Cork homeowners are cutting their energy bills by up to 70% with our complete upgrades. From solar panels (up to €2,100 in SEAI grants) to wall insulation (up to €8,000 back), we handle everything from start to finish.
No obligation · Clear upfront pricing · Fast response
The Sustainable Energy Authority of Ireland (SEAI) offers generous grants to help Cork homeowners reduce their energy bills and carbon footprint. Here's what's available in 2026:
Air source heat pumps: up to €4,500. Ground source heat pumps: up to €6,500. Income-based support available for higher grants.
Bundle heat pumps, insulation, solar PV, and more. Covers technical design, project management, and installation through SEAI-approved contractors.
€300/kWp up to 6kWp (€1,800) plus €600 battery storage bonus. Combine with heat pump for maximum energy independence.
Our team handles all the paperwork for you. We assess your home, recommend the best upgrades, and manage the entire SEAI application process from start to finish.
Full-service energy upgrades and construction solutions for Cork homes and businesses - from solar installations to complete renovations
End-to-end energy upgrade solutions for homes and commercial properties in Cork. Designed to improve comfort, reduce energy costs, and future-proof your property.
High-performance solar installations tailored to residential and commercial properties. Helping Cork property owners generate clean energy and lower electricity bills.
Reliable, energy-efficient plumbing solutions delivered by experienced professionals. Built for long-term reliability and performance across Cork.
Professional insulation solutions to maximise energy efficiency and comfort. Ideal for both existing homes and new builds across Cork.
Complete mechanical and energy systems for new residential and commercial builds. One trusted contractor from planning to completion.
We've completed over 500 projects across Cork since 2011. Here's why homeowners and businesses trust us:
We work in Ballincollig, Douglas, Carrigaline, Midleton, and across all of County Cork. We're just up the road when you need us.
We're registered with SEAI so you can access grants. All work is covered by our full public liability and professional indemnity insurance.
The price we quote is the price you pay. We itemise every grant you're entitled to, so you know exactly what you're getting back.
Solar, insulation, plumbing, and heating — we do it all. No chasing multiple tradespeople. We manage the whole project from start to finish.
Our Cork customers consistently rate us highly for reliability, communication, and quality of finish.
From Kinsale to Mallow and Bantry to Youghal, our expert teams serve homeowners across the entire county. Find energy upgrade services near you.
When it comes to heat pumps, solar panels, and energy upgrades, Cork homeowners trust CEL Energy Ltd for our local expertise and proven track record.
CEL Energy Ltd is a Cork-based company that has been upgrading homes across the county since 2011. We specialise in complete energy upgrades, solar installations, plumbing, insulation, and new build mechanical systems.
We are SEAI registered, which means Cork homeowners can claim grants of up to €2,100 for solar panels, up to €8,000 for external wall insulation, and up to €6,500 for heat pump installations. We handle the application process from start to finish.
We've completed over 500 projects across Cork — from detached houses in Douglas to cottages in West Cork. Our customers typically see energy bill savings of 50-70% after a full upgrade. We provide fixed-price quotes with no hidden costs, and we manage the whole project so you don't have to chase different tradespeople.
Get a free, no-obligation quote. Most Cork homeowners qualify for €5,000–€25,000 in SEAI grants.
Everything you need to know about our energy upgrade, construction, and renovation services across Cork
We offer complete home energy upgrades and building services across Cork, including solar panel installation, home insulation, plumbing, heating systems, and new build mechanical installations.
We cover all of County Cork, from the city centre to West Cork and North Cork.
If your town isn't listed, contact us anyway — we cover the whole county.
Cork homeowners typically cut their electricity bills by 50-70% with a properly sized solar system.
With the SEAI solar grant of up to €2,100, your upfront cost drops significantly. Most systems pay for themselves within 5-7 years. After that, you generate free electricity for the life of the panels (25+ years).
We provide a free home assessment to give you an accurate savings estimate based on your energy usage and roof.
Yes. We are SEAI registered and handle the full grant application process for you.
Current SEAI grants available include: up to €2,100 for solar PV, up to €8,000 for external wall insulation, up to €6,500 for heat pumps, and up to €4,000 for window and door upgrades. A full one-stop-shop retrofit can qualify for up to €25,000.
We assess your home, recommend the right upgrades, and handle all the paperwork to make sure you get every grant you're entitled to.
We install all main types of home insulation and will recommend the right approach for your property.
Yes. We handle emergency plumbing callouts across Cork for burst pipes, boiler breakdowns, and heating failures.
Beyond emergencies, we install energy-efficient heating systems, heat pumps, hot water upgrades, and complete plumbing for new builds and renovations. We're also available for planned maintenance work.
Call us any time — we aim to respond to emergencies as quickly as possible.
Yes. We provide complete mechanical and energy system installations for new builds across Cork.
This includes plumbing, heating, heat pumps, solar panels, insulation, and ventilation — all from one contractor. Working with us at the planning stage ensures systems are integrated properly and meet NZEB (Nearly Zero Energy Building) standards.
One point of contact from foundations to handover.
Yes. We regularly work on extensions, attic conversions, and full home renovations across Cork.
We make sure your new space includes proper insulation, heating, plumbing, and can accommodate solar panels. This keeps your whole home energy-efficient and ensures you're not retrofitting again in a few years.
We coordinate with your builder or main contractor so the mechanical work flows smoothly with the rest of the project.
Contact us by phone, email, or through our online form. We'll arrange a time to visit your property and discuss what you need.
After the assessment, we send you a detailed, fixed-price quote. It will itemise the work, the SEAI grants you're eligible for, and the final cost to you. There is no obligation and no hidden fees.
Most initial consultations are free.
Still have questions? We're here to help.
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