About us

SIEGER Consulting delivers sound, innovative and exceptional IT Solutions for our Clients.

It goes without saying that Business Intelligence, Advanced Analytics and Big Data are part of our DNS for many years. This encapsulates also innovative topics like digitization and many more. Our projects are Taylor Made for our clients to provide best practice and 2nd to none solutions for them. Needless to say that powerful Methods and Tool combinations are used to achieve best results.

Our outstanding results for our clients are founded on the highest qualification of our staff, innovative training like data science, machine learning and innovative investments.

The combination of our strong theory with outstanding practical experience establishes the basis of our excellent quality of our consulting. This is in accordance with our superior partnerships.

Furthermore, smart and pragmatic processes characterize SIEGER Consulting. Our activities are driven by a defined dictum. We look for the relevant nucleus. The questions are:

What is essential to achieve the goal fast and efficient?

Consequently, our projects are prioritized jointly with our clients with a clear focus on deliverables in order to achieve excellent and rapid results.

Do we excite your interest? Please do not hesitate to contact us at any time.
We look forward working with you.

The Story of SIEGER

Founding of SIEGER Consulting GmbH & Co KG

2004 – 2014
Hans Sieder and Stefan Gernhard have established themselves with their customers in the Rhine-Main area. The name SIEGER stands for highest performance and quality. Both are strongly involved in the operational project business.

Due to the strong customer demand a rethinking takes place – SIEGER wants to grow disproportionately! The idea of reorientation is born.


  • Realignment of SIEGER to focus on Business Intelligence, Advanced Analytics and Big Data. We start selling Tableau, a leading BI and analysis platform.
  • Hiring of Henning Lohmann as an additional Managing Director with a focus on sales, especially for the acquisition of new customers in the areas of financial services, pharmaceuticals and personnel services.
  • Establishment of an ambitious medium-term plan


  • On 1 January 2017, the new SIEGER Consulting GmbH is launched
  • Move to new premises that provide the necessary environment for the planned growth
  • Recruitment of an experienced HR manager from the consulting area
  • Start of another six employees at expert and senior levelCompanies such as Boehringer Ingelheim, DVB Bank (DZ Group) and Kommunalkredit Austria opt for SIEGER in strategic projects
  • Start of the Board Partnership
  • Complete digitization of internal control and financial processes
  • More than 30% growth compared to 2016


  • Sales growth & earnings more than fulfilled
  • Successful customer expansion
  • Several innovative customer solutions implemented as „Success Stories“
  • Recruitment of further highly qualified employees
  • Award as Top Company & Open Company

2019 ZIEL

  • Opening of a new branch in Cologne
  • Expansion & deepening of our customer base
  • Sales and employee growth of 25%
  • Expansion of our innovative product range
  • Successful execution of our 6th Data Driven Banking Forum on September 24th 2019