# Top 50 Sustainability Startup Investors in Australia in May 2026

| Investor | Relevant Deals | Geography | Stage | Focus |
| --- | --- | --- | --- | --- |
| Artesian VC | 7 | Australia, United States, Hong Kong | Seed, Series A, Pre-Seed | Software, Artificial Intelligence, Information Technology |
| Clean Energy Finance Corporation | 7 | Australia, United States | Series B, Series A, Seed | Energy, Solar, Renewable Energy |
| Grok Ventures | 6 | Australia, United States, Hong Kong | Series A, Series B, Seed | Renewable Energy, Software, Internet of Things |
| Giant Leap Fund | 5 | Australia, United States, United Kingdom | Seed, Series A | Health Care, Information Technology, SaaS |
| Main Sequence Ventures | 5 | Australia, United States, Philippines | Series A, Seed, Series B | Software, Artificial Intelligence, Information Technology |
| Blackbird Ventures | 5 | Australia, United States, New Zealand | Seed, Series A, Series B | Software, SaaS, Information Technology |
| Artesian Clean Energy Seed Fund | 4 | Australia, United States | Seed, Pre-Seed, Series A | Renewable Energy, Clean Energy, Energy |
| AirTree Ventures | 4 | Australia, United States, New Zealand | Series A, Seed, Series B | Software, Information Technology, SaaS |
| Southern Cross Venture Partners | 4 | United States, Australia, Singapore | Series B, Series A | Software, Manufacturing, Renewable Energy |
| Uniseed Ventures | 4 | Australia, United States, United Kingdom | Series A, Seed | Biotechnology, Manufacturing, Health Care |
| Nicholas Assef | 4 | Australia | Pre-Seed, Seed | Renewable Energy, Energy, Battery |
| Tenacious Ventures | 4 | Australia, United States | Seed, Pre-Seed, Series A | Agriculture, AgTech, Software |
| Antler Australia | 4 | Australia, Philippines | Seed, Pre-Seed, Series A | Health Care, Software, Financial Services |
| Antler | 3 | Singapore, United Kingdom, Australia | Pre-Seed, Seed, Series A | Software, Information Technology, SaaS |
| Melbourne Angels | 3 | Australia, United States, New Zealand | Angel, Seed | Biotechnology, Information Technology, Manufacturing |
| Transmedia Capital | 3 | United States, Singapore, Canada | Seed, Series A, Convertible Note | Software, Mobile, Internet |
| Carthona Capital | 3 | Australia, United States, Latvia | Seed, Series A, Series B | Software, Financial Services, Artificial Intelligence |
| Brisbane Angels | 3 | Australia, United States, New Zealand | Seed, Angel | Software, Information Technology, Artificial Intelligence |
| Flying Fox Ventures | 2 | Australia, United States, New Zealand | Seed, Series A, Pre-Seed | Software, Artificial Intelligence, Information Technology |
| Jolimont Global Mining Systems | 2 | Australia, United States | Seed, Convertible Note | Construction, Software, SaaS |
| Taronga Ventures | 2 | United States, Australia, Canada | Series A, Series B | Software, Real Estate, Smart Building |
| Alberts Impact Capital | 2 | Australia | Seed, Series A | Music, Energy, Events |
| Allen & Buckeridge | 2 | United States, Australia | Series C, Series A | Telecommunications, Chemical, Hardware |
| Virescent Ventures | 2 | Australia | Series A | Renewable Energy, Solar, Semiconductor |
| GRIDS Capital | 2 | United States, Australia, New Zealand | Series B, Series A, Seed | Software, Artificial Intelligence, Health Care |
| Possible Ventures | 2 | Germany, Australia, United States | Seed, Pre-Seed, Series A | Software, Information Technology, Biotechnology |
| ACAC Innovation | 2 | Australia | Seed, Pre-Seed | Information Technology, Software, Renewable Energy |
| Skalata | 2 | Australia, United States, United Kingdom | Pre-Seed, Seed | Software, Education, Apps |
| Kurt Alexander | 2 | Australia | Seed | Mining, Retail, Medical |
| John Clifford | 2 | Australia | Seed | Solar, Energy, Energy Storage |
| OneVentures | 2 | Australia, United States, Israel | Series A, Debt Financing | Software, Health Care, Information Technology |
| Capitor | 2 | Australia | Angel, Pre-Seed | E-Commerce, Marketplace, Sustainability |
| AFSquare | 2 | United States, Canada, Israel | Series A, Seed, Angel | Social Media, Music, Mobile |
| Black Sheep Capital | 2 | Australia, United States | Seed, Series A, Series C | Software, Internet, E-Commerce |
| DCVC | 2 | United States, Canada, United Kingdom | Seed, Series A, Series B | Software, Artificial Intelligence, Health Care |
| CP Ventures | 2 | Australia, United States, India | Seed, Pre-Seed, Series A | Software, Artificial Intelligence, Machine Learning |
| Quentin Wallace | 1 | Australia | Seed, Pre-Seed | Finance, Internet, Automotive |
| Melt Ventures | 1 | Australia | Seed | Energy, Hardware, Manufacturing |
| Chris Sang | 1 | United States, Australia, India | Seed, Pre-Seed, Series A | Software, Internet, Data and Analytics |
| Macdoch Ventures | 1 | Australia, United States, Canada | Seed, Series A | Software, Commerce/Shopping, Internet |
| Morgenthaler Private Equity | 1 | United States, Norway, Australia | Private Equity, Seed | Manufacturing, Health Care, Product Design |
| David Griffin | 1 | Australia | Series A | Energy, Sustainability, Natural Resources |
| Investible | 1 | Australia, United States, Singapore | Seed, Series A, Pre-Seed | Software, E-Commerce, Information Technology |
| 77 Partners | 1 | Australia | Seed | Manufacturing, Semiconductor, Energy Storage |
| Shawmut Capital Partners | 1 | United States, Australia | Series A, Series B, Series C | Software, Information Technology, Events |
| Joshua Payne | 1 | Australia | Seed | Finance, Internet, Automotive |
| Kiko Ventures | 1 | Germany, Australia, United Kingdom | Series A, Series C | Software, Smart Home, Clean Energy |
| NAB Ventures | 1 | Australia, India, United States | Series A, Seed, Series B | Financial, Software, IT |
| Macquarie Capital | 1 | United States, Australia, India | Series B, Series A | Software, IT, Transportation |
| Accelerating Commercialisation - AusIndustry | 1 | Australia | Grant | Hardware, Software, Health Care |

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