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Stefan Keller
Managing Director
- IT consultant and expert with experience since 2001
- Cybersecurity specialist
- Senior Software Developer
- AI consultant and specialist
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People at HDN
Four people. One shared standard.
Personal responsibility, short paths and collaboration that makes technology understandable and reliably usable.
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Stefanie Keller
Accounting
- Accounting and commercial organisation
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Marlene Keller
Team Support
- Support with organisational and operational activities
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Christoph Schatz
Software Developer
- Software development
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