Management

Frank Hirschmann
Managing Director CEO
Phone

Philipp Gremm
Commercial management
Phone

Yusa Mahmut Özkilic
Management
Phone
Reception/Center
Sales field service/product management

Andre Weinsheimer
Product Management Communication

Constantin Joannou-Römer
Sales office south

Michael Kaul
Product management water
(HWZ/GWZ/Communication)

Hermann Ruyters
Key Account Manager
Water & heat management

Andre Fahrig
Sales Office East / Head of Export

Arne Berthel
Product managment water and heat

Lars Peuckmann
Product Specialist Communication and Systems

Oliver Roßbach
Product Specialist Communication and Systems
Water

Jessica Kohlscheen
Internal sales water

Kevin Schlobonski
Internal sales water and gas
Gas

Tobias vom Orde
Purchasing/Sales Internal Sales Gas
Phone
+49 (0)21 91/56 10 63

Christine Wind-Wörder
Purchasing/Sales Internal Sales Gas
Repair

Dirk Schröder
Gas meter repair
Deput. Test center manager GNW 50
Phone
Test centers

Gerardo Lamberti
Water meter testing center WNW
50/Test center manager
Phone

Jürgen Bauer
Gas meter test center
GNW 50/Test center manager
Phone

Carsten Sczesny
Gas meter test center
GNW 50/ Deputy. Test center manager
Phone

Stefan Rottländer
Gas meter test center
GNW 50. Test center manager
Phone

Tim Salamon
Production engineer
test centre Water WNW50
Phone
Accounting - QM - Logistics

Susanne Schroeder
Accounting/Personnel
Phone

Michael Aldon
Logistics Manager
Phone

Maria Conrad
Accounting/Personnel
Phone

Andre Carbone
Operating technology/
Occupational safety specialist
Phone

André Knabe
Management systems (QMB/UMB)
Phone

Leon Proske
Industrial clerk i.A.
Phone

Sergei Dsojer
Controlling
Phone

Flavio Forte
Industrial clerk i.A.
Phone