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The Team

Managing Directors

The managing directors combine project, management and sector experience:

 
 

Peter Graf

Dipl.-Ing.,
Managing Director

Peter Graf manages the Köln branch and primarily supervises the products Wastewater Treatment Plants, Drinking Water Supply, Civil Engineering Offices, Flowing Waters and Reservoirs.

He holds a graduate degree in engineering (Dipl.-Ing.) and completed postgraduate studies in business. From 1994 to 2003 he worked as an administrator and later as the central division manager of the commercial division of the Agger Association in Gummersbach. From 1998 to 2002, he additionally managed the business of Aggerwasser GmbH, a wholly-owned subsidiary of the Aggerverband.

Since 1996 Peter Graf has contributed significantly developing the benchmarking methodology in the wastewater industry and, since 1999, has been a member of the DWA Benchmarking Working Group.
 
 

Tel.:+49(22 03) 3 59 29-11
Fax:+49(22 03) 3 59 29-20
p.graf@aquabench.de


Staff

 
 

Martina Graeser

Management Assistant in IT-Systems

Martina Graeser has reinforced our team in the Hamburg branch since April 2009.

She provides support for the project managers as well as for office management, is responsible for the content of our web site and takes on the specialist system supervision of our aquabench online software and of the CRM tools. In addition, she is the contact for all questions from our clients with regard to first-level support of the aquabench online platform.

Before joining aquabench GmbH she was responsible for software and user support as well as for the reporting systems of various reputable firms.
 
 

Tel.:+49(40) 47 11 24-34
Fax:+49(40) 47 11 24-11
m.graeser@aquabench.de

 
 

Vivian Kezic

Travel Management Assistant

Vivian Kezic is a qualified travel management assistant and supports the team at the Köln branch as the office manager. She is the contact person for all organizational matters, travel planning and project meetings and events.

Prior to joining aquabench GmbH, Vivian Kezic worked at several travel agencies and was self-employed in the event sector.

Vivan Kezic has supported the aquabench GmbH team in Cologne since July 2008.
 
 

Tel.:+49(22 03) 3 59 29-12
Fax:+49(22 03) 3 59 29-20
v.kezic@aquabench.de

 
 

Pamela Meyer

Dipl.-Ing.,
Project Manager

Pamela Meyer works at the Köln branch and primarily supervises the projects Wastewater Benchmarking in Nordrhein-Westfalen, Benchmarking of the Water Industry in Rheinland-Pfalz and the survey of DWA (German Association for Water, Wastewater and Waste) economic data, and is the contact for international activities.

After studying civil engineering with focus on urban water and waste management at the University of Duisburg-Essen and working abroad at the University of Auckland (New Zealand) as an honorary research assistant within the framework of the "Ruhr Water Scholarship" of the Ruhrverband, she worked as a research assistant at the University of Duisburg-Essen (Urban Water Management) and the Ruhr University of Bochum (Chair for Economic Policy III).

She has been working on a postgraduate degree in business administration and engineering at the Open University of Hagen.

Pamela Meyer has been supporting the aquabench GmbH team since May 2007.
 
 

Tel.:+49(22 03) 3 59 29-16
Fax:+49(22 03) 3 59 29-20
p.meyer@aquabench.de

 
 

Kay Möller

Dipl.-Ing.,
Project Manager
Since March 2009 Kay Möller has reinforced the corporate benchmarking team wastewater within the Hamburg branch and is chiefly responsible for the supervision of the project wastewater performance indicator comparison in Baden-Wurttemberg.

Following his structural engineering and environmental engineering studies at the Hamburg University of Technology (TUHH) he worked as scientific assistant in the TUHH Institute for Water Resources and Water Supply in the project “Development and practical testing of process performance indicators in the water industry” which is sponsored by the German Federal Ministry of Education and Research (BMBF). Subsequently he supervised several performance indicator comparisons in water supply at the DVGW (German Technical and Scientific Association for Gas and Water) research centre at the TUHH.
 
 

Tel.:+49(40) 47 11 24-25
Fax:+49(40) 47 11 24-11
k.moeller@aquabench.de

 
 

Jan-H. Schaper

Dipl.-Kaufmann,
Project Manager

As a project manager at the Hamburg branch, Jan Schaper is responsible for the products Corporate - Metric Benchmarking of Wastewater Companies and Materials Management. He additionally supervises the online platform and is responsible for the ongoing development of the software.

After completing his degree in business administration in 1997, Jan Schaper worked as a consultant and project manager in the area of IT at various consulting firms. Jan Schaper has been supporting the aquabench GmbH team since the beginning 2004.
 
 

Tel.:+49(40) 47 11 24-24
Fax:+49(40) 47 11 24-11
j.schaper@aquabench.de

 
 

Marius Wilke

Dipl.-Ing.,
Project Manager

Marius Wilke is primarily responsible for process benchmarking of water supply companies.

After studying water management at the Magdeburg-Stendal University of Applied Sciences, he worked at Gelsenwaser AG starting in April 2006 first as a trainee and then as a plant engineer and technical assistant.

Marius Wilke has been supporting the aquabench GmbH team since November 2008.
 
 

Tel.:+49(22 03) 3 59 29-27
Fax:+49(22 03) 3 59 29-20
m.wilke@aquabench.de

 
 

Michael Zentner

Dipl.-Wirt.Ing.,
Project Manager

Michael Zentner is responsible for the products Sewer Construction, Pipeline Construction and Sewer Operations at the Hamburg branch of aquabench GmbH.

After completing his studies of business administration and engineering with a specialization in civil engineering at the Technical University of Braunschweig and the University of Linköping (Sweden), he completed a trainee programme at a major municipal water and wastewater company and dealt with various tasks in the area of wastewater management within this framework.

He has been supporting the aquabench GmbH team since September 2007.
 
 

Tel.:+49(40) 47 11 24-33
Fax:+49(40) 47 11 24-11
m.zentner@aquabench.de