Green Building Day

Green Building Day 2025 - Green Star in action

Unpacking best practice and practical solutions 

Green Building Day returns in 2025 to showcase best practice in Green Star across the nation. The one-day program will feature case studies and discussions with a technical lens and provide practical learnings that can be incorporated into your project. These events are designed for anyone currently working on or planning to work on a Green Star project to learn how to achieve greater sustainability outcomes.

Join us to engage and interact with like-minded peers and the GBCA team as we make our way to your state! 

Book into Green Building Day 2025

Our in-person events will provide a fantastic opportunity to learn, share and come together. Please click on the booking pages below for further information.

Our Sydney event will also be live streamed on 26 June for anyone unable to attend Green Building Day in person. 

Discounts available for Future Green Leaders, Members and groups!

Email us or call us on 02 8239 6200 if you have any further booking queries.

Brisbane | QLD | 20 May

Adelaide | SA | 28 May

Melbourne | VIC | 3 June

Perth | WA | 11 June

Sydney | NSW | 26 June

Virtual | 26 June

Why Attend? Hear what our delegates have to say

Interested in partnering with us?

Green Building Day offers a variety of partnership opportunities for your organisation. Partnership tiers include principal, major and activation partners. Every partnership is bespoke and can include a presence in one, multiple or all five states. 

Partnership benefits can include integration into the program (which could include presenting a case study or being part of a panel discussion), activating on-site (brand promotion and product display) or welcoming guests and being aligned to our hospitality offerings.  

Please reach out to our Partnerships Manager, Brooke @ brooke.ravens@gbca.org.au for the Green Building Day Partnership Proposal and to arrange a meeting. We look forward to hearing from you! 

With thanks to our 2025 partners

Green Building Day Major event partner

Green Building Day Media partner

Keep up to date

To get the latest updates on Green Building Day, subscribe to our Courses and events mailing list when you create an account on our website or when you edit your subscription preferences on your profile.

Catch up on previous Green Building Days:

Twelve steps to net zero and beyond

The GPT Group is a 15-year member of GBCA and its net zero ambitions are clear and inspiring. GPT has saved an extraordinary $210 million in energy costs since embarking on its net zero journey and with carbon neutrality for its wholesale office fund squared away, GPT’s team has its sights set on a carbon positive future. How will the GPT team achieve this?

Read on >

Seven stories from Green Building Day to make you smile

Sustainability champions are natural optimists. But even the most positive among us need the occasional pep talk. Green Building Day gave us so many reasons to smile, but here are just a handful of great stories that you may have missed…

Read on >

Woolworths reaches a sustainability milestone

GBCA Senior Manager – Market Engagement, Jamie Wallis, spotlights the standout lessons from Green Building Day Melbourne, which includes an industry first for supermarket giant Woolworths.

Read on >

Green Star Champions awarded at Green Building Day's across Australia

Now in its fourth year, the Green Star Champion award celebrates the efforts of engineers, planners, architects, professionals, consultants, and leading advocates who have made an ongoing commitment to shape a more resilient, healthy and efficient built environment with Green Star certifications.

Read on >

Celebrating excellence in sustainable property: Green Star Champions honoured

At Green Building Day Sydney, we announced the 2023 Green Star Champions. This award recognises 26 industry leaders who have made significant contributions toward a more sustainable built environment.

Read on >

Green Star Champions for 2022 announced

“The Green Star Champions are the stars of Green Star. They work tirelessly in their individual roles to ensure our buildings and communities are good for the environment, healthy for people and ready for the future,” Davina said.

Read on >

The pathway to Perth's green future

Perhaps one of the most exciting opportunities for property professionals to unlock is using technology to solve sustainability problems. This is a reality for James Eggleston, Senior Analyst at Power Ledger and Doctoral Researcher at CUSP Institute, who is exploring the role of technology in decarbonising our cities. According to James, the future is green for Perth.

Read on >

Tackling the Sustainable Development Goals

Ending poverty, fighting inequality and tackling climate change are challenges that many put in the too hard basket. When these wicked problems are so big and widespread, it can be difficult to know where to start, difficult to rally support and difficult to know if your efforts are making a difference.

Read on >