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Hamburger Rieger
Gelsenkirchen GmbH & Co. KG

Alfred-Zingler-Straße 15
D-45881 Germany

Tel: +49 209 8004-0

Your Contact Person in Gelsenkirchen

Managing Board

Wolfgang Leitner
Operations Director
Susanne Frauenstein
Assistant Operation Director

Commercial Management

Marcel Laermann
Head of Administration
Viola Jakupi
Commercial Administration/Training representatives

Maintenance Management

Jörg Ludwig
Head of Maintenance

Production Management

Frau Nadira Husanovic
Head of Production
Tobias Tiede
Process Owner Production


Christiane Wilkat-Domnik
Business Partner Human Resources (Local Responsibility)
Sandra Lappe
HR Business Partner

Purchasing (Waste Paper, Consumables)

Manuel Gamero
Technical Purchasing

Occupational Health and Safety /Fire Protection

Simon Kaluza
Occupational Safety, Health and Environmental Protection

Sales (SAD, Head of Sales)

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Planning and Scheduling

Frank Bialowons
Teamlead Gelsenkirchen
Claudia Ende
Logistics Backoffice
Marius Biedermann
Logistics Backoffice
Lars Steffenmunsberg
Logistics Backoffice


Head of Logistic Peter Berghane
Head of Logistic

Technical Customer Service

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Quality Management

Rebekka Müller
Management Representative