Our talent spans across Australia

Our goal is to provide extraordinary service to our customers by investing in the best team and contractors.

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Guenter Hauber-Davidson

Managing Director, WaterGroup

Guenter Hauber-Davidson, our Managing Director, is one of Australia's leading water conservation practitioners. Guenter has been instrumental in developing cutting-edge water conservation designs, tools and models. 

To date, he has been involved in the development and delivery of well over 100 water savings projects. He has also developed a smart water meter. Guenter is amongst a handful of water conservation experts who can claim extensive involvement in the implementation of large-scale integrated water conservation schemes. He holds an MSc in Environmental Engineering and has spent his entire career working in the water and wastewater treatment field.


Nils Freudenberg

Senior Engineer, WaterGroup

Nils Freudenberg has close to 10 years of experience in the water industry. He has been involved in major water projects during this time. His main focus has always been directed towards the improvement of the sustainability of technical systems. He has joined WG to support our growing water conservation business with process QA, data analysis and identification of further savings and business opportunities. His academic background in process and environmental engineering has given Nils the technical and creative-thinking skills necessary for each of his projects.

Nils has previously worked overseas for highly respected Nolde & Partner in Germany where he managed a government supported research project. 'On-site Heat and Grey Water Recycling in Urban Areas'. He successfully designed and constructed an airlift bioreactor with low operational and investment costs, calculated and designed the dimensions of the project's heat exchanger and ensured its efficient and reliable operation.


Leo Yang

Senior Data Engineer - IoT, WaterGroup

Leo is a highly proficient full stack software engineer with 10+ years’ experience in solution architecture, web application design, data analytics, report and visualization. He has worked across a broad spectrum of business segments such as sustainability monitoring, smart metering, smart agriculture, and asset tracking and mining. He has professionally demonstrated a history in designing, delivering and managing end to end IoT platform and solutions, and has seamlessly integrated cutting edge IoT hardware & services.

He excels in delivering tailor-made IoT solutions integrating industrial SCADA systems, LoraWAN & Sigfox, 3G/4G and NB IoT sensors along with smart metering diversified protocols such as Modbus BACNET, MQTT/COAP etc.

Leo holds a Bachelor and Masters in Engineering.


Holly Guy

Head of Smart Metering Operations

Holly's focus is on achieving efficient smart metering solutions for our clients. With a progressive view of the industry and utilising the latest in IoT and LPWAN technologies, she is set to successfully manage many of our largest smart metering projects for key clients. Holly is responsible for, the successful delivery of all WaterGroup smart metering projects including managing staff, technical solutions, and achieving outstanding results for our clients.


Michael Dikranian

Sales and Account Executive

Michael efficiently manages several large smart metering projects including one of Australia's largest grocery stores. His main area of expertise lies in water data analysis and sustainability reporting and managing customer relationships. His knowledge has helped many of our clients achieve the best results in water management. His key responsibilities include project management, sustainability reporting and account management.


Abbas Kapasi

Senior Smart Metering and Project Technician

Abbas ensures your smart metering devices are professionally managed from order to install.

From quality assurance to quality deployment, he carries out the most stringent checks to ensure all product and install expectations are met. Abbas is also our in-house technician. He has in-depth knowledge of all our smart metering products and has tried and tested all of them. So, rest assured if you have a technical question, he’s your go-to. Abbas holds a Master of Electrical Engineering degree from the University of New South Wales.


Tina Castillo

Smart Metering and AWARE Analyst

Tina is our key customer liaison for our AWARE (Active Water Analysis, Risk and Efficiency) Management Service. An integral part of our Smart Water Metering Solution. Tina's services allows busy Facility Managers to reduce their workload and utilise the full potential of their smart metering systems for a fast ROI. Tina pro-actively monitors, analyses, actions and provide tailored high-level recommendations on practical water saving initiatives for all her AWARE clients.


Zariful Islam

Smart Metering Engineer

Zarif plays a key technical role in our smart metering services team, ensuring all devices are professionally managed from order to install. From quality assurance to quality deployment, he carries out the most stringent checks to ensure all product and install expectations are met.


Our Clients


WaterGroup works with some of Australia's largest private and public entities. See some of our clients below.