For over 41 years, Diona has partnered with leading asset owners to keep the water running, lights on and waste managed for Australian communities.
Why Diona?

Joe Barrett joins the Diona team

Diona welcomes Joe Barrett as New South Wales State Manager

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The size and agility of Diona ensures excellent career progression opportunities, working on diverse range of critical infrastructure projects.

Calibre Group offers shares and cash in talent quest for growth

Diversified engineering, technology and sustainability partner Calibre Group is offering shares and cash incentives as the company ramps up its recruitment effort to capitalise on a $2.5 billion pipeline of project opportunities.

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Every day at Diona we are enabling Australian communities to thrive by delivering the essential services that people need to enjoy a safe, healthy and happy life.

Our Victorian team is nearing completion on the Donnybrook Link Branch Sewer – Stage 2 project for Yarra Valley Water

What we've achieved

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41 Years of Operation
Since 1980

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2,005 Project Delivered

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5,100 Kilometres of underground infrastructure delivered

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12,630,000 Hours worked

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$1,000,000 Donated in support of mental health

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54,325 Community notifications issued in 2021

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33 Compliments received in 2021

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31 Positive community interactions 2021
Doing that 'little bit extra' for the community