Our consulting team

... is at your side!

Prof. Helmut Jaberg and his team have many years of experience in the fields of hydraulic machine and plant technology, power plant technology, corporate and product strategy and market research.

With our successful practical and management experience acquired in an economic and technical environment, we are happy to assist you and support you in your challenges.

Helmut Jaberg

O.Univ.-Prof. em. Dipl.-Ing. Dr.techn.

CEO (Managing Partner)

studied aerospace engineering in Stuttgart, Southampton and Munich and worked at MTU München GmbH and KSB AG, among others as Development Director of a German-French business unit and director of a business unit. Management trainings at INSEAD and in St. Gallen. From 1995 until 2020 he was full professor and head of the Institut für Hydraulische Strömungsmaschinen (HFM) at the Graz University of Technology. He is also managing director of the Pumpenfachingenieur GmbH, academic director of the extra-occupational university programme Master of Engineering (MEng) Hydropower and organiser of the Practitioners' Conference Hydropower and the Practitioners' Conference Pumps.

Areas of focus:

  • Technology of hydraulic machines and plants
  • Power plant technology
  • Water hammer
  • Company and product strategy
  • Market research

Christian Bodner


Studied industrial engineering - mechanical engineering at the Graz University of Technology with a focus on energy technology. Accompanying to his study, he worked as a project employee for a renowned technical office for building services (focus: heating and air conditioning installations) of large projects (e.g. industrial and hospital buildings).  Many years of research and teaching activities as well as project work at the Institute for Hydraulic Fluid Machinery at the Graz University of Technology.

Areas of focus:

  • Numerical simulation
  • Test rig and laboratory measurements, IEC acceptance tests of hydraulic machines
  • Plant measurements according to IEC

Stefan Höller


Studied mechanical engineering at Graz University of Technology. Research fellow at the Institute of Hydraulic Fluid Machinery

Areas of focus:

  • CFD simulation of hydraulic fluid machinery and plants
  • Pressure surge calculation and transient processes
  • Piping systems

Jürgen Schiffer-Rosenberger

Dipl.-Ing. Dr.techn.


Studied mechanical engineering at the Graz University of Technology. Between 2008 and 2014 he was working as scientific assistant at the Institute of Hydraulic Fluidmachinery at the Graz University of Technology. Since he finished his PhD in the mid of 2014 he worked in post-doctoral position in the field of computational fluid dynamics for applications in the hydro power and pump industry. As leading project engineer he was responsible for the design of hydro turbines and pumps and the experimental investigation on the model test rig. Since 2015 lecturer at the pump specialist engineer course.

Areas of focus:

  • Design and optimization of hydraulic machines
  • CFD simulation of hydraulic machines and plants
  • Refurbishment of hydropower plants
  • Displacement pumps
  • Training and lecturing activities

Bernhard Streitberger


Apprenticeship in mechatronics at the HTL-Saalfelden; worked as a design engineer in special machine construction in Salzburg; studied mechanical engineering at the TU-Graz and worked as a design and development engineer in a well-known industrial company; student assistant at a renowned company for the development of drive systems and related simulations and test engineering. Semester abroad at the UTP in Malaysia.

Areas of focus:

  • Construction
  • FEM

Lukas Zapf


Studied mechanical engineering and business economics with focus on energy technology at Graz University of Technology. While studying he worked for an Austrian industrial plant construction company in the field of pipeline construction.

Areas of focus:

  • Numerical simulation

Karin Hermann


Areas of focus:

  • Organisation and marketing of the practitioner conference "Pumps in process engineering”
  • Course-Management Pump Engineer

Margot Jaberg


Areas of focus:

  • Controlling
  • Accounting
  • Organisation “Practitioners’ Conference Hydropower / Turbines / Systems"

Andreas Stachel


Areas of focus:

  • Marketing