Water, Energy & Environment

We have extensive experience in the environmental sector, providing sustainable environmental designs and environmental services to some of Australia’s biggest industries.

Australia’s environmental policy and strategy is changing as community expectations evolve and here at Ontoit we know that understanding and working with evolving community expectations is critical to helping keep our economies vibrant and competitive.

We recognise the environmental aspects and impacts that clients need to consider having successfully planned and delivered numerous environment sector projects.

Our teams have developed strategies that support customised environmental solutions for projects involving water, wastewater, water recycling, waste management, resource recovery, energy service providers, national parks and more.

We advise on and deliver large, complex projects and transactions. We have a comprehensive understanding of the requirements that are unique to environmental and water projects.

We have extensive experience with project planning, procurement, delivery, contract management, asset reliability planning, developing ‘whole of life’ strategies and preventative maintenance programs as well as identifying improvements that are aligned with Environmentally Sustainable Design (ESD), placing significant emphasis on sustainability and environmental impacts during project planning and design.


Our project and asset advisory services include:

  • capital investment planning
  • asset management
  • project management and superintendency
  • developing business cases and feasibility studies
  • commercial and constructability advice
  • transaction management
  • dispute resolution and due diligence

Dr Mano Nugapitiya

Mano is a qualified project specialist with a strong background in asset management, facility management and operations.

Mano delivers a whole of life asset approach to projects which he has demonstrated over more than 25 years’ experience in the industry. He has extensive experience planning and delivering large scale projects in social and economic infrastructure, predominantly in the public sector.

Specialising in the front end of projects, Mano ensures programs are aligned to organisation business strategies. His specialist skills also includes due diligence, technical leadership, business cases and transaction management.

Richard Mueller

Richard has more than 25 years’ experience specialising in water, waste and environmental sectors. He held positions on the board of the Ti-Tree BioEnergy Facility and numerous Veolia Water Australia entities.

He has held senior positions on large scale infrastructure projects in the bid, design, commissioning and operational phases including Gold Coast and Sydney Desalination plants, Springvale/Mount Piper power station and Australia’s first large scale waste to energy facility in Kwinana Perth.

Richard is an excellent communicator providing his teams with extensive knowledge and experience to deliver projects successfully, reduce operational risks and improve financial outcomes under environmentally sustainable frameworks.

Ash Ellawala

Ash uses his broad range of technical skills in the planning and execution of large-scale programs on multifaceted projects. With extensive experience in superintendency, project, and program management across all stages of the project lifecycle, Ash delivers outcomes for public and private sector clients.

Working on a wide range of high-risk and complex projects in sectors such as justice, sport, education, transport, property and environmental projects, Ash is responsible for planning, procurement, dispute resolution, risk management, stakeholder management, design management, contract administration, and construction delivery.

Ash’s methodical approach, breadth of industry experience, coupled with his engineering background provides him with an intimate knowledge of the factors required for successful project delivery.

Zach Phillips

Zach is an experienced asset manager specialising in project management, data systems, lifecycle asset planning and reliability engineering with a history leading technical teams to deliver innovative systems.

Zach has held senior positions on large scale water projects and been responsible for the delivery of asset management enterprise IT systems and support services, developing an ANZ wide asset management strategy to manage more than $10 billion of infrastructure assets.

He has worked with global asset management stakeholders and information systems preparing business cases and implementing integrated CMMS reporting solutions for fleet businesses throughout Australia and New Zealand.