Best Renewable Energy Tech Companies in Australia
The 101 best Renewable Energy Tech companies in Australia in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Symphony.
Ranking the best Renewable Energy Tech companies in Australia by disclosed equity funding, this directory tracks 101 ventures that have collectively pulled in $923M — and the spread tells you a lot. Symphony leads at $300M, Brighte follows at $207M, and Carnegie Clean Energy sits at $118M. No unicorns yet, but the capital stack is real and the momentum behind it is accelerating. According to Allied Market Research, the sector's headed toward ~$4.6B by 2032 at a 23.2% CAGR, driven hard by government clean-energy mandates and, increasingly, AI model energy demand. The most active backers — Australian Renewable Energy Agency, CEFC, and EnergyLab among them — aren't dipping toes. They're committed.
So what's actually moving right now? Energy app installs are up a median ~28% YoY across 195 tracked apps, which I'd argue is the clearest consumer-side signal we have that this isn't just policy-driven. Hot themes this quarter are solar electricity generation, EV battery technology, and next-generation EV platforms, as recent coverage of renewable innovations confirms the pace of deployment is picking up globally. If you're mapping the Australian market, the companies below are where the disclosed funding actually lives.
- einpresswire.com
Ranked: Best Renewable Energy Tech companies in Australia
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Symphony Energy transition infrastructure platform 35Moat top 22%Funding top 23%Talent bottom 49%Market bottom 37% All 5 signals ▾Moattop 22% Fundingtop 23% Talentbottom 49% Marketbottom 37% Globalbottom 36% Moat: Editorial + unicorn rating 8/10 · Soonicorn Funding: Raised $300M across 2 rounds · 2 rounds over 2 yrs (1.0/yr) rank vs industry peers · Fliar Intelligence Index 35/100 | $300M | 23 mo ago | — | Steven Butler Founder & CEO | — | — | — | 1 partnership |
| 2 | Brighte Provider of payment facility solution in the solar financing segment 67Tech top 16%Funding top 26%Moat top 28%Growth top 35% All 10 signals ▾Techtop 16% Fundingtop 26% Moattop 28% Growthtop 35% Producttop 35% Markettop 46% Talentbottom 49% Fin. healthbottom 48% Newsbottom 46% Globalbottom 37% Tech: 49 technologies across 7/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 Funding: Raised $207M across 8 rounds · 8 rounds over 10 yrs (0.8/yr) rank vs industry peers · Fliar Intelligence Index 67/100 | $207M | 7 mo ago | 125 | Katherine Mcconnell Founder & CEO | SentryReactEmotion+19 | Top 5M | — | 1 partnership · 3 awards |
| 3 | Carnegie Clean Energy Provider of CETO wave energy converter and solar PV systems | $118M | 27 mo ago | 22 | — | WordPress Block EditorWordPressMySQL+28 | Top 10M | — | 1 internship · 1 partnership |
| 4 | Vulcan Energy Provider of applications for lithium chemicals and renewable energy solutions | $96M | 24 mo ago | 187 187 → 173 (-7%) | Horst Kreuter Co-Founder and General Representative | WordPressApple iCloud MailMicrosoft 365+20 | Top 5M | — | 1 partnership |
| 5 | Raygen Developer of solar power technology and renewable energy storage solutions | $36M | 14 mo ago | 60 | John Lasich Founder & CTO | WordPressMySQLPHP+16 | Top 10M | — | — |
| 6 | Greatcell Solar Developer of perovskite solar cells | $28M | 98 mo ago | 37 | — | — | — | — | 1 launch · 1 partnership |
| 7 | MGA Thermal Provider of solutions for thermal energy storage | $21M | 3 mo ago | 27 | Erich Kisi Co-Founder & CEO | Cart FunctionalitySquarespace CommerceSquarespace+18 | Top 10M | 10 patents Thermal energy storage using inverse microstructure alloy materials | — |
| 8 | Power Ledger Online platform offering energy trading solutions | $19M | 48 mo ago | 46 | John Bulich Co-Founder | WordPress Block EditorElementorWordPress+39 | Top 5M | — | — |
| 9 | Evergen Provider of decentralized renewable energy management solutions | $17M | 48 mo ago | 72 | — | WordPressApple iCloud MailGoogle Workspace+33 | Top 10M | — | 1 partnership |
| 10 | Redback Technologies Developer of solar power packs for home | $16M | 104 mo ago | 41 | — | WordPressMySQLPHP+34 | Top 1M | — | — |
| 11 | Unleash live AI based platform offering image and video analytics solutions | $13M | 57 mo ago | 28 | Hanno Blankenstein CEO and Co-founder | Cart FunctionalitySquarespace CommerceSquarespace+27 | Top 50M | 4 patents Automated machine-based inspection of energy infrastructure systems | 5 job openings |
| 12 | Okra Solar P2P Solar power sharing platform | $10M | 33 mo ago | 31 | Afnan Hannan Co-Founder & Software Engineer | WebflowGSAPAmazon Web Services+10 | Top 10M | — | 1 launch · 1 partnership |
| 13 | Bombora Wave Power WEC from wave pressure on the seafloor | $8M | 53 mo ago | 25 | — | WordPressMySQLPHP+20 | Top 50M | 30 patents Wave energy converters employing flexible membranes and fluid pressure optimization | — |
| 14 | Green Gravity Developer of gravitational energy storage systems using disused mine shafts | $7M | 20 mo ago | 10 | — | WordPressMySQLPHP+15 | Top 10M | 3 patents Gravity‑based energy storage systems for renewable power generation | 1 award |
| 15 | Brisbane Materials Optical coating materials provider for solar panels and LED lights | $7M | 111 mo ago | 10 | — | — | — | 7 patents Self-curing mixed-metal oxide binders for refractory and ceramic applications | — |
| 16 | Solar Analytics Provider of SaaS-driven analytics software for monitoring solar systems | $5M | 96 mo ago | 31 | Valantis Vais Co-Founder | WebflowEmotionAmazon Web Services+20 | Top 5M | 10 patents Solar performance monitoring and analytics platform integrating data management and credentialing. | — |
| 17 | HydGene Renewables Provider of hydrogen and renewable energy | $4M | 36 mo ago | 7 | Louise Brown Co-Founder & CEO | WixSentryApple iCloud Mail+13 | Top 50M | — | 1 partnership |
| 18 | Orkestra Provider of financial analysis and management software for commercial solar projects | $3M | 18 mo ago | 14 | Chris Cooper Co-CEO & co-founder | SentryCannyZendesk+22 | Top 5M | — | — |
| 19 | Microbiogen Developer of biocatalysts | $3M | 103 mo ago | 30 | Geoffrey Bell CEO | — | — | — | — |
| 20 | Hydro Alternative Energy Developer of a solution to harness ocean current energy | $2M | 166 mo ago | — | Mark Antonucci Chairman of the Board & CEO | — | — | — | — |
| 21 | Fulcrum3D Developer of measurement techniques for wind and solar systems | $2M | 87 mo ago | — | Martin Poole Co-Founder | — | — | — | — |
| 22 | Wildfire Energy Developer of biomass to syngas conversion technology | $300K | 64 mo ago | 7 | Greg Perkins Co-Founder & CEO | — | — | 9 patents Converting combustible materials into syngas and other gases for energy applications. | 1 job opening · 1 partnership |
| 23 | Resa Energy Cleantech solution developer | $150K | 117 mo ago | — | Tony Le Messurier CEO & MD | — | — | — | — |
| 24 | Perpetuwave Power Hybrid WEC with attenuator and point absorber | $113K | 144 mo ago | — | Glen Dullaway Founder & Managing Director | — | — | 6 patents Marine wave energy conversion systems for harvesting and converting ocean wave power. | — |
Top 12 Renewable Energy Tech companies in Australia
#1
Series C · Sydney, New South Wales · founded 2015 · 125 employees$206.5Mraised▾
Brighte provides payment facility solutions in the solar financing segment. It works on credit analysis and customer payables which follow solar financing and provides consumers with affordable payment plans to pay for solar and smart home technology with 'zero interest'. It provides zero-interest loans and variable repayment terms to customers for buying a product from one of the empanelled vendors by granting instant loan decisions. Its marketplace includes solar systems, flooring, roofing, pool heating system, guttering, etc.
- Nov 2025Grant (prize money)$26M
- Dec 2020Series C$100M
- Oct 2019Series B$10.6M
- Jul 2019Conventional Debt$130M
#2
Series A · Newcastle, New South Wales · founded 2019 · 27 employees$20.9Mraised▾
Provider of solutions for thermal energy storage. In its system, modular blocks are stacked into insulated storage tanks, which can store energy for use in many applications. By storing excess thermal energy, It helps to ensure a stable supply of electricity to the grid, effectively enabling base load power generation.
- Mar 2026Series A$12.1M
- Feb 2026Grant (prize money)$2.3M
- Dec 2024Series A$14.1M
- Apr 2024Seed$5.7M
#3
Series A · Sydney, New South Wales · founded 2024$300Mraised▾
Energy transition infrastructure platform. It orchestrates on the ground expertise with institutional capital markets to accelerate the transition.
- Jul 2024Series A$202M
- Jul 2024Conventional Debt$126.6M
#4
Series D · Hawthorn East, Victoria · founded 2005 · 60 employees$35.7Mraised▾
Developer of solar power technology and renewable energy storage solutions. Its system concentrates sunlight onto solar modules, capturing heat for on-demand electricity dispatch. The company's power plants generate, store, and deliver electricity at a low cost. The company's solution uses recyclable, locally sourced materials, enabling project lifespans.
- Apr 2025Series D$76.7M
- Apr 2024Series D$32.7M
- 2021Series C—
- Mar 2020PE$3M
#5
Public · Fremantle, Western Australia · founded 1987 · 22 employees$118.5Mraised▾
Provider of CETO wave energy converter and solar PV systems. It holds the ownership of the proprietary CETO Wave Energy Converter. It also offers EPC and maintenance solutions for solar, wind, and solar battery storage systems through microgrids.
- Mar 2024Grant (prize money)$2.3M
- Sep 2019Post IPO$5.5M
- Aug 2019Post IPO$500K
- May 2018Post IPO$4.2M
#6
Public · Perth, Western Australia · founded 2002 · 187 employees$96Mraised▾
Provider of applications for lithium chemicals and renewable energy solutions. It provides users with a company that aims to empower a net-zero carbon future by supplying lithium chemicals and renewable energy. The company's focus is on decarbonizing industries by providing innovative solutions to reduce carbon emissions.
- Jun 2024Post IPO$43.4M
- Jun 2022Post IPO$52.7M
#7
Series A · Wollongong, New South Wales · founded 2021 · 10 employees$7.4Mraised▾
Developer of gravitational energy storage systems using disused mine shafts. The technology raises and lowers heavy weights in mine shafts. This process captures and releases the gravitational energy of the weights. The systems provide short or mid duration storage and grid ancillary services.
- Oct 2024Series A$6M
- May 2022Seed$1.4M
#8
Seed · Hobart, Tasmania · founded 2020 · 14 employees$3.1Mraised▾
Provider of financial analysis and management software for commercial solar projects. The software facilitates modeling of solar and battery projects, streamlining project funding with financial models. It offers performance tracking for deployed assets and client relationship management tools. The platform supports feasibility analysis, scenario modeling, and report generation for stakeholders.
- Dec 2024Seed$2.8M
- Oct 2023Seed$2M
- Nov 2022Seed$1.1M
#9
Series A · Sydney, New South Wales · founded 2016 · 31 employees$9.9Mraised▾
P2P Solar power sharing platform. The system can also integrate existing installations into the common grid. It offers solutions where excess power generated post-sharing that was wasted previously can be used to power productive uses and supply powerless neighbors.
- Sep 2023Series A$7.8M
- Sep 2023Conventional Debt$4.2M
- Dec 2022Conventional Debt$4.5M
- Jun 2022Seed$2.1M
#10
Seed · Perth, Western Australia · founded 2016 · 46 employees$19.5Mraised▾
Online platform offering energy trading solutions. It provides a transparent, auditable, and automated market trading and clearing mechanism for the sale of surplus renewable energy generated on-site at multi-unit, multi-tenanted residential, and commercial developments and at homes and businesses connected to microgrids and the distribution network.
- Jun 2022Seed—
- Nov 2017Grant (prize money)$6.2M
- Oct 2017ICO$13.2M
- Aug 2017Seed—
#11
Series B · Newcastle, New South Wales · founded 2015 · 72 employees$17.2Mraised▾
Provider of decentralized renewable energy management solutions. The platform offers site optimization solutions to predict solar energy generation, asset management solutions, energy trading solutions, virtual power plant management solutions, and more.
- Jun 2022Series B$10.5M
- Oct 2020Series A$3M
- Aug 2016Series A$3.7M
#12
Public · Queanbeyan, New South Wales · founded 2004 · 37 employees$27.5Mraised▾
Greatcell Solar Limited (GSL) is developing perovskite solar cells which can be applied to metal roofs, view & non-view glass of building envelope. Claims that the solar photovoltaics can work in shady climate, polluted & cloudy situations with constant power generations. Has intellectual property(IP) portfolio as an original licensee of patents invented by École Polytechnique Fédérale de Lausanne (EPFL).
- Apr 2018Grant (prize money)$618.1K
- Nov 2017Post IPO$4M
- Nov 2017Grant (prize money)$825K
- Jan 2017Grant (prize money)$289.5K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Renewable Energy Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.