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

Hans-Josef Sikora Produktionsleiter

Anel Idrizi
Production Manager

Stefan Haberl

Project Leader SBZ141

Ahmet Bastas
Production manager

Barbara Hesse
Human resources

Stefan Kaiblinger
Design Engineer

Sabine Seidl

Boglarka Piringer

Stefan Leistner-Mayer
Machinery Supervisor Production and IT Support


Franz Schubert Leitung Verkauf

Franz Schubert
Sales manager

Konstanze Wlach Empfang / Verkauf

Konstanze Wlach

Frank Tesar

Frank Tesar

Key account and customer service

For details according our sales consultant team click here.


Mag. Michael Haimerl Marketing & Vertrieb

Ion Salant

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.