Our Work

Project Portfolio & Case Studies

Explore our completed construction projects across Dublin. From house extensions in Dundrum to new builds in Malahide, see how J&G Conwell Construction transforms visions into reality.

Featured Case Studies

Real projects, real results. Each project showcases our commitment to quality construction and client satisfaction across Dublin.

J&G Conwell Construction house extension project completed in Dundrum, Dublin 14
House Extension
Dundrum, Dublin 14

Rear Extension with Open-Plan Living

45m² single-storey rear extension transforming a 3-bed semi into a modern open-plan family home. Completed in 10 weeks.

Planning: Exempted Dev. 10 Weeks 2024
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J&G Conwell Construction new build home completed in Malahide, North County Dublin
New Build
Malahide, North County Dublin

Detached Family Home

Custom 4-bedroom detached home with integrated garage, home office, and premium energy-efficient systems throughout.

4 Bedrooms A-Rated BER 2023
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J&G Conwell Construction modern kitchen renovation in Ballsbridge, Dublin 4
Kitchen Renovation
Ballsbridge, Dublin 4

Complete Kitchen Transformation

Full kitchen remodel including structural alterations, island installation, premium appliances, and underfloor heating.

Period Property 6 Weeks 2024
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J&G Conwell Construction modular home project in Swords, North County Dublin
Modular Home
Swords, North County Dublin

Energy-Efficient Modular Home

3-bedroom modular home with triple glazing, heat pump system, and rapid 12-week construction timeline.

A1 Rated 12 Weeks 2024
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J&G Conwell Construction office fit-out project in Tallaght, Dublin 24
Commercial
Tallaght, Dublin 24

Office Fit-Out for Tech Company

500m² office refurbishment including open-plan workstations, meeting rooms, and breakout areas near The Square.

500m² 8 Weeks 2023
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J&G Conwell Construction period house renovation in Clontarf, Dublin 3
Full Renovation
Clontarf, Dublin 3

Edwardian Period Property Restoration

Complete renovation of 1920s semi-detached home including original feature restoration, rewiring, and modern extensions.

Period Property 16 Weeks 2024
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Our Track Record

Over 20 years of building excellence across Dublin. Numbers that speak to our commitment to quality construction.

500+

Projects Completed

150+

House Extensions

25+

Dublin Areas Served

100%

Client Satisfaction

Ready to Start Your Project?

Whether it's an extension, renovation, or new build — let's discuss your vision. Free consultations available for all projects across Dublin.

Available Monday-Friday 8am-6pm, Saturday 9am-2pm