Climate & energy startups in Melbourne

Cameron Knox

Founded by Cameron Knox, Allume makes SolShare — a world-first hardware device (invented 2016) that lets a single rooftop solar system be fairly shared across multiple apartments, cracking the split-incentiv...

Energytech retailer giving households direct access to the real-time wholesale electricity price and smart automation of batteries/EVs/solar to shift usage to cheap, green periods. Melbourne-founded climate-...

(Darren Thorpe)

Melbourne advanced-recycling company running Australia's first BioFabrik WASTX pyrolysis plant at Dandenong South, converting hard-to-recycle soft plastics back into oil, gas and asphalt feedstock. Backed by...

(Victorian Government)

Melbourne-based independent investment company (est. 2021) managing the A$2bn Breakthrough Victoria Fund. Has committed A$60m+ to clean-energy, emissions-reduction and circular-economy companies (cornerstone...

Steve Morriss

Founded 2000 out of a Carlton cartridge-remanufacturing business, Close the Loop runs product-stewardship and resource-recovery programs (toner cartridges, e-waste, soft plastics into TonerPlas roads). Now t...

Sam Ringwaldt & Ron Conry

Founded 2019/2020 by HVAC veterans Ron Conry (inventor of the modular chiller and oil-free magnetic-bearing compressor) and Sam Ringwaldt, Conry Tech is reinventing air-conditioning with its modular 'BullAnt...

(Livium subsidiary)

Australia's first onshore mixed-battery recycler, Envirostream (a subsidiary of ASX-listed Livium, formerly Lithium Australia) operates an EPA-licensed Melbourne facility at Campbellfield recovering ~95% of ...

Will Richardson, Adam Milgrom & Rachel Yang

Launched 2016 as Australia's first 100% impact venture fund, Melbourne-based Giant Leap backs mission-driven founders across climate, health and education with 30+ investments and A$65m+ FUM. Pioneered a ben...

Jordy Kay & Julia Kay

Founded 2019 by husband-and-wife team Jordy and Julia Kay (ex-winemaking and architecture), Great Wrap makes home-compostable cling wrap and pallet stretch-wrap from compostable biopolymers and food waste, b...

Phil Blythe

Founded 2010, GreenSync pioneered distributed energy management and launched deX (Decentralised Energy Exchange) in 2018 — a 'world first' digital marketplace, developed with ARENA, connecting consumer solar...

(Victorian Government)

Victoria's startup agency (est. 2016), Melbourne-based, funding accelerators, programs and research across the state's startup ecosystem — including climate and cleantech cohorts. Victorian startups led the ...

(AusNet subsidiary)

Melbourne-based renewable-energy solutions arm of AusNet, Mondo builds and operates community microgrids and its Ubi smart-energy platform, which uses AI and market/weather data feeds to optimise batteries, ...

Climatetech pioneer of combined solar PV + long-duration 'thermal hydro' energy storage. Completed a Series D in April (2025) taking its total to ~A$127M, backed by investors including Photon Energy and gove...

Valentin Muenzel & Daniel Crowley

Spun out of University of Melbourne battery-longevity PhD research in 2015, Relectrify's CellSwitch technology combines battery and inverter control at cell level to extend life and cut cost of battery energ...

Melbourne-founded (2012, Simon Griffiths + co-founders) social-enterprise consumer brand selling recycled/bamboo toilet paper, tissues and paper towels D2C and donating 50% of profits to sanitation charities...

Katy Barfield

Founded 2016 by social entrepreneur Katy Barfield OAM (former SecondBite CEO), Yume is an online marketplace that connects manufacturers' quality surplus food with buyers, turning would-be food waste into re...