Kiarne Treacy
Sustainable Transformation
In the Sustainable Transformation Podcast, we bring you honest conversations about the challenges and triumphs of sustainability transformations in business. Join us fortnightly as we unpack the ideas that drive change, decode the jargon and meet the visionary leaders reshaping their organisations for the better.
Where to listen?
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Episodes
The Wild West of sustainability is over | Cool Planet’s Daniel Harper 09.03.2026 46:42
Sustainability has shifted from a “nice to have” to a core business risk conversation. In this episode, Daniel Harper, Director of Cool Planet, unpacks what nearly 20 years of working in climate strategy has taught him about how businesses really move. From the early “wild west” days of carbon offsets to mandatory climate disclosure, supply chain pressure and the pivot from...
How sustainable is the tuna on your shelf? | Simplot Australia’s Phoebe Dowling 16.02.2026 48:03
What’s hot right now? Traceability. Transparency. Tinned tuna (seriously). Kiarne sits down with Phoebe Dowling , Director of Global Food Sustainability at Simplot . The powerhouse behind brands like John West , Bird’s Eye and Edgell to unpack what sits behind certification, fishing methods and the labels we rely on at the supermarket. Overfishing is a global challenge. A third of glob...
Circularity only works if it pays | Big Bag Recovery’s Stephen Richards 09.02.2026 40:38
What does it really take to make circular economy systems work at scale — beyond the theory and good intentions? In this episode of The Sustainable Transformation Podcast, Kiarne Treacy sits down with Stephen Richards, Founder and Managing Director of Big Bag Recovery, to unpack the hard, practical work behind building circular infrastructure in Australia. Stephen shares how Big Bag Recovery...
Inside the 1% Model | Kate Williams, 1% for the Planet 02.02.2026 47:19
What does credible environmental giving look like when it’s built into the way a business operates, year after year? In this episode of the Sustainable Transformation Podcast, Kiarne Treacy is joined by Kate Williams, CEO of 1% for the Planet, to unpack how the 1% model works in practice — and why accountability, choice and long-term commitment sit at the centre of its impact. Kate exp...
The Clean Up that changed Australia | Clean Up Australia’s Pip Kiernan 26.01.2026 47:30
What started as one person refusing to look away has become one of Australia’s most enduring community movements. Kiarne Treacy sits down with Pip Kiernan, Chair of Clean Up Australia, to reflect on the legacy of a movement that has mobilised 23 million Australians over 35 years… and why the work is far from done. Pip shares the origin story behind Clean Up Australia, sparked when her...
Decarbonising Australia Post: fleet, facilities and 65,000 people 19.01.2026 49:07
What does meaningful sustainability look like when you operate in every community across Australia? In this episode of the Sustainable Transformation Podcast, Kiarne Treacy sits down with Richard Pittard, Chief Sustainability Officer at Australia Post, to unpack what real transformation looks like inside one of the country’s largest and most complex organisations. With more than 25 years in...
Cutting down trees is a good thing... Wait what? | Responsible Wood’s Matt de Jongh 15.12.2025 40:30
Most of us grew up being told cutting down trees is bad. But what if the story is far more complex and in Australia’s case, completely misunderstood? In this episode, Kiarne Treacy sits down with Matt De Jongh, Sustainability Manager at Responsible Wood, Director at Forestry Australia, and a registered forestry professional with more than 25 years in the sector. Matt unpacks what sustainable...
What a 120-year-old bakery can teach us about sustainability | Ferguson Plarre’s Steve Plarre 08.12.2025 39:05
What happens when a 120-year-old company bakes in sustainability for the next hundred years? In this episode of the Sustainable Transformation Podcast, Kiarne Treacy sits down with Steve Plarre, CEO and Director of Plarre Foods, home to the Aussie icon Ferguson Plarre’s Bakehouses. With a history dating back to 1901, the business has survived two world wars, the Great Depression, two pandemi...
Travel that changes places and people | Intrepid 01.12.2025 38:41
What if travel could restore the places we visit instead of harming them? In this episode of The Sustainable Transformation Podcast, Kiarne Treacy sits down with Sara King, General Manager of Purpose at Intrepid Travel, one of the world’s largest B Corp travel companies and a global leader in responsible tourism. Sara shares what “responsible travel” actually looks like on...
AI, Climate Risk and the Future of Energy | IBM’s Ravi Kumar Mandalika 24.11.2025 41:23
What if the smartest technologies could also be the most human? In this episode of the Sustainable Transformation Podcast, Kiarne Treacy sits down with Ravi Kumar Mandalika, Utilities Industry Leader for IBM, to explore how digital innovation is reshaping energy, resilience and the way businesses plan for the future. With three decades of experience helping global energy and utilities organisation...
The Telco That’s Redefining Sustainable Connection | TPG Telecom’s felix mobile 17.11.2025 36:54
What if your mobile plan could help the planet breathe a little easier? In this episode of The Sustainable Transformation Podcast, Kiarne Treacy sits down with Rebecca Darley, Chief Marketing Officer at TPG Telecom, home to brands like Vodafone, TPG and felix mobile — Australia’s first carbon-neutral telco powered by 100% renewable energy. felix mobile plants a tree for every month you...
From science fiction to sustainable reality | Climate Salad’s Mick Liubinskas 10.11.2025 36:50
What if fixing the planet isn’t about one big breakthrough, but ten thousand small changes? In this episode of The Sustainable Transformation Podcast, Kiarne Treacy sits down with Mick Liubinskas, Co-Founder of Climate Salad, a community accelerating the growth of Australia’s climate tech ecosystem. Mick shares how Climate Salad’s over 800 climate tech companies are building solu...
How Waste Paint Became a World-First Idea | Paintback 08.09.2025 31:29
In this episode, Kiarne Treacy welcomes John Ferraro , the CEO of Paintback , an independent product stewardship scheme (made up of the five biggest paint companies in Australia) dedicated to collecting and repurposing unwanted paint and packaging. And the best part of it all? Paintback isn’t gatekeeping this tech – they are opening their doors to other countries interested in i...
Inside the Mind of a Climate Strategist | South Pole Australia 25.08.2025 39:12
Former petrochemical engineer turned sustainability strategist, Sonya Samson , has seen both sides of the climate challenge and knows how to turn lofty commitments into tangible results. In this episode, she joined Kiarne to unpack the dual priorities of decarbonisation and climate adaptation, why delaying action will cost more, and the “no regrets” moves every business can make...
The Environmental Cost of Digital Growth | First Focus 11.08.2025 34:56
In this episode, Kiarne is joined by Ross Sardi, CEO of First Focus , to unpack the real and growing environmental footprint of tech. From the energy costs of AI to the unseen emissions hiding in the cloud, Ross gets honest about the industry’s challenges, and what can actually be done right now. The pair discuss the complexity of global supply chains. The lifecycle of devices. The wa...
What most businesses are missing in their carbon footprint (and how to get it right) | Climate Zero 21.07.2025 35:38
Carbon reporting isn’t just about compliance, it could unlock a huge business opportunity if you get it right. In this episode, Kiarne Treacy chats with Tai Lennon , Managing Director of Climate Zero , to unpack what actually goes into your carbon footprint, and why most businesses are underestimating it. From data blind spots and boundary setting to who actually owns emi...
Why Xero’s Betting Big on ESG | Xero 27.05.2025 52:52
Carbon visibility, sustainable aviation fuel, and the rise of accountants as unlikely ESG heroes. In this episode, Kiarne sits down with Dr. Tamara Somers , General Manager of Sustainability and Impact at Xero , for a conversation about what it takes to lead real change in big business. Tamara is not your average ESG leader. She’s a strategist, finance nerd, and climate realist who has worke...
Why sustainability could save (or sink) your business | &BLOOM Sustainability & ESG 29.04.2025 37:24
Sustainability isn’t just a ‘nice to have’. It’s a strategic must-have for 2025 and beyond. In this episode, Kiarne Treacy sits down with Sydney Straver , Founder of award-winning ESG advisory firm &BLOOM Sustainability & ESG , to unpack what really matters in sustainability right now. From the rise of materiality assessments (and the difference between double and s...
Turning trash into cash for Aussie homes and businesses | Envirobank Recycling 07.04.2025 42:52
Did you know that you could get paid for your trash? You read that right - in some states in Australia you can redeem a cash incentive when you responsibly recycle eligible bottles and containers. And, they’ll collect it from your door! In this week’s episode, Kiarne Treacy speaks with Narelle Anderson , Founder at Envirobank Recycling , and explores her journ...
GS1 Australia | How the humble barcode could unlock complete traceability in the supply chain 24.03.2025 47:10
In this episode, Kiarne sits down with Marcel Sieira , Chief Operating Officer at GS1 Australia , for a fascinating conversation about the humble barcode. Yes, you read that right! They discuss how the barcodes we scan on everyday products might be the most powerful tool on earth for complete and precise tracking and traceability. Learn about the global rollout of 2D barcodes—the first evolu...
Balancing health, community and sustainability on a global scale | with Ansell Healthcare 10.03.2025 45:38
Think sustainability challenges are complex in your business? Now, imagine doing it on a global scale when the products you’re producing are quite literally, life and death ! In this season-opener, Kiarne sits down with Catherine Stribley and Artha Salgado from Ansell Healthcare who represent the two sides of sustainability—human and environmental impact—at Ansell. Catherine has...
Pablo & Rusty’s | Spilling the beans on the coffee industry 02.12.2024 34:40
Did you know that your average Aussie consumes 1.83 kilograms of coffee per year? Or that Australians sip over 1 billion cups of coffee outside of home annually? Melbourne, in particular, boasts the highest number of cafes per capita in the world, maintaining its position as a coffee-hub of the globe. With 91% of adults in Australia enjoying coffee regularly and over 56,000 people employed in t...
Runway Room | Uncovering the secrets of the beauty industry 18.11.2024 45:59
The beauty industry has a dirty secret—it’s probably already in your bloodstream. This was the revelation that left Kiarne stunned during her conversation with Runway Room Founder and CEO, Alex Fevola . In 2012, Alex recognised a gap in the market for a beauty salon that offered reliable, high-quality hair and makeup services for everyone—not just the rich and famous. During this journey, she...
Polar Enviro | Could glow-in-the-dark technology change the world? 05.11.2024 35:55
What does a 30-year career at Visy ‘growing up’ under the leadership of the Pratt family do to a person? In this episode, Kiarne sits down with Gus Carfi , the Executive Chairman at Polar Enviro to find out. Gus shares anecdotes of working for Visy and Richard Pratt, growing into the role of COO and how that has shaped not only his business but also his vision for the future. Polar Enviro has a...
Officeworks | How this retail giant is using their power for good, with Fiona Lawrie 21.10.2024 41:13
Want to know how one of Australia’s largest retailers hit their 100% renewable energy target in 2024? Kicking off Season 3 with a bang, Kiarne sits down with Fiona Lawrie , Head of Corporate Affairs and ESG at Officeworks to break down the enormous responsibility major retailers have to shift consumer behaviours and exactly what Officworks is doing about it. As businesses across the country face...
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