list.

of contacts.

OST Fenster S.à r.l.
Z.I. Potaschbierg
14, op der Ahlkërrech

L-6776 Grevenmacher

Tel.: +352 – 71 90 91-1
Fax: +352 – 71 90 92
E-Mail: info@ost.lu

hours:

Monday to Friday from 8 am to 12 noon and 1 to 6 pm
Saturday from 8 am to 4 pm
Or by appointment

We also offer you the opportunity to visit us on several Sundays a year to get information about us and our products. Please consult the ‘News’ section for the dates.

Contact name

Phone

Function

Romain HILGER

+352/ 71 90 91 – 1

CEO

Kim HILGER

+352/ 71 90 91 – 1

Assistant to the director / Reception

Gerrit Johannes HECK

+352/ 71 90 91 – 1

Managing director

Michael SCHILZ

+352/ 71 90 91 – 25

Controlling & CFO

Ralph NÄFKEN

+352/ 71 90 91 – 86

Invoicing

Brigitte LAGAB

+352/ 71 90 91 – 24

Invoicing & accounting

Brahim LAGAB

+352/ 71 90 91 – 28

Invoicing & accounting

Thorsten BECHER

+352/ 71 90 91 – 73

Head of technology & work preparation

Gerhard WEIMANN-LUI

+352/ 71 90 91 – 35

Technology & work preparation

Gisbert KLEIN

+352/ 71 90 91 – 30

Technology & work preparation

Antje GÄCKLE

+352/ 71 90 91 – 36

Technology & work preparation

Birgit SCHNECK

+352/ 71 90 91 – 32

Internal project work

Patrick HENSCHEL

+352/ 71 90 91 – 37

Expeditor

Jörg MELCHIOR

+352/ 71 90 91 – 40

Expeditor

Pascal REULAND

+352/ 71 90 91 – 27

Marketing & sales head

Sven HILGER

+352/ 71 90 91 – 52

Head of customer projects

Sascha PENNING

+352/ 71 90 91 – 74

Customer project coordinator

Alexander EWEN

+352/ 71 90 91 – 51

Customer project coordinator

Andre HOFFMANN

+352/ 71 90 91 – 60

Customer project coordinator

Heiko ZIRBES

+352/ 71 90 91 – 55

Customer project coordinator

Pascal EGLOFF

+352/ 71 90 91 – 53

Customer consultant

Torsten BASTEN

+352/ 71 90 91 – 58

Customer consultant

Thomas NEIMES

+352/ 71 90 91 – 57

Customer consultant

Guido BAUMANN

+352/ 71 90 91 – 60

Customer consultant

Joschi PETERS

+352/ 71 90 91 – 70

Surveyor

Jean-Pierre HIRTZ

+352/ 71 90 91 – 90

Representative for France

Horst ZIMMERMANN

+352/ 71 90 91 – 1

Production management

Sabine KRAUS

+352/ 71 90 91 – 56

Personnel / internal project management

Peter SCHLÖDER

+352/ 71 90 91 – 22

Head of customer service (external)

Lamine HASSANI

+352/ 71 90 91 – 20

Customer service

Christian BERENS

+352/ 71 90 91 – 61

Customer service

Jean-Marie WERNER

+352/ 71 90 91 – 83

Quality and safety officer

Lynn HILGER

+352/ 71 90 91 – 85

Head of customer service (internal)

Vera KLEIN

+352/ 71 90 91 – 84

Customer service

Vèronique DAPHAUD

+352/ 71 90 91 – 33

Customer service

Gottfried SCHLEDER

+352/ 71 90 91 – 81

Customer service

Björn GREIF

+352/ 71 90 91 – 38

Customer service