Flexible and Future-Proof

STIEBEL ELTRON ensures a modern IT landscape

Full IT Outsourcing for Innovation-Driven Family Business


As part of a new tender in 2012, Arvato Systems was awarded the contract to operate the IT infrastructure. After 10 successful years, the responsibility will now remain with us for another 5 years. The continuously good cooperation was decisive for the contract extension.

Customer Benefits

Efficient cost control

By regularly reviewing the IT infrastructure, expenditure can be continuously monitored and optimized.

Flexibility from Arvato Systems

Our flexibility enables us to respond to individual customer requirements and offer customized solutions for STIEBEL ELTRON.

Continuous improvement

We constantly strive to optimize the existing infrastructure. This means that we are always at the cutting edge of technology and ensure that systems function efficiently and reliably.

Working in partnership

We attach great importance to collegial and trusting cooperation. Our aim is to build a long-term partnership with our customers based on mutual trust.

Local presence

Our shared locations in East Westphalia enable us to maintain direct and personal contact.

Project Overview

Our services

With our support, STIEBEL ELTRON has succeeded in optimizing the IT infrastructure it has built up over many years. It now meets the current requirements of an advanced IT architecture and is ideally prepared for future expansion. It also offers improved efficiency and greater flexibility, enabling STIEBEL ELTRON to respond quickly to new business requirements.


The backend infrastructure, for which we have been responsible since 2012, is continuously optimized and expanded. Future developments are taken into account and implemented in cooperation with STIEBEL ELTRON through regular (security) checks. On behalf of STIEBEL ELTRON, we look after the server systems in our data center in Gütersloh as well as server and network components at various STIEBEL ELTRON locations.


With our professional support and the provision of first-class managed services, STIEBEL ELTRON has developed a robust and future-oriented IT infrastructure. This infrastructure is not only powerful, but also flexible enough to cope with upcoming expansions without any problems. A continuous review of the IT infrastructure and regular (cost) optimization of the IT system landscape take place as part of ongoing operations.

Key Facts

Provision of the complete range of IT operation solutions as part of IT infrastructure outsourcing
approx. 3,500 clients
LAN with approx. 6,200 ports
approx. 50 SAP systems (incl. sandbox, development, integration and production)
approx. 68 non-SAP applications, operated on Windows and Linux servers in a private cloud

STIEBEL ELTRON - A Company Full of Energy

STIEBEL ELTRON, founded in 1924, is one of the leading companies in the market for renewable energies, heating and building technology with an annual turnover of over one billion euros. As an innovation-driven family business, STIEBEL ELTRON pursues a clear line in the production and development of products - for environmentally friendly, efficient and comfortable home technology. With around 6,000 employees worldwide, the company consistently relies on its own expertise from product development to production. The result is efficient and innovative solutions for hot water, heating, ventilation and cooling. STIEBEL ELTRON produces at its headquarters in Holzminden (Lower Saxony), in Hameln (Lower Saxony), in Freudenberg (North Rhine-Westphalia) and in Eschwege (Hessen) as well as at five other locations abroad (Arvika/Sweden, Tianjin/China, Ayutthaya/Thailand, Poprad/Slovakia, West Hatfield, Massachusetts/USA).

Your Contact for Questions about our Solutions

Achim Reupert
Expert for the Manufacturing Industry