IAWD Staff

Walter Kling


Walter works for the City of Vienna, at Vienna Waterworks. In 2011 he was appointed as Deputy Managing Director of Vienna Waterworks, a position which he still stays on. He serves as IAWD Secretary General since 1993 and currently also as IAWD president since 2017. Walter Kling joined the work of the Austrian Water Association and in 1993, when he was delegated to represent Vienna within IWSA. Since the launch of IWA in 2000, Walter Kling supported the development of the new association in the region of Eastern Europe by organizing a number of events. Maintaining an excellent network of contacts, he applied to organize the IWA – World Water Congress 2008 in Vienna. Starting from 2003, the Congress President Walter Kling served with great commitment to secure best circumstances for IWA, IAWD and the City of Vienna to run a successful conference. In September 2010 he was elected IWA – Vice-President, re-elected in Busan 2012 and served in this position until 2014. In 2010 he initiated the development of the Danube Water Program, which was launched jointly by the World Bank and IAWD in 2012.

Katherine Wagner

Head of office

Philip Weller

Head of Technical Secretariat

Philip is an environmental planner by training and since July 2013 has been serving as the Danube Water Program Coordinator for the International Association of Water Supply Companies in the Danube River Catchment Area (IAWD), administering and managing a joint project together with the World Bank aimed at improving and supporting the efficiency of Danube region water supply and waste water companies.

Philip previously served for 10 years as the Executive Secretary of the (ICPDR) International Commission for the Protection of the Danube River. The ICPDR is the forum for the 14 major Danube countries and the European Commission to implement the commitments they have made under the Danube River Protection Convention. Before that he has worked for the World Wide Fund for Nature (WWF) as Danube Carpathian Program Director and has also managed successful consulting businesses in both Canada and Austria and has done numerous assignments for governments and international organizations.

Philip is author of three books on environmental topics including ‘Freshwater Seas’, an environmental history of the Great Lakes of North America.

Katerina Schilling

Communication and Program Manager 

After earning a master’s degree in Biology with a specialization in freshwater ecology from the University of Vienna, Katerina joined the Vienna University of Technology, Institute for Water Quality, Resources and Waste Management as a Research Assistant where she has been employed. Her work focused on projects dealing with water quality and included lecturing in basic and advanced courses for operators of wastewater treatment plants. She obtained her PhD within the framework of “The Vienna Doctoral Programme on Water Resource Systems” at the TU Wien.

Since 2006 she has also been actively involved in the national and international activities of the International Water Association (IWA) and is a member of the Austrian IWA Governing Member in which she founded the Austrian Young Water Professionals and chaired their activities until December 2014.

Her involvement in the YWP agenda of the IWA World Water Congress in 2008 in Vienna led to her becoming chair of the global IWA YWP Steering Committee and the representative of the YWP on the IWA Board of Directors (BoD). Since 2011 she has also been a member of the IWA Strategic Council (SC) representing Research Institutes.

Emilija Milunovic

Program Assistant

Emilija joined the IAWD team in April 2020 as Program Assistant supporting capacity building activties for water supply and sanitation utilities in the Danube Region.

Prior to joining IAWD, Ms. Milunovic interned with GIZ, supporting two projects on rural development in the Western Balkans, based in Skopje and Belgrade (2016 – 2017). She also worked with Kommunalkredit Public Consulting in Vienna, providing technical assistance to the development of grants for environmental projects in Austria (2012-2015). Originally from Belgrade, Serbia, Emilija is based in Vienna and holds a BSc in Environment and Bio-Resources Management, from the University of Natural Resources and Life Sciences, Vienna. 

World Bank Staff

Raimund Mair

Program Leader

Raimund Mair has more than ten years of experience in integrated water resource management. Before joining the World Bank he worked for the European Commission. His professional responsibilities covered the implementation of the EU Water Framework Directive (WFD), including questions related to sustainable infrastructure development, structural changes of surface waters and the WFD environmental objectives. During his previous occupations at the International Commission for the Protection of the Danube River and at the Austrian Federal Ministry of Environment, Raimund has been actively involved in promoting transboundary water cooperation and inter-sectorial cooperation.

Raimund studied Environmental Engineering and Water Management at the University of Natural Resources and Life Sciences in Vienna and holds a Diploma in engineering and a Diploma in Water Policy from Cranfield University, United Kingdom

Kathia Havens

Program Analyst

Kathia Havens brings seven years of experience supporting projects and programs in international development and water resources management. Kathia has been working with the World Bank since fall of 2015, when she joined the Global Water Practice as a Short Term Consultant. Since then, she has provided both technical and programmatic support to numerous initiatives including support for ASA activities/publications, the CIWA program, and the Global Solutions Group for Water Security and Water Resources Management.

For the past year, Kathia has also worked with the Global Water Partnership supporting their transboundary water program: working on regional capacity building workshops on international water law and governance; a Massive Open Online Course on Governance for Transboundary Water Security; and developing the organizations’ programmatic approach to transboundary water management.

Stjepan Gabric

Senior Water Supply and Sanitation Analyst

Mr. Stjepan Gabric MsC SE (Delft, the Netherlands) is a Senior Water Supply and Sanitation Specialist with 24 years of experience in the water and sanitation sector, including construction, design supervision and project management of water and sanitation projects. He works for the World Bank since 2003, and during this period has been involved in a large number of Bank financed water projects in countries of eastern Europe and central Asia.

Patricia Lopez

Senior Infrastructure Finance Specialist

Patricia Lopez holds a five year degree in Economics and Business Sciences with a two-year specialization in Financing from Colegio Universitario de Estudios Financieros (C.U.N.E.F), Madrid, Spain. She joined the World Bank Group as a Financial Specialist in 2003. She has worked mostly in the water and sanitation and urban sectors in the Latin America and the Caribbean region, focusing on providing high-level policy advice in financial and institutional issues to a wide range of clients (national, regional and local governments, utilities and sector institutions) and preparing, negotiating and managing lending operations in the sector.

Before joining the Bank, Patricia worked for different investment banks and consultancy firms advising governments, utilities and private companies in project and corporate finance operations. She has hands-on experience in the design of solutions for the provision of water and sanitation services and the financing of infrastructure, particularly with participation of the private sector. She brings solid technical and analytic skills and broad-ranging experience working with utilities and public administrations, specifically in the financial, institutional and regulatory areas. Her experience cover Latin America and the Caribbean, Europe and Eastern Europe (Croatia and Slovakia).