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12 Years
experience
Trusted Solar Solutions in Cairns
Established in 2014, Greenfield Energy has emerged as a trusted leader in renewable energy solutions across Cairns and Townsville. Our mission stems from a commitment to combat rising energy costs by empowering homeowners and businesses with solar technology that delivers long-term savings and environmental benefits. With a team of Clean Energy Council (CEC) accredited professionals, we specialise in tailored solar audits, high-quality installations, and comprehensive warranties, including a 25-year power production guarantee. Our expertise extends to residential and commercial solar systems, battery backup solutions, and performance monitoring, ensuring clients maximise energy efficiency and government rebates. Backed by over a decade of industry experience, our founder Jack Greenfield has cultivated a culture of integrity, innovation, and customer-centric service.

We prioritise transparency, offering no-obligation consultations and locally based support to guide clients through every stage of their solar journey. By adhering to Australian standards and leveraging cutting-edge technology, we deliver reliable, future-proof energy solutions that enhance property value and reduce carbon footprints. Our dedication to quality is reflected in our partnerships with trusted suppliers and a rigorous quality assurance process that ensures every installation meets stringent performance benchmarks. With thousands of satisfied customers, we remain focused on driving sustainable change while making solar accessible and affordable for communities in tropical Queensland.
Services
Home Solar Business Solar Solar Monitoring Battery Backup Solar Savings Estimate
Details
  • Year established: 2014
Highlights and features
  • We offer 25-year power production guarantees on solar panels.
  • Our team includes CEC-accredited designers and installers.
  • We provide tailored energy audits to maximise savings.
  • Locally based support for Cairns and Townsville customers.
  • Proven products with 10-year warranties on inverters and batteries.
Associations and certifications
  • Clean Energy Council (CEC)
What people say
Reliable installations Significant savings Excellent service Expert team Prompt maintenance
Services
Home Solar
Our home solar solutions are designed to reduce electricity bills and increase property value. We conduct energy audits to tailor systems for optimal efficiency, offering rooftop or ground-mounted installations. With CEC-accredited components and a 25-year performance warranty, homeowners benefit from reliable energy production and eligibility for government rebates. The system includes monitoring tools to track energy output and savings.
Business Solar
Business solar installations help enterprises cut operational costs and achieve sustainability goals. Our accredited team designs systems to match commercial energy demands, ensuring compliance with Australian standards. Services include energy audits, rebate applications, and 24/7 monitoring. Businesses gain protection against rising energy prices and access to tax incentives, with a 25-year guarantee on panel performance.
Battery Backup
Battery backup systems store excess solar energy for use during grid outages or peak demand. Ideal for Cairns' climate, these systems reduce reliance on utility providers and lower nighttime energy costs. We offer integrated solutions with 10-year warranties, ensuring seamless compatibility with existing solar arrays and enhancing energy independence for homes and businesses.
Solar Monitoring
Our solar monitoring program enables real-time tracking of energy production and system health. Clients receive alerts for performance deviations, minimising downtime through prompt maintenance. The platform provides detailed analytics on savings and efficiency, ensuring systems operate at peak capacity. This service is included with all installations for ongoing reliability.
Solar Savings Estimate
We provide free solar savings estimates by analysing energy bills and property characteristics. This audit identifies opportunities to reduce consumption and project potential savings. Clients receive a custom proposal outlining system size, rebate eligibility, and return on investment, ensuring informed decisions without hidden costs or obligations.
People
Jack Greenfield
Founder
Jack Greenfield founded Greenfield Energy in 2014 after 13 years in the solar industry. He champions ethical practices and quality installations, prioritising customer satisfaction and sustainable outcomes for Cairns communities.
Questions
What services does Greenfield Energy offer?
We specialise in residential and commercial solar installations, battery backup systems, energy audits, and performance monitoring with 25-year warranties.
Do you provide free solar savings estimates?
Yes, we offer free, no-obligation solar savings estimates based on your energy bill and property assessment.
Are your installers accredited?
All our technicians are Clean Energy Council accredited, ensuring compliance with Australian standards and quality workmanship.
What warranties are included?
We provide a 25-year panel warranty, 10-year inverter/battery warranty, and 10-year labour coverage for all installations.
Can I finance my solar system?
Yes, we offer flexible financing options and assist with government rebate applications to make solar accessible and affordable.
Do you service both homes and businesses?
Yes, we design tailored solar solutions for residential properties and commercial enterprises across Cairns and Townsville.
Reviews (7)
Kerrie Harriden
Dec 09, 2021 Report
Jack was professional, friendly and responsive to all our questions and requests. Offered useful information to help with decision making. Installation was within expected timeframes, Matt was efficient and very professional, his expertise is appreciated. The system is working well and we look forward to reduced bills in future. Jack also quoted and came through with electrical work to the shed. Overall very happy with the quality of service provided, would highly recommend Greenfield Energy.
Ava Consulting
Aug 19, 2021 Report
I spoke with a number of vendors for a larger solar energy system at my new home and chose Greenfield Energy because of the teams professional yet friendly approach and most importantly outstanding product knowledge. Jack took the time to address my many questions and concerns from the quote process through to post installation. I found him to be a great communicator and did what he said he would do, on time. Jack and the team really did go above and beyond my expectations, very comfortable we chose them for such a large and important investment.
Anton Smith
Aug 08, 2021 Report
Fantastic and professional business to deal with.
Jack explained everything in simple terms and found him to very reasonably priced and was in no way a pushy salesman like others I dealt with. We had issues with the roof so Jacks assistance in getting a professional and reasonably priced roofer helped the whole process move along quickly and hassle free. I cannot recommend Jack and his team enough as the whole process from quote to finalisation was a stress free experience and to be honest I wish I had installed solar sooner.
Geo Drew
Jul 20, 2021 Report
I am very satisfied with the service provided by Greenfield Energy when they installed a 6.6kW solar installation at my Trinity Beach home. From accepting their quote to installation was just over a week, other solar providers where quoting 8 weeks before they would even look at it. Top quality Austrian made inverter installed not a cheap Chinese unit. Good communication throughout. Thanks George Drewery
Gary Jurss-Lewis
May 08, 2021 Report
Hi I had issues with my solar fitted by
Beat Bad Energy no longer in business ! I was fortunate enough to get Jack from Greenfield Energy's phone number from a friend . What a blessing great service and information nothing a problem . He sorted my issues found that my panels were shot organised discussions with the supplier and got new panels on warranty
I would recommend any body who has had Their panels fitted by Beat Bad Energy
Or having a new system fitted to contact Jack or Tracey from
Greenfield Energy
HIGHLY recommended passionate about his Company Great Service fantastic follow up
Holly Wright
Feb 04, 2021 Report
Jack from Greenfield was great to deal with, quick to supply a quote and once the quote was accepted, the install followed soon after. Jack set up our system and ensured we had use of the app on our phones! I would highly recommend Greenfield energy to anybody wishing to instal solar!
Joseph Camacho
Jan 25, 2021 Report
Jack showed us how we could save with solar and offered us different options based on what we could afford. We were really excited about saving from our utility bills. The installing crew were clean and respectful of our property. They kept their distance especially when I informed them that my mother was not in good health.