre capacity does Zurich have?: DC Atlas tracks 32 data centres in the Zurich data centre market. 345 MW is live, 12 MW is under construction, for 357 MW of total potential at full buildout.
Who are the largest data centre operators in Zurich?: 18 operators run facilities in the Zurich data centre market. Vantage Data Centers is the largest by total potential, with 2 sites and 64 MW.
Which utilities supply power to data centres in Zurich?: ewz, EKZ (Elektrizitaetswerke des Kantons Zuerich) and ewl energie wasser luzern serve the most data centre sites in the Zurich data centre market. DC Atlas holds a named power supplier for 75% of the facilities it tracks here.