Ewl Stollen Luzern

EWL Energie Wasser Luzern (EWL) is a municipally owned utility and infrastructure provider based in Lucerne, Switzerland, founded in 1888. Through its digital infrastructure division, EWL operates Stollen Luzern, a secure underground data center facility located within a former rock cavern in central Switzerland. The provider delivers colocation and infrastructure services designed to support organizations with stringent requirements for data sovereignty, physical security, and operational resilience.

Known for its rock-cavern facility design, strong emphasis on Swiss data residency, and integration with public utility-grade infrastructure, EWL Stollen Luzern serves enterprises, public sector organizations, and regulated industries seeking highly secure, domestically hosted data center environments. The facility represents a strategic use of Switzerland’s natural geology to deliver enhanced protection, stability, and long-term operational reliability.

⚙️ Facility Highlights

Data Center Footprint:

1. Single primary facility located in Lucerne, Switzerland
2. Underground rock-cavern data center (“Stollen Luzern”)
3. Designed to support Swiss data sovereignty and domestic hosting requirements

Facility Design & Infrastructure:

1. Underground facility housed within solid rock for enhanced physical protection
2. Purpose-built data center environments for enterprise workloads
3. Redundant power and cooling systems designed for high availability
4. Colocation environments including racks and secure customer areas
5. Infrastructure optimized for long-term stability and operational continuity

Service Portfolio Overview:

1. Colocation services
2. Secure infrastructure hosting
3. Connectivity and interconnection services
4. Support for enterprise and public-sector IT environments

🔐 Security & Compliance

Infrastructure Resilience:

1. Naturally protected underground location
2. Redundant power and cooling architectures
3. Facility design aligned with high-availability and continuity requirements

Physical & Logical Security:

1. Restricted access with multi-layer security controls
2. Continuous monitoring and surveillance
3. Segregated customer environments

Compliance & Standards:

1. Operated in accordance with Swiss regulatory and data protection frameworks
2. Designed to support organizations with compliance and governance requirements
3. Where certifications are not publicly disclosed, facilities are operated to professional data center standards

🌐 Connectivity & Carrier Access

Carrier Neutrality:

1. Carrier-neutral connectivity model

Network Capabilities:

1. Access to multiple network providers
2. Enterprise-grade connectivity options
3. Secure interconnection and private network services

Connectivity Use Cases:

1. Organizations requiring Swiss-based data residency
2. Enterprises with high security and availability needs
3. Public sector and regulated industries
4. Customers deploying business-critical and compliance-driven workloads

💼 Who It Serves

1. Enterprises requiring secure Swiss colocation
2. Government and public sector organizations
3. Regulated industries (finance, healthcare, utilities)
4. Organizations prioritizing data sovereignty and physical security
5. Customers seeking long-term, stable infrastructure environments