Swiss Sustainable IT
Lower you IT carbon footprint with data centres and cloud services entirely powered by certified renewable energy
Why choose our sustainable IT?
Powered by 100% renewable energy
Our data centres rely solely on certified renewable sources, minimising environmental impact.
Energy efficiency through innovation
We combine optimised infrastructure, advanced virtualisation, and intelligent resource management to maximise energy efficiency and deliver more performance per watt..
Recognised environmental commitment
Certified by EcoEntreprise and Responsibility Europe, we promote recycling, circularity, and continuous improvement to ensure IT is truly responsible.
Expert guidance
Our local team supports you in reducing the environmental impact of your digital projects - from initial assessment to ongoing operations.
Our eco-responsible solutions
Green data centres
Natural cooling, thermal optimisation, and a fully renewable power supply for low-impact infrastructure.
Energy optimisation
Virtualisation, server consolidation, and intelligent workload management to maximise efficiency and reduce electronic waste.
Sustainability strategy
A comprehensive carbon reduction strategy, with continuous monitoring, ongoing improvement, and transparent indicators.
Recycling & circular economy
Responsible lifecycle management of equipment, including component reuse ans recycling, to minimise environmental impact.
Our certifications

EcoEntreprise
Switzerland's leading certification for sustainable development and corporate responsibility.

Responsibility Europe
A leading international CSR label, included in a network of top-tier certifications.
Our Swiss data centres

Stack Infrastructure GEN01
Geneva
Capacity: 4,3 MW
Energy: 100% renewable hydropower
Certifications : ISO 14001, ISO 27001, ISO 50001, ISO 9001, PCI DSS
- Swiss data protection and maximum confidentiality guaranteed by local laws.
- State-of-the-art infrastructure, high availability and optimal connectivity.
- Strategic location with direct access to European markets.
- 100% renewable energy supply for a minimal carbon footprint.
- Beyond renewable energy, GEN01 also commits to sustainable initiatives, including reinfection ip to 4.4MW of residual heat into the CAD-ZIPLO urban heating network, covering up to 75% other the local industrial area's heating demand.

Stack Infrastructure GEN02
Vaud
Capacity: 30 MW
Energy: 100% renewable
Certifications : ISO 14001, ISO 27001, ISO 50001, ISO 9001, PCI DSS
- One of Switzerland's largest data centers, ideal for scalable expansion needs.
- Multi-tenant campus with flexible, rapide deployment options.
- Ready-to-use rack rooms with high-level security and connectivity
- 100% renewable energy supply through a partnership with SIG's "Vitale Bleue" program, guaranteeing Swiss hydropower with a very low carbon footprint (~6,9 g de COâ-eq./kWh).

EWL Stollen
Lucerne
Lucerne
Capacity: 4,3 MW
Energy: 100% renewable, lake-water cooling
Certifications : ISO 27001, TĂVIT TSI Level III extended, Climate Neutral Data Centre Pact
- Ultra-secure underground facility built to withstand extreme risks.
- Eco-friendly cooling using lake water and heat recovery for urban heating.
- 100% renewable operations with a strong commitment to carbon neutrality.
- Nationwide accessibility, trusted local operator, and Swiss expertise.
Our impact

Renewable energy
Data centres powered by certified renewable energy resources

Maximum efficiency
Optimised infrastructure for maximum energy performance

Sustainable innovation
Innovative solutions to reduce environmental footprint
Ready to make your IT more sustainable?
Talk to our experts and discover how our Sustainable IT solutions can transform the environmental impact of your digital operations.
Frequently asked questions about Sustainable IT
Sustainable IT refers to technologies and best practices designed to minimise the environmental footprint of information systems. It covers energy optimisation, renewable energy usage, and responsible resource management.
We use monitoring tools to assess energy consumption, carbon emissions, and efficiency metrics, enabling ongoing improvements to our infrastructure.
We are EcoEntreprise-certified for sustainable development and Responsibility Europe-certified for CSR, demonstrating our tangible environmental commitment.
Compliance & certifications
100% renewable
EcoEntreprise
Responsibility Europe
100% Swiss