We are here for you!

We would like to introduce our Team and are looking forward to your contact!

Team Management

Stephan Leiwering, Dipl.-Math.
Owner

Tel.: +49 (0)59 71 80 30 22-01
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Andreas Krümberg, Dipl.-Wirt.-Inf.
Managing Director

Tel.: +49 (0)59 71 80 30 22-02
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Elisabeth Schulz
Sales Assistant

Tel.: +49 (0)59 71 80 30 22-03
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Team Customer Service

Ingo Uphoff, Dipl.-Ing. (FH)
Head of Customer Service

Tel.: +49 (0)59 71 80 30 22-31
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David Arnold
Customer Service

Tel.: +49 (0)59 71 80 30 22-32
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Dr. Andreas Lappat
Customer Service

Tel.: +49 (0)59 71 80 30 22-33
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Marina Haverkamp
Customer Service

Tel.: +49 (0)59 71 80 30 22-34
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Elke Wolf
Customer Service

Tel.: +49 (0)59 71 80 30 22-35
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Gabi Hornik
Customer Service

Tel.: +49 (0)59 71 80 30 22-36
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Team Development

Christian Schröder, Dipl.-Wirt.-Inf.
Head of Development

Tel.: +49 (0)59 71 80 30 22-41
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Markus Terbrack, Dipl.-Ing. (FH)
Team Leader Development

Tel.: +49 (0)59 71 80 30 22-43
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Jens Hoof
Team Leader mobile solutions

Tel.: +49 (0)59 71 80 30 22-48
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David Bakker
Development

Tel.: +49 (0)59 71 80 30 22-44
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Martin Stuhlmüller
Development

Tel.: +49 (0)59 71 80 30 22-42
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Nils Poll, B. Sc. Wirtschaftsinformatik
Development

Tel.: +49 (0)59 71 80 30 22-46
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Tu Quoc Nguyen
Development

Tel.: +49 (0)59 71 80 30 22-47
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Nico Vehren
Development

Tel.: +49 (0)59 71 80 30 22-49
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Trainees

Henrik Geers
Trainee as IT specialist application development

Tel.: +49 (0)59 71 80 30 22-54
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Philipp Hölscher
Trainee as IT specialist application development

Tel.: +49 (0)59 71 80 30 22-53
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