Our team

As a responsible company, man is at the center of our actions. This applies to our employees as well as to our partners.

Our employees are always striving to produce and deliver the best possible product for our customers.

The constant further development and training of our dedicated employees as well as the good cooperation with our customers will enable us to expand and consolidate the production site in the future as well.

Naturally innovative production technologies are also used.

JUST Leitern AG / Zeiselmauer

Christian Leistner-Mayer Vorstand

Christian Leistner-Mayer
Executive Director

Renate Leistner-Mayer Prokuristin/Organisation

Renate Leistner-Mayer
Authorized signatory/Organization

Hans-Josef Sikora Produktionsleiter

Hans-Josef Sikora
Production manager

Alexander Bierbaumer
Assistent Production Manager

MÜLLER Thomas - Arbeitsvorbereitung

Thomas Müller
Work preparation

Paulina Linkowska
Design Engineer


Selina Schöbel
Design Engineer

Markus Lamich

Barbara Hesse
Human ressources

Marianne Figl Buchhaltung

Marianne Figl

Mario Knoll Buchhaltung

Mario Knoll

Marija Novakovic

Marcus Berthold Konstruktion/Entwicklung

Mathias Hönigsberger
IT/project management


Franz Schubert Leitung Verkauf

Franz Schubert
Sales manager

Konstanze Wlach Empfang / Verkauf

Konstanze Wlach

Richard Hönig Verkauf

Richard Hönig

Frank Tesar

Frank Tesar

Doris Rauchenwald-Volkmann Export/Verkauf

Doris Volkmann
International Sales

Manfred Thalhammer Verkaufsleiter

Manfred Thalhammer

Export Consultant

Key account and customer service

Alois Fähndrich Verkaufsberater

Alois Fähndrich
sales consultant

Karl Seidler - sales consultant

Karl Seidler
sales consultant

Gerhard Schmidsberger
sales consultant

Alfred Taboga - sales consultant

Alfred Taboga
sales consultant

For details according our sales consultant team click here.


Mag. Michael Haimerl Marketing & Vertrieb

Ion Saint

Mag. Michael Haimerl Marketing & Vertrieb

Martin Wagner

Mag. Michael Haimerl Marketing & Vertrieb

Manuel Schreiner

Branch Graz

Rita Kelz

For detailed and contact information for our branch in Graz click here.