Complete Project Management – From design ideas to final finishes, we handle every phase of your extension.
Tailored to Your Home – We work with your layout, space, and needs to deliver a seamless design.
Durable, High-Quality Finishes – Built with precision using premium materials for lasting results.
Energy-Efficient Upgrades – Better insulation, lighting, and ventilation that improve comfort and lower costs.
Planning Support – We help navigate permissions, drawings, and regulations with ease.
Rear Extensions for Open-Plan Living
Side Extensions to Maximise Narrow Plots
Wraparound Extensions for Full-Space Solutions
Kitchen & Utility Room Extensions
Two-Storey Extensions for Expanding Upstairs & Down
Home Office or Studio Space Builds
Garage Conversions & Sunrooms
Whether you're looking to modernise, increase functionality, or future-proof your home — we build extensions that blend beautifully with your existing structure.
Experienced Extension Builders in Dundrum
Transparent Pricing & Clear Communication
Local Knowledge of Planning & Building Regulations
Minimal Disruption with Clean, Efficient Work
Focused on Practical Layouts and Elegant Design
Create more space without the stress of moving. Contact J&G Conwell Construction today for a free consultation, and let’s explore the possibilities for extending your home in Dundrum.
📍 Serving Dundrum, South Dublin & Surrounding Towns
☎️ +353 (86) 458 8014
📧 [email protected]
J&G Conwell Construction is a construction company Specialising in new builds, modular home's, renovations, extensions & groundworks.