SEAI-registered installers in Louth
1,460 companies on SEAI’s registers are based in or serve Louth — 54 of them are based in the county itself (register as of 8 September 2026).
By the job you want done
Attic insulation installers in Louth
491 registered for attic insulation.
- Aspen Eco PowerOne Stop ShopWebsite
- Breen Heating and Plumbing Ltd
- Budget Renovations
- Clarke Building Services
- DADN Construction Ltd
- Eyres North East Insulations
- Kiwi Construction
- May-Ard Developments Ltd
Cavity wall insulation installers in Louth
90 registered for cavity wall insulation.
- Aspen Eco PowerOne Stop ShopWebsite
- NE Energy Efficient Homes Ltd
- Activ8 EnergiesOne Stop ShopWebsite
- Ashgrove Engineering Ltd T/A Ashgrove RenewablesOne Stop Shopfrom CorkWebsite
- 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 Louth
469 registered for internal wall insulation.
- Aspen Eco PowerOne Stop ShopWebsite
- Bernard McKeown Plastering
- Birch Carpentry and Building Services LTD TA Birch Building
- Breen Heating and Plumbing Ltd
- Budget Renovations
- Clarke Building Services
- DADN Construction Ltd
- Kiwi Construction
External wall insulation installers in Louth
173 registered for external wall insulation.
- Aspen Eco PowerOne Stop ShopWebsite
- Bernard McKeown Plastering
- Blacksea Construction And Supply Limited
- Activ8 EnergiesOne Stop ShopWebsite
- Ashgrove Engineering Ltd T/A Ashgrove RenewablesOne Stop Shopfrom CorkWebsite
- Bayview Contracts LtdOne Stop ShopWebsite
- Bord Gais Energy LtdOne Stop Shopfrom DublinWebsite
- Breffni Insulation LtdOne Stop Shopfrom CavanWebsite
Window and door installers in Louth
381 registered for windows and doors.
- Aspen Eco PowerOne Stop ShopWebsite
- Approved Leinster Windows Limited
- Birch Carpentry and Building Services LTD TA Birch Building
- Bridge Crest Ltd T/A Senator Windows
- Budget Renovations
- Castle Windows
- DADN Construction Ltd
- Decarr Property Maintenance Ltd
Heat pump installers in Louth
380 registered for heat pumps.
- Aspen Eco PowerOne Stop ShopWebsite
- Beltech Renewables Ltd
- Bernard Ward Heating & Plumbing Ltd
- Breen Heating and Plumbing Ltd
- Bright Line Systems
- C.S.G Heating And Plumbing
- CSC Engineering Ltd
- David Mcdowell
Solar panel installers in Louth
301 registered for solar panels.
- Jason Fahy Heating
- NZEB Technologies Ltd
- Solaris Green Energy
- Zetta Home Services LtdWebsite
- 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
Heating controls installers in Louth
384 registered for heating controls.
- Aspen Eco PowerOne Stop ShopWebsite
- Beltech Renewables Ltd
- Bernard Ward Heating & Plumbing Ltd
- Breen Heating and Plumbing Ltd
- Bright Line Systems
- CGP
- CSC Engineering Ltd
- Gilroy Heating Services Ltd
Solar hot water installers in Louth
154 registered for solar hot water.
- Aspen Eco PowerOne Stop ShopWebsite
- Breen Heating and Plumbing Ltd
- CGP
- CSC Engineering Ltd
- Gilroy Heating Services Ltd
- Hagim Gas Ltd
- Jason Fahy Heating
- NZEB Technologies Ltd
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Get quotes in LouthListed 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.