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Certified integrator to SCS standards

UPONU GmbH

As a certified SCS Integrator, we migrate UPONU complex system landscapes into reliable and stable cloud environments.

UPONU provides organisations with specialist and technical support from the initial concept through to implementation and ongoing operation, with a guaranteed on-call service. The technological focus is on building robust platforms based on the Sovereign Cloud Stack, OpenStack and Ceph Storage. In doing so, it implements UPONU Highly automated deployments using technologies such as Ansible. A particular focus of the integration service is on the standardised migration of existing workloads from established virtualisation environments to open architectures. Thanks to the in-house developed self-service toolset, it is possible to UPONU To provide customers with a seamless and easily manageable transition from systems such as VMware to OpenStack.

UPONU GmbH fulfils the requirements of the Certified SCS IaaS Integrator Silver -standards of the Sovereign Cloud Stack and is certified accordingly.

UPONU GmbH supports the development of an interoperable cloud infrastructure and fulfils key requirements for openness, transparency and standard compliance.

Certification status

Target group

Use cases

UPONU With its modular portfolio, it covers a wide range of technological use cases and offers maximum flexibility in deployment. The foundation is provided by the managed private cloud environment ‘infra:u’ for highly scalable IaaS and PaaS services. In addition to traditional virtual server services, companies utilise the fully managed Kubernetes-as-a-Service platform from UPONU for the orchestration of modern containerised applications.

Implemented for operators of critical infrastructure UPONU Fully isolated, air-gapped environments that operate without an external internet connection.

Furthermore, it sets UPONU highly available multi-site set-ups for geo-redundancy. With the avail:u module, it establishes UPONU Dedicated disaster recovery environments for immediate recovery following system failures. The infrastructure is complemented by bespoke SaaS solutions, such as the Crypto Gateway mail:u for secure email communication.

Added value

The consistent use of open standards guarantees that customers of UPONU Absolute data sovereignty and technological freedom. Organisations retain full decision-making authority over their systems and benefit from transparent, predictable cost structures and clearly defined SLAs. Without exception, all data remains securely stored in the company’s own data centres, which are certified to ISO 27001 and DIN EN 50600, at UPONU in Germany. Customers particularly appreciate the direct access to experienced experts and the reliable project delivery on an equal footing.

About the provider

UPONU GmbH

UPONU Based in Siegen, the company has been laying a reliable foundation for businesses’ digital future since 2008. What began as a specialist IT security consultancy is now an established cloud operator and solutions provider with a strong, steadily growing team. Following the integration of the highly specialised stackXperts team in 2026, UPONU further expanded our technical expertise in the field of Kubernetes and OpenStack orchestration in a targeted manner. Precision, expertise and trust-based collaboration form the unshakeable foundation for the day-to-day work of UPONU. The company is heavily involved in the open-source ecosystem.

Through active involvement in organisations such as the OSBA, the Forum SCS-Standards and ECHO eG, it shapes UPONU co-developing sustainable European IT standards.

The core promise of UPONU is always clearly defined: Truly high-performance. Superior cloud infrastructure.

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