We don't just build networks. We secure your digital sovereignty through European excellence, state-of-the-art infrastructures, and unassailable open-source strategies.
The resilient backbone for business and smart home automation. Built redundantly, lightning-fast, and designed for the highest demands.
Architecturally integrated, seamless WiFi. Developed for fluid transitions, without dead zones, in perfect symbiosis with your interior.
Your digital fortress. Maximum resilience paired with intelligent backup strategies as the strongest shield against ransomware.
Extensive protection through overlay networking and identity management. We build digital protective walls far beyond the classic firewall.
On-premise, hybrid, or multi-cloud. We orchestrate the secure transition of your sensitive data assets flawlessly and without interruption.
Perfectly integrated multi-window audio and pioneering home control for a modern, boundless user experience.
Avoid dependencies. Maximize quality.
We preferentially orchestrate manufacturers from Europe. This guarantees the highest IT security standards and preserves your strategic independence away from uncontrollable, global influences.
The ultimate in technological transparency. With a hand-picked, thoroughly evaluated catalog of open-source solutions, we free you from vendor lock-ins. Secure, flexible, future-oriented.
40 years of IT excellence. Bundled for your success.
Founded in late 2025 by Ralf Siegel, x11plus GmbH bundles over 40 years of profound experience in IT infrastructure and media technology. From ambitious small offices to international corporations with over 30,000 employees – we understand the architectural challenges at every scaling level.
Whether data center, storage, MDM, or HelpDesk – years of operational responsibility form our foundation. As a certified Information Security Officer, Ralf Siegel focuses on the uncompromising protection of your company and structurally guides you through ISO certifications.