About
Overland Water Group is an innovative water strategy, science and technology company focused on delivering high-value water solutions for industry, government, utilities, agriculture, and other large-volume water users.
The scope and significance of water-related challenges is increasing globally, driven by established and emerging water-intensive industries, the changing climate and growing populations.
Our team brings significant sector experience, including over 60 years of combined experience in utilities, oil and gas, aviation and infrastructure development, focused on water, environmental management, sustainability and commercial analysis. As well as a strong understanding of the planning, regulatory and technical challenges that influence the management of water across many sectors.
Our unique approach centres on adaptive water solutions that maximise existing infrastructure and apply fit-for-purpose water sources, supported by robust risk management and economic value frameworks. This ensures every solution is practical, efficient, and sustainable for the long term.
At Overland Water Group, our mission is clear: to create smarter water solutions that reduce costs, improve efficiency, and strengthen long-term water security.
Our team
Greg Ingleton
Greg started his career in the Agribusiness sector and after completing a Bachelor of Applied Science (Honours), joined the water industry
Read More
Over the past 23 years Greg has been influential in the water industry, employing a “systems thinking” approach to identify, implement and operate projects and programs aimed at optimising water management and reuse.
Greg has held management positions in SA Water and Sydney Water in the Environmental Management, Business Development and Circular Economy areas. His career initially focused on recycled water for urban greening and agriculture, moving to aquifer storage and recovery, liveability, water sensitive urban design, smart irrigation and technology, integrated water management (Aerotropolis in Western Sydney), and water options assessment for large water use industries. He was directly appointed by the SA Minister for Environment and Water to the Green Adelaide Board where he served as a board member until June 2023.
He is well connected across government, industry, academia, and the community, and is recognised for designing practical solutions that deliver holistic outcomes.
Greg is co-founder and Director of Overland Water Group, appointed in July 2025.
Leigh Gapp
Leigh is a senior sustainability and environmental professional with more than 20 years of experience across mining, oil and gas, aviation, and infrastructure.
Read More
With a background in environmental science and business administration, he combines technical expertise with commercial insight to deliver practical, high-value outcomes.
As founder of Tarambo Pty Ltd, Leigh has led major ESG and sustainability projects for clients across Australia and Asia Pacific, including the country’s first airport cooling study using recycled water to mitigate airside heat. His work also spans water, waste, and utilities management initiatives that improve resilience, reduce costs, and create measurable environmental and social benefits.
Leigh is also Co-Founder and Director of Paralana Pty Ltd, a private mineral exploration company. At Paralana, he applies the same innovative, systems-based approach to advancing resource projects with a strong focus on sustainability and long-term value creation.
As Co-Founder and Director of Overland Water Group, Leigh brings deep expertise in water strategy, regulatory frameworks, and adaptive management. His innovative perspective helps clients across government, utilities, and industry unlock smarter solutions that maximise existing infrastructure, integrate fit-for-purpose water, and balance risk with economic value.
Morgan Wright
Morgan is a resources sector professional with more than 20 years of experience across technical, commercial, sustainability, and investor relations roles.
Read More
He began his career as a geoscientist, conducting geophysical surveys throughout Australia and New Zealand, before moving into office-based technical positions and later corporate leadership roles.
Morgan is a Director of Tarambo Pty Ltd, a sustainability consulting firm, and Paralana Pty Ltd, a private mineral exploration company. He is a co-founder and Director of Overland Water Group, appointed in July 2025.
His previous experience includes roles with Santos, Woodside, Beach Energy, and Cooper Energy.