SEAI-registered installers in Wicklow
1,494 companies on SEAI’s registers are based in or serve Wicklow — 70 of them are based in the county itself (register as of 8 September 2026).
By the job you want done
Attic insulation installers in Wicklow
495 registered for attic insulation.
- Integrate Home Energy Upgrades LimitedOne Stop ShopWebsite
- Athena Enterprises LTD T/A The Power House
- Capital Building Services
- Declan O Brien Construction Limited
- Emerald Coatings Ltd
- Fabian Anton
- Forristeen Construction
- Gavin Slattery Cons.
Cavity wall insulation installers in Wicklow
92 registered for cavity wall insulation.
- Integrate Home Energy Upgrades LimitedOne Stop ShopWebsite
- Activ8 EnergiesOne Stop ShopWebsite
- Ashgrove Engineering Ltd T/A Ashgrove RenewablesOne Stop Shopfrom CorkWebsite
- Aspen Eco PowerOne Stop Shopfrom LouthWebsite
- Bayview Contracts LtdOne Stop ShopWebsite
- Bord Gais Energy LtdOne Stop Shopfrom DublinWebsite
- Breffni Insulation LtdOne Stop Shopfrom CavanWebsite
- Churchfield Home ServicesOne Stop Shopfrom MayoWebsite
Internal wall insulation installers in Wicklow
473 registered for internal wall insulation.
- Integrate Home Energy Upgrades LimitedOne Stop ShopWebsite
- Alan Cruise
- Athena Enterprises LTD T/A The Power House
- Capital Building Services
- Declan O Brien Construction Limited
- Eco Warmer Homes
- Emerald Coatings Ltd
- Fabian Anton
External wall insulation installers in Wicklow
176 registered for external wall insulation.
- Integrate Home Energy Upgrades LimitedOne Stop ShopWebsite
- Declan O Brien Construction Limited
- Eco Warmer Homes
- Fabian Anton
- Michael O Reilly Plastering & Wall Insulation
- Multi Wrap Ltd
- O'Toole Plastering
- Ryan And Kennedy
Window and door installers in Wicklow
384 registered for windows and doors.
- Integrate Home Energy Upgrades LimitedOne Stop ShopWebsite
- Archers Windows
- Blackrock Windows Wilford Limited
- Carroll Conservatories Ltd
- Cubo Rooflights Limited
- Eco Tech Windows Ltd
- Eco Warmer Homes
- Glazepro Ltd Trading As O Sullivan Glazing Systems
Heat pump installers in Wicklow
383 registered for heat pumps.
- Integrate Home Energy Upgrades LimitedOne Stop ShopWebsite
- Athena Enterprises LTD T/A The Power House
- Base Engineering Ltd
- Broomhall Estates
- Completeheat M & E Ltd
- Ecoscene
- FDA Heating And Plumbing Ltd
- Hydrothermsolutions
Solar panel installers in Wicklow
329 registered for solar panels.
- Integrate Home Energy Upgrades LimitedOne Stop ShopWebsite
- Power Plus SolarWebsite
- Verde Remediation Services Ltd
- Ashgrove Engineering Ltd T/A Ashgrove RenewablesOne Stop Shopfrom CorkWebsite
- Bayview Contracts LtdOne Stop ShopWebsite
- Bord Gais Energy LtdOne Stop Shopfrom DublinWebsite
- Churchfield Home ServicesOne Stop Shopfrom MayoWebsite
- Home Comfort Retrofits LtdOne Stop Shopfrom KildareWebsite
Heating controls installers in Wicklow
387 registered for heating controls.
- Integrate Home Energy Upgrades LimitedOne Stop ShopWebsite
- Athena Enterprises LTD T/A The Power House
- Base Engineering Ltd
- Ecoscene
- Energy Efficient Mechanical Solutions Ltd
- Flanagan Services
- Hydrothermsolutions
- John Egan Heating And Plumbing
Solar hot water installers in Wicklow
157 registered for solar hot water.
- Integrate Home Energy Upgrades LimitedOne Stop ShopWebsite
- Broomhall Estates
- Ecoscene
- Energy Efficient Mechanical Solutions Ltd
- Hydrothermsolutions
- John Egan Heating And Plumbing
- Michael J. O'Neill Heating & Plumbing
- ONG Heating and Plumbing Ltd
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Get quotes in WicklowListed on SEAI’s public registers on 8 September 2026. Being registered is not an endorsement by SEAI or by us. Check the current register on seai.ie before you sign anything. Not affiliated with SEAI.