Consulting
Development of an individual, ideal data center concept - secure, efficient and economical
Analysis
An independent picture of the infrastructure as the basis for all decisions
Strategy
With the help of our strategy modules, we support you in aligning your IT and identify and evaluate the most important influencing factors - tailored to all current and future requirements
Project Development
We check the general conditions, keep an eye on norms and standards and develop a concept - including all necessary documents
Energy and Environmental Management
We uncover weak points and potentials in the area of energy consumption and demand, tap subsidies and accompany you through audits and certifications - all the way to the implementation of an energy management system
Documentation and Manuals
Analysis and documentation of the current and target state of your IT infrastructure in the area of documentation management, structures, procedures and processes to reduce corporate and liability risks for management and IT leadership
Certification Support
Whether it is an environmental quality mark, certification as a prerequisite for customer acquisition or a requirement from your insurer - we accompany you through the process right from the start
Engineering
We plan your data center completely from one source - independent of industry, infrastructure, location and new or model construction
Architecture
We plan sustainable architecture for your project
Technical building equipment (TGA)
The correct design and optimization of technical systems contributes to maximum energy efficiency with the professional planning of technical building equipment
Construction
We take care of the realization of data centers and the protection of your IT infrastructures, tailored to your individual needs
General contractor
You have the plan, we carry it out - right through to turnkey handover
General transferee
Everything from a single source - complete and reliable implementation of your project
Data Center Solutions
We offer you modern and sustainable implementation options - whether modular, plug-and-play or CO2-neutral
Data Center Components
We take care of every suitable component in your data center planning - environmentally, budget and resource friendly
We offer high security products for your IT infrastructure
Service
We take care of the maintenance, security and economic optimization of your IT infrastructures
Maintenance
Maintenance of existing and new equipment - reduction of possible malfunctions and failures, maintenance and checking of maintenance and service protocols, possible repair work
Preventive measures
We prevent possible weak points and uncover sources of error so that we can ensure the smooth operation of your data center
Controlling and Monitoring
Round-the-clock monitoring, 24-hour hotline exclusively for contract customers, and service level agreement (SLA)
Operating costs and energy optimization
We analyze your current situation and optimize the set screws of operating and energy costs to ensure the profitability and sustainability of your data center
- Data Center Group
- Company
- Management
Ralf Siefen
CEO / Chairman
Ralf Siefen, Chief Executive Officer, founded the Data Center Group in 2005 under the name proRZ Rechenzentrumsbau GmbH and built it up into one of the market-leading companies for the consulting, planning, construction, service and operation of data centers. Today, the company employs around 200 people and can look back on more than 2,500 national and international projects. He gained his expertise in the planning and realization of data centers in during his professional career with the company Lampertz. There he was responsible for national and international project management for more than 12 years as a member of the management board.
As before, his great passion is the design of secure, efficient, highly available and sustainable data centers that are future-oriented and adapt to the needs of small and medium-sized enterprises up to corporations and hyperscalers.
Philipp Riemen
CFO
Philipp Riemen is Chief Finance Officer of the Data Center Group and is responsible for the commercial areas of the company. Mr Riemen studied business administration at the University of Bayreuth.
After graduating, Mr Riemen worked in corporate finance/M&A consulting for around 15 years. In 2012, he moved from the consulting side to the corporate side at MVV Energie AG. There he initially headed the Mergers & Acquisitions department. Subsequently, as Head of Finance & Investor Relations, he played a key role in positioning MVV on the capital market as a strong company with a strategy consistently focussed on sustainability.
Markus Böhmer
CTO
Markus Böhmer, Chief Technical Officer and thus responsible for the coordination and responsibility of all strategic and operational tasks of the company, is a man of the first hour at the Data Center Group.
Previously a project manager at Lampertz, specialising in international project management, he also worked at the Data Center Group for over 7 years from 2005. He was then Head of Project Management for almost 8 years. Most recently, as an authorised signatory, he was also Head of Engineering and Project Business at DCG. His focus here was on the further development of efficient project management and the optimisation of cooperation between planning and execution.
