Construction & Home Energy Upgrades in Johnstown Kildare
As Construction & Deep Retrofit Specialists in Johnstown, we handle everything from new builds and extensions to expert insulation, heating upgrades, and SEAI grant support. Warmer home. Lower bills. Higher BER.
Your Local Construction & Deep Retrofit Experts in Kildare
At Energy Retrofit Ireland, we’re not just insulation specialists — we’re registered builders and construction professionals serving Greystones and all of County Wicklow.
Whether you’re planning a new build home, a large extension, a full house renovation, or a deep energy retrofit to achieve A-rated efficiency, we manage the entire project under one roof — from architectural design and planning permission right through to SEAI grant applications, insulation, heat pumps, solar, and final BER certification.
One team. One contract. Zero hassle. Built right, built warm, built to last.
Why Retrofit Your Johnstown Home?
Lower Energy Bills
Cut heating costs by up to 50% or more with comprehensive insulation and high-efficiency systems.
Increased Property Value
A higher BER rating significantly boosts resale and rental value.
Enhanced Home Comfort
Eliminate cold spots, draughts and dampness year-round.
Reduced Carbon Footprint
Lower your emissions and help create a greener Kildare.
Our Core Construction & Retrofit Services in Johnstown
Explore our wide range of services available in your area.
Residential Renovations in Johnstown
New Builds in Johnstown
Property Maintenance in Johnstown
Roofing & External Works in Johnstown
Carpentry & Specialist Trades in Johnstown
Deep Retrofits & Energy Upgrades in Johnstown
Ready to upgrade your home in Johnstown? Get a Free BER Survey.
Our team provides expert advice and a step-by-step retrofit plan for homes in Kildare. Warmer winters, lower bills, better comfort.
Book Site Survey Assessment