Hartmann & König is a globally operating company. Our “Made in Germany” quality pledge applies across the board, from our initial professional consultation service to the product development expertise of our in-house design department, and our production operations with high in-house production depth at our company headquarters in Graben-Neudorf.

Hartmann & König pursues a strategy of targeted expansion of our international network of representatives, thus opening up new regional markets for our high-quality technologically advanced cable reels and slip ring assemblies. Our carefully selected representatives engage closely with our Germany-based specialists in partnerships often going back over many years, to ensure our customers throughout the world receive reliable service and the very best technical support. Our outstanding expertise, the high availability of our specialists and our partnership-based sales strategy have already enabled us to complete an array of successful projects throughout the world. Prestigious international customers in the fields of crane construction, port technology and plant and mechanical engineering benefit from our extensive portfolio of energy supply products for mobile consumers.

Sales Network Germany


Karlheinz Stulz


Head of Sales

Hakan Yildiz
Phone.: +49 7255 7120-32
Mobile:+49 173 4621251

Head of Marketing

Julia Roetzel
Phone: +49 7255 7120-12
Mobile: +49 173 7563316

Field service zip code areas 1 / 2 / 30-33 / 38-39 / 48-49

Business Unit Ports & Shore Power Key Account Manager (Field Sales)

Jan Hönnig
Phone: +49 173 6774082

Field service zip code areas 0 / 34-37 / 40-47 / 5 / 60-63 / 65 / 98-99

Hartmann & König Head office

Phone: +49 7255 7120-80

Field service zip code areas 64 / 66-69 / 7 / 8 / 90-97

Business Unit Construction Machinery Key Account Manager (Field Sales)

Patrick Dalheimer
Tel.: +49 7255 7120-716
Mobil: +49 152 08960706

Our trading partners and representatives

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Give us a call: +49 7255 71200