The Diona team is over 500 strong with over 350 direct employees. Our people are the cornerstone of our company.
Why Diona? Join us.

Brian McGuinness

Diona’s commitment in the new normal of COVID-19

In March, Diona – like most businesses in Australia – had to quickly pivot to working and delivering projects during a global pandemic. One of our core values, namely We care for people’s wellbeing, has been and continues to be, at the heart of our decision making. Our priority remains keeping our people and communities safe, delivering for our clients, and focusing on economic recovery.

Read more

Johnstons Creek Naturalisation Project

SA Water announces framework delivery partners

SA Water has announced the McConnell Dowell and Diona Joint Venture as one of the successful proponents for the major framework agreements that will see $1.6 billion worth of capital works delivered in South Australia over the next four years.

Read more

Celebrating International Women in Engineering Day - #ShapetheWorld