Top Sustainability Startups in Australia (2025 Update)
Explore the best Sustainability companies in Australia. Discover high-growth startups and investment opportunities in our 2025 updated list.
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Explore Top Sustainability Startups in Australia featuring 155 Companies
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BlockTexx | - | InnovationAus 2024 Awards for Excellence - Australian Hero + Manufacturing Innov... | BlockTexx is a clean technology company that recovers polyester and cellulose fr... | - |
Australia
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Loganholme | Australia (HQ) | 2018 | Agriculture, Fashion +2 | [email protected] |
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14
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2.2K (22%) | 1 year ago | Series B | 3 | 11.5M | 4943 | 5 months ago | |
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Scipher Technologies | Not active anymore | Powering the Circular Economy | Scipher’s vision is to become Australia’s leader in ESG urban mining through the... | - |
Australia
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Dandenong | Australia (HQ) | 2006 | Semiconductor, Sustainability | [email protected] |
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14
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1.4K (-53%) | 3 years ago | Series B | 3 | 16.0M | 603 | 1 year ago | |
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Wildfire Energy | - | Our vision is to eliminate landfill by turning waste into renewable energy and h... | Wildfire Energy is a privately held renewable energy startup developing technolo... | - |
Australia
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Brisbane | Australia (HQ) | 2016 | Manufacturing, Renewable Energy +1 | [email protected] |
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8
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481 (-100%) | 1 year ago | Non Equity Assistance | 2 | 109.0K | 2077 | 6 months ago | |
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Chargefox | - | Australia's largest and fastest growing EV charging network. |
The platform making Australia’s largest EV charging network possible. Our visio... |
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Australia
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Melbourne | Australia (HQ) | 2017 | Sustainability, Energy Storage +1 | - |
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29
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23.2K (-14%) | 3 years ago | Grant | 2 | 16.0M | 8917 | 1 year ago | |
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Phantm | - | Your guide to better packaging and products. |
Lifecycle assessment reports for packaging. Phantm empowers businesses to make... |
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Australia
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- | Australia (HQ) | 2020 | Food and Beverage, Sustainability +1 | [email protected] |
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16
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1.5K (50%) | 1 year ago | Seed | 1 | 2.0M | 1968 | 5 months ago | |
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Vyro | - | The better way to buy and own an electric car. | Australia is well and truly behind the curve in transitioning its transport sect... | - |
Australia
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- | Australia (HQ) | 2021 | Finance, Internet +2 | [email protected] |
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13
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910 (-100%) | 3 years ago | Seed | 2 | 1.1M | 2959 | 1 year ago | |
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Pathzero | - | Private markets emissions data made easy. | Pathzero enables asset owners, fund managers and the operating entities they inv... | - |
Australia
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- | Australia (HQ) | 2020 | Enterprise Software, IT +3 | [email protected] |
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24
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950 | 2 years ago | Series A | 4 | 11.7M | 4627 | 7 months ago | |
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MGA Thermal | - | Making 24/7 renewables a reality through thermal energy storage. |
Empowering renewables through thermal energy storage. MGA Thermal’s mission is... |
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Australia
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- | Australia (HQ) | 2019 | ESG, Energy +3 | [email protected] |
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36
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2.2K (-12%) | 11 months ago | Grant | 6 | 18.0M | 4160 | 5 months ago | |
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v2food | - | Tasty plant-based meat that's good for you and good for the planet | Certified B... | How can we feed 10 billion people with the resources of one earth? That's the qu... | - |
Australia
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- | Australia (HQ) | 2019 | Food and Beverage, Sustainability | [email protected] |
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66
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10.1K (25%) | 3 years ago | Series B | 3 | 130.9M | 10719 | 5 months ago | |
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Samsara Eco | - | Repairing our planet through infinite recycling | B Corp | We're a climate tech innovator on a mission to repair our planet through infinit... | - |
Australia
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- | Australia (HQ) + 1 | 2021 | Sustainability | [email protected] |
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78
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7.8K (-56%) | 11 months ago | Series A | 4 | 107.3M | 8192 | 5 months ago | |
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Sunman Energy | - | #lightweightsolar | Sunman Energy is a technology company founded by a group of industry veterans de... | - |
Australia
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- | Australia (HQ) | 2014 | Energy, Manufacturing +2 | [email protected] |
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53
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1.7K (-53%) | 2 years ago | Series C | 3 | 62.0M | 2664 | 5 months ago | |
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Refilled | - | We empower you to eliminate plastic waste. Together we can turn the everyday act... | The top 3 plastic polluters worldwide are beverage companies (you can probably g... | - |
Australia
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- | Australia (HQ) | 2022 | Food and Beverage, Sustainability | [email protected] |
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7
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872 (-4%) | 1 year ago | Seed | 2 | 1.9M | 687 | 5 months ago | |
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PlastX | - | Powering Plastic Circular Economy in Asia | PlastX is an ambitious Circular Economy start-up, about to revolutionise the rec... | - |
Australia
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- | Australia (HQ) | 2018 | Consumer Goods, Manufacturing +4 | [email protected] |
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6
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533 | 4 years ago | Seed | 3 | 88.0K | 256 | 11 months ago | |
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Climate Salad | - | Sharing climate tech company reviews and news from around the world | A community of Australian climate tech entrepreneurs, scientists, investors, men... | - |
Australia
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- | Australia (HQ) | 2021 | Entertainment, Sustainability | [email protected] |
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33
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92385 | - | Grant | - | 600.0K | 11102 | 5 months ago | |
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Earthodic | - | Bio-based coatings for a circular world. | We help companies within the paper industry–and their customers–who want to move... | - |
Australia
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- | Australia (HQ) | 2022 | Biotechnology, Sustainability | - |
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10
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129 (-81%) | 2 years ago | Pre Seed | 1 | 1.9M | 1059 | 4 months ago | |
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Avarni | - | Trusted by top firms like Schneider Electric & KPMG, our carbon software ensures... | Avarni provides carbon accounting software trusted by top firms like Schneider E... | - |
Australia
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- | Australia (HQ) | 2021 | B2B, Data Analytics +1 | [email protected] |
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16
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3.7K (68%) | 1 year ago | Seed | 3 | 6.1M | 2834 | 1 year ago | |
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Grounded Packaging | - | Making sustainable packaging simple. | Grounded specialises in sustainable packaging designed to meet the unique needs... | - |
Australia
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- | Australia (HQ) + 3 | 2019 | Logistics, Sustainability | [email protected] |
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25
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13.4K (-1%) | 3 years ago | Series A | 2 | 5.0M | 2956 | 5 months ago | |
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Aeris Environmental Ltd. | - | Addressing The Urgent Carbon Reduction, Energy Efficiency, and ESG Priorities |... | Aeris Environmental can make virtually any HVAC&R system, anywhere in the world,... | - |
Australia
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- | Australia (HQ) + 1 | 2001 | ESG, Information Technology +1 | [email protected] |
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16
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504 (-100%) | 6 years ago | Post Ipo Equity | 1 | 4.0M | 805 | 3 months ago | |
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GreenKPI - Integrating su... | - | Transforming businesses with sustainable practices 🌿 Join us at GreenKPI for a... | GreenKPI is sustainability software for sustainability managers. With a focus on... | - |
Australia
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Cairns | Australia (HQ) | 2018 | Sustainability | [email protected] |
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Low
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271 | 11 months ago | Non Equity Assistance | 1 | Unknown | 374 | 1 year ago | |
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HAMR - Fuelling a Sustain... | - | Sustainable fuels | Green methanol | Low carbon chemcials | Circular economy | H... | HAMR is an Australian based low carbon fuels company with a focus on renewable m... | - |
Australia
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Melbourne | Australia (HQ) | 2020 | Manufacturing, Sustainability +1 | - |
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10
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137 (-100%) | 3 years ago | Pre Seed | 1 | Unknown | 1156 | 6 months ago | |
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Glow | - | Faster data. Better decisions. Glow's supported survey tech delivers fast, affo... |
Hi. We’re Glow. We help businesses make better decisions by capturing opinions... |
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Australia
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Melbourne | Australia (HQ) + 1 | 2013 | Analytics, Consumer Goods +5 | [email protected] |
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78
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73683 | - | Debt Financing | - | - | 2409 | 5 months ago | |
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Total Green Recycling | - | Solving the growing concern of e-waste in Perth, WA. The major and largest certi... | Total Green Recycling (TGR) has established itself as both a successful and comp... | - |
Australia
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Welshpool | Australia (HQ) | 2008 | Finance, Sustainability | [email protected] |
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Low
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20
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37564 | - | Private Equity | - | - | 3768 | 5 months ago | |
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Event Zero | - | - |
Microsoft acquired Event Zero in January 2016. Event Zero is a Brisbane, Austra... |
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Australia
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- | Australia (HQ) | 2005 | Information Technology, Social Media +1 | - |
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Low
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10
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315 (165%) | 25 years ago | Series A | 1 | 13.8M | 3307 | 5 4eE c6p | |
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Second Fit | - | Fashion is about to change! |
SECOND FIT is an all-female-powered marketplace. Where SF members can Buy, Sell... |
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Australia
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- | Australia (HQ) | 2020 | Fashion, Sustainability | [email protected] |
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2
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1.6K (14%) | 2 years ago | Angel | 1 | Unknown | 80 | 5 months ago | |
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Good On You | - | Retail’s #1 source of sustainability brand ratings for consumers and businesses. | Good On You is the most comprehensive and widely trusted brand ratings system fo... | - |
Australia
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- | Australia (HQ) | 2015 | Fashion, Sustainability +2 | [email protected] |
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Low
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39
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466.6K | 1 year ago | Series A | 5 | Unknown | 24174 | 7 months ago | |
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NoviqTech | - | AI, Supply Chain, Guarantee of Origin, Carbon Reporting leveraging distributed l... | NoviqTech (ASX: NVQ) harnesses the power of artificial intelligence and distribu... | - |
Australia
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Gold Coast | Australia (HQ) | 2016 | Enterprise Software, Sustainability | [email protected] |
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Low
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11
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156 | - | - | - | - | 1950 | 5 months ago | |
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Aurora Construction Mater... | - | A sustainable construction materials business that continues to Redefine Green. | "Redefining Green"​ | - |
Australia
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Melbourne | Australia (HQ) | 2007 | Manufacturing, Sustainability | - |
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Low
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37
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134 (-100%) | - | - | - | - | 801 | 5 months ago | |
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Vacupack | - | Taking your concepts & ideas and making them into reliable, tried and tested pro... |
End-to-end thermoformed plastic packaging. For over 35 years we've helped local... |
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Australia
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Moorabbin | Australia (HQ) | 1983 | Design, Logistics +2 | [email protected] |
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41
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686 (2538%) | - | - | - | - | 650 | 1 year ago | |
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CSC Waste & Recycling | - | A woman led and family owned waste and recycling service provider. Your preferre... | Servicing Melbourne for more than 13 years, we offer a wide range of services in... | - |
Australia
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Melbourne | Australia (HQ) | 2008 | Sustainability, Waste Solution | [email protected] |
1
Low
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10
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1.1K (35%) | - | - | - | - | 735 | 4 months ago | |
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Terradigm Group | - | Waste to Energy, Eco-Cities and New Sustainable Technology Development | Terradigm International is a hybrid company combining a for-profit and not-for-p... | - |
Australia
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Gold Coast | Australia (HQ) | 2015 | Energy, Renewable Energy +2 | [email protected] |
1
Low
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3
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743 | - | - | - | - | 48 | 3 bkq EN2 | |
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Waste Wise Environmental... | - | Australia’s pioneer of the Mini Rear Loader Truck & Market Leader in Restricted... | Since 2008 Waste Wise Environmental have specialised in the waste management of... | - |
Australia
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Thomastown | Australia (HQ) + 1 | 2008 | ESG, Sustainability +1 | [email protected] |
1
Low
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14
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987 (-100%) | - | - | - | - | 306 | 8 pFP MnN | |
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Space Centre Australia | - | Space Centre Australia: Cape York, 12° South: Where Space Lifts Off. | Space Centre Australia is an integrated global space sector enterprise, with ope... | - |
Australia
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Cairns | Australia (HQ) + 4 | 2021 | Space, Sustainability | [email protected] |
1
Low
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5
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1.1K (33%) | - | - | - | - | 3621 | 5 months ago | |
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Envirostream Australia Pt... | - | With Envirostream, there's no need for lithium batteries to leave Australia or g... | With Envirostream, there's no need for batteries to leave Australia or go to lan... | - |
Australia
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Melbourne | Australia (HQ) | 2017 | E-Commerce, Sustainability +1 | [email protected] |
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21
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3.6K (406%) | - | - | - | - | 1043 | 5 months ago | |
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AUSCOL - THE COOKING OIL... | - | Auscol is a leading Used Cooking Oil upcycler for 5000+ customers nationally. Mo... | Auscol, a division of GrainCorp, is renowned as being one of Australia’s leading... | - |
Australia
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Laverton North | Australia (HQ) + 3 | 1970 | Renewable Energy, Sustainability +1 | [email protected] |
1
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15
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1.0K | - | - | - | - | 161 | 3 uOM 6iN | |
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Our Hiraya | - | Sustain Tech Connect is the central hub, designed for easy collaboration, learni... | Our Hiraya helps large enterprise to drive sustainability awareness, engagement... | - |
Australia
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Melbourne | Australia (HQ) | 2017 | Sustainability | [email protected] |
1
Low
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11
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176 | - | - | - | - | 1447 | 1 year ago | |
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Ecocycle (Australia) | - | Ecocycle is Australasia’s state of the art licensed mercury recycler. | Ecocycle is Australasia’s most experienced mercury recovery and recycling compan... | - |
Australia
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Campbellfield | Australia (HQ) + 3 | 1996 | ESG, Sustainability +1 | - |
1
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22
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4.2K (-21%) | - | - | - | - | 896 | 6 months ago | |
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Brightly Solutions | - | Reliable and future-forward cleaning, sustainability, and waste management servi... | Brightly is a reliable and trusted facility services company. 100% Australian ow... | - |
Australia
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Melbourne | Australia (HQ) | 2021 | Sustainability, Waste Solution | [email protected] |
1
Low
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2
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705 (380%) | - | - | - | - | 71 | 7 months ago | |
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NQ Dry Tropics | - | Healthy landscapes and thriving communities in the Burdekin Dry Tropics of North... | NQ Dry Tropics is an independent, not for profit company delivering extension, t... | - |
Australia
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Townsville | Australia (HQ) | 2002 | Renewable Energy, Sustainability | [email protected] |
1
Low
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25
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2.2K (22%) | - | - | - | - | 574 | 5 months ago | |
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Eighth Day Foods | - | Revolutionizing global plant-based meat and seafood production | Eighth Day Foods is a B2B company that offers manufacturers and operators a turn... | - |
Australia
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Melbourne | Australia (HQ) | 2020 | Food and Beverage, Manufacturing +1 | [email protected] |
1
Low
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1
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460 (-43%) | - | - | - | - | 775 | 11 months ago | |
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South Energy | - | An Australian Renewable Energy Developer | South Energy is an Australian renewable energy developer. We are committed to bu... | - |
Australia
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Melbourne | Australia (HQ) | 2018 | Energy, Renewable Energy +1 | [email protected] |
1
Low
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15
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360 (253%) | - | - | - | - | 1059 | 9 tSE 2o3 |