Fifteen Aussie startups that have raised millions in 2024 to look after our planet

Fifteen Aussie startups that have raised millions in 2024 to look after our planet

L-R: Dr Amrutha Vijayakumar, Electrochemical Scientist and Dr Jacinta Bakker, Senior Research Co-ordinator. Source: Supplied.

Climate tech is becoming an increasingly important part of the Australian startup ecosystem, and each week we hear from startups raising millions of dollars in funding for climate, energy, and sustainability-focused solutions. 

So as we observe Earth Day 2024, here’s a quick look at the innovative Aussie tech startups in this sector that have raised serious funding so far this year. 

RayGen Resources: $51 million

Today RayGen Resources announced $51 million in Series D led by Breakthrough Victoria and SLB.

The funding is expected to bolster RayGen’s manufacturing and engineering capabilities in Victoria and assist its expansion efforts both domestically and internationally.

raygen

RayGen Resources CEO Richard Payne. Image: RayGen

Amber Electric: $29 million

In January, Amber Electric charged up with a $29 million Series C round – valuing the company at an estimated $120 million –  to help it expand in Australia and enter international markets, focusing on battery and EV automation technology.

amber electric gentrack

L-R:: Mark Rees (Gentrack CTO), Chris Thompson (Amber Co-founder and Co-CEO), Gary Miles (Gentrack CEO), Dan Adams (Amber Co-founder and Co-CEO). Source: Supplied

National Renewables Network: $10 million

Also in January, National Renewable Network secured $10 million in fresh funding for its B2B platform designed to make solar and battery systems more accessible to Australians.

NRN founder Alan Hunter.

NRN founder Alan Hunter. Source: Supplied

Cauldron: $9.5 million

In March, precision fermentation startup Cauldron closed a $9.5 million Series A funding round to continue scaling its cutting-edge approach to continuous fermentation, which in turn is setting the stage for more sustainable bio-based products to achieve price parity and mainstream adoption.

cauldron ceo Michele Stansfield

Cauldron co-founder and CEO Michele Stansfield. Source: Cauldron

Jupiter Ionics: $9 million

Also in March, Jupiter Ionics raised $9 million in Series A funding for its carbon-neutral ammonia, which has potential widespread application in fertilisers used in the agricultural sector. 

Jupiter ionics startups

L-R: Dr Amrutha Vijayakumar, Electrochemical Scientist and Dr Jacinta Bakker, Senior Research Co-ordinator. Source: Supplied.

Gridcog: $6.4 million

Western Australian clean energy software startup Gridcog also raised capital in March, securing £3.3 million ($6.4 million) for its platform that helps companies simulate and track clean energy projects, so they can assess the best solution for their needs.

startups

Gridcog founders. Source: supplied.

MGA Thermal: $5.7 million

In April, New South Wales-based clean energy startup MGA Thermal raised $5.7 million to bring its latest funding round to around $14 million, as it prepares to enter the next testing stage for its thermal energy storage system.

MGA Thermal startup raise

L-R: MGA Thermal executive chair and chief scientists Erich Kisi and CEO Mark Croudace. Source: supplied

Sumday: $5.3 million

Also in April, Tasmanian accounting startup Sumday for its platform, which is described as “the only carbon accounting platform that is built for accountants first”.

sumday

L-R: Danny Hoare, Jessica Richmond and Lindsay Ellis of Sumday. Source: Jazz Upton, Moon Cheese Studio

Gaia EnviroTech: $4.3 million

In February, Victorian startup Gaia EnviroTech raised $4.3 million to continue its work decarbonising the food, manufacturing and agriculture sectors. The Ballarat-based organic waste management and bioenergy company has developed what it calls modular anaerobic digestion and in-vessel composting services, to help companies meet environmental, social and governance (ESG) goals.

RFM visits Gaia EnviroTech bio-lab and office in Ballarat. Source: Gaia EnviroTech

RFM visits Gaia EnviroTech bio-lab and office in Ballarat. Source: Gaia EnviroTech

Bygen: $2.6 million

Green tech startup Bygen revealed it had completed a $2.6 million Series A round in April, along with plans to establish a large-scale production plant for its tech that turns agricultural waste from nut shells into activated carbon, which it then uses to filter environmental toxins.

Yume: $2 million

Earlier this year, food distribution startup Yume raised $2 million in seed funding to continue building its platform that reduces food waste by connecting surplus food from manufacturers to businesses and charities.

yume startup

Yume CEO and founder Katy Barfield. Image: Supplied

Fremantle Seaweed: $1.26 million

In March, Fremantle Seaweed secured $1.26 million via a Birchal equity crowdfunding campaign. The startup farms seaweed as a means of fighting climate change and providing sustainable food sources.

Freemantle Seaweed founders Chris de Cuyper and Mick Holland

Fremantle Seaweed founders Chris de Cuyper and Mick Holland. Source: Fremantle Seaweed

Alt.Leather: $1.1 million

At the end of January, Melbourne-based Alt.Leather raised an oversubscribed $1.1 million in seed funding for its leather products that are animal-free, plastic-free, and made from agricultural waste.

alt.leather tina funder

ALT.Leather founder and CEO, Tina Funder. Source: Supplied

AVESS Energy: $1 million

In April, Perth-based energy storage systems startup AVESS Energy raised $1 million in what it called a Series A Round 2 funding round. The company, which owns 50% of South Korean vanadium redox flow battery (VRFB) R&D company KORID Energy and is the owner of its technology, bills itself as “Australia’s next energy storage solution”.

AVESS Energy startups

AVESS Energy. Source: supplied

CarbonHQ: $600,000

In February, CarbonHQ secured $600,000 in pre-seed funding for its all-in-one digital platform that helps make carbon projects more efficient and transparent for developers.

CarbonHQ founders startups

L-R: CarbonHQ founders Allen Fan and Eugene Datsky. Source: Supplied