Our team

Our management team

Mitarbeiter des Unternehmens

Ralph Warnke, CEO

As founder and main visionary, Ralph Warnke is the driving force behind the company. He loves to have his hands full by participating in research and development projects, marketing and knowledge transfer / training.

Mitarbeiter des Unternehmens

Karen Warnke, CFO

She has a firm grip on our figures: Karen Warnke is responsible for our accounting, tax returns and cash flow. She is also responsible for our human resources and looks after our employees.

Mitarbeiter des Unternehmens

Eve Warnke, COO

Our senior manager is mainly responsible for our sales activities. However, she also takes care of important planning and management tasks and keeps our management team free.

Mitarbeiter des Unternehmens

Sarah Wippermann

The business law student supports our team in a wide variety of administrative and organizational tasks.


Our sales team

Mitarbeiter des Unternehmens

Kamil Kropiwnicki

Kamil Kropiwnicki is mainly responsible for the support of our international key account customers in all our subject areas. His main product responsibility is our balance analysis and training system MediBalance PRO.

Mitarbeiter des Unternehmens

Andreas Fabig  

With his many years of experience as a sales representative and consultant, Sebastian Hauser actively strengthens our sales team. In addition to the hearing fitness area, he is also the contact person for basics in the other pillars of MediTECH. 

Mitarbeiter des Unternehmens

Rafael Wojcicki

In addition to his work as the responsible purchaser in the company, Rafael Wojcicki actively participates in the MediTECH sales team. The experienced businessman convinces with his friendly and competent manner - satisfied customers and partners are the most important thing for him.

Mitarbeiter des Unternehmens

Marc Sandvoss

With his degree in technical writing, Marc Sandvoss oversees our multimedia area. In addition to the topic area of social media and our eLearning area, he promotes and supports our customer care and customer communication.


Our engineering and IT

Mitarbeiter des Unternehmens

Thorsten Maeck

As head of our Technology functional division with more than twenty years of company membership, Thorsten Maeck has a broad range of experience. He is responsible in particular for customer support and individual training courses and is happy to answer questions on all technical aspects of all topics.

Mitarbeiter des Unternehmens

Stefan Erben, CIO

Without it, little works in our company - at least in digital terms. Responsible for our IT, Stefan Erben ensures that our business processes run smoothly. Furthermore, he is mainly responsible for tasks in the area of hardware development.

Mitarbeiter des Unternehmens

Ruben Küker

Friendly and competent communication is one of his many strengths: Ruben Küker strengthens our Technical Support Team. Telephone and online support, quick and competent execution of maintenance and repairs, support in product developments are his most important tasks.

Mitarbeiter des Unternehmens




Our research and development

Mitarbeiter des Unternehmens

Heiko Voß, CTO

Our longest-serving software developer has many years of experience with development projects. Heiko Voss ensures smooth project processes, especially in research cooperations with universities and partner companies.

Mitarbeiter des Unternehmens

Marc Vahldieck

Responsible for the AUDECOM software and our BASS software, Marc Vahldieck is an important member of our research and development team. His calm and level-headed manner ensures successful project completion.

Mitarbeiter des Unternehmens

Ahmad Tahtah

As a software developer, Ahmad Tahtah is responsible for a number of product developments and innovations. He is closely involved in research and development tasks and convinces with his good ideas and solutions.

Mitarbeiter des Unternehmens

Philipp Abel

With his pragmatic suggestions for solutions and his target-oriented and creative way of working, Philipp Abel ensures a constant improvement of our product solutions and above all supports our growing number of app developments.


QM, purchasing, warehouse

Mitarbeiter des Unternehmens

Hilke Wenkel, QMO

With more than twenty years of membership in MediTECH, Hilke Wenkel knows our company inside out. She is also our technical writer and responsible for the quality management department. She is responsible for and designs our manuals, brochures and also our website with great commitment. 

Mitarbeiter des Unternehmens

Rafael Wojcicki, CPO

With many years of professional experience in large companies, Rafael Wojcicki has strengthened the team since 2023 and ensures that we deal with our suppliers in a spirit of partnership. At the same time, he ensures that we can continue to offer our high-quality product solutions at good and favorable conditions in the long term.

Mitarbeiter des Unternehmens

Uwe Wolf

Uwe Wolf manages our warehouse just as unerringly as he is responsible for incoming and outgoing goods. He pays special attention to the fast and safe dispatch of all orders received by us.

Mitarbeiter des Unternehmens