Rear Extensions – Perfect for open-plan living, new kitchens, or family spaces
Side & Wraparound Extensions – Maximise space on corner or narrow plots
Two-Storey Additions – Add upstairs bedrooms, bathrooms, or office space
Garage Conversions – Turn unused garages into valuable living space
Kitchen & Living Room Extensions – Upgrade your home's heart with functional elegance
Utility Rooms, Bathrooms & More – Add modern convenience with style
Planning Permission & Compliance Help – Local guidance through all approvals
Every extension is designed around your needs — delivered on time, within budget, and with full building regulation compliance.
Experienced Extension Builders in Clontarf
Tailored Designs That Complement Your Home
End-to-End Project Management from Start to Finish
Clear Communication & Transparent Pricing
Fully Insured & Regulation-Compliant Work
Minimal Disruption, Maximum Quality
We don’t just build extra rooms — we build better living.
From classic redbrick terraces to modern family homes, we understand the unique architectural charm of Clontarf. Our extensions are crafted to enhance your home’s character while delivering the modern features and space you need.
Ready to gain more room and increase your home’s value? Contact J&G Conwell Construction today for a free consultation, and let’s explore how a beautifully built extension can transform your living experience in Clontarf.
📍 Serving Clontarf, North Dublin & Surrounding Areas
☎️ +353 (86) 458 8014
📧 [email protected]
J&G Conwell Construction is a construction company Specialising in new builds, modular home's, renovations, extensions & groundworks.