Our Team

Our New Zealand subsidiary companies are governed by The Hydroflux Board of Directors based in Australia.

Our directors have worked most, if not all, their careers in the design, engineering, installation, commissioning and servicing of water and wastewater treatment plants & equipment including physical/chemical, biological and reuse processes.

This vast experience, complemented by sustainability and industry expertise gives our customers confidence that the solution provided will always meet or exceed their requirements.

Board of Directors

John Koumoukelis
Chairman, Global Business Development

Solely dedicated to the water industry with a career spaning over 16 years. John’s professional roles are based on business development and technical sales management for process equipment and design/build contracts, within the wastewater sector.

Goals are to provide energy efficient and high performance process equipment and treatment solutions to a variety of clients within the wastewater industry, to allow them to meet their sustainability targets.

Specialties: Introduction of key technologies into the Australian market place, such as step screens, centre flow band screens, advanced grit washing and screenings washing, sludge screening and digester pre-treatment. Extensive process design and sizing knowledge with inlet works, biological process and sludge management systems. Water reuse using hybrid MBR-RO for industrial applications.

For over 15 years John has had a close association with HUBER Technology AG of Germany.

Adrian Minshull

Having been full time in the Australian Water Industry for the last 30 years, Adrian has professionally completed literally thousands of Water and Wastewater projects throughout Australia and the SE Asian region.

Prior to joining the Hydroflux Group Adrian was the founder of AJM Environmental Services which was established in 1999 and grew to be one of the leading industrial wastewater treatment companies in Australia in the early 2000’s.

Adrian’s specialist areas include new product and process design and development, large project management and corporate strategy and governance.

Andrew Miley
Director, Global Market Development

Andrew is an experienced Senior Water Industry Professional with over 25 years in the water industry. Andrew was a former owner / director of AJM Environmental Services, a business established in 1999 which grew to be one of Australia’s leading industrial wastewater treatment companies in the early 2000’s.

Andrew’s Specific focus and expertise is on the process and concept designs for Food and Beverage plants using primary and secondary treatment and has successfully completed over 100 projects in Australasia, Europe, USA, India, Middle East and SE Asia.

One of his key achievements was playing a leading role in the negotiation of all aspects world’s first 4ML/day waste to potable water reuse plant for a major food processor in Australia.

Mitchell Hastings

Michell is an experienced water industry professional having spent over a decade involved in the water treatment industry in Australia, New Zealand, the Pacific, South East Asia, the U.S. and the Middle East. He is well versed in the design and construction of all unit processes within a complete water and wastewater treatment process. He specialises in process water treatment – particularly in the design of a wide range of membrane treatment, demineralisation and ultrapure water systems.

Mitchell has a deep understand of the complete lifecycle costs of water and wastewater projects, from the initial client consultation and economic feasibility assessments right through bid preparation and contract execution, project management, detailed process design, equipment manufacturing, quality control, site installation, commissioning, optimisation and aftermarket support.

Tanya Bishara
Company Secretary/CFO

Tanya Bishara brings extensive experience in Finance, Manufacturing and Business Process Improvement to the Hydroflux Group having worked in FMCG for 21 years, 15 of which were in the capacity of Financial Controller for various divisions of Nestle and now oversees the Hydroflux Group’s financial, reporting and tax compliance.

Tanya is an experienced Financial Controller having qualified as an accountant at the University of Technology, Sydney, (BBus) in 1993 and as a CPA in 1996.