GT Building Design

GT Building Design Contact Glenn today to discuss how he can support your project from start to finish Please feel free to get in touch.

GT Building Design is a Chartered Architectural Practice with 40 years experience helping homeowners plan extensions, loft conversions, garage conversions and renovations. I established GT Building Design in 2004 to specialise in residential architecture and it's a privilege helping clients extend, improve or build their new homes. I would welcome the opportunity to help you with your project

As

a Chartered Member of CIAT I can guarantee you good design, a professional service and will conduct my business with you in mind. I provide a personal service and will work closely with you to understand your needs and budget. Whether you need plans for your project, or a qualified professional to guide you, as a Chartered Architectural Technologist (MCIAT) I can help you regardless of your projects size. Thank you, Glenn

E: [email protected]
M: 07719912695
W: www.gtbuildingdesign.com

Northern Ireland homeowners are replacing old conservatories with warm, bright sunrooms. Fully insulated, comfortable al...
30/08/2026

Northern Ireland homeowners are replacing old conservatories with warm, bright sunrooms. Fully insulated, comfortable all year, and a real upgrade to your home. Here are three Sunrooms NI projects showing what’s possible. See more on the website.

Sunrooms Northern Ireland: Transform your home with a modern sunroom extension. GT Building Design delivers warm, energy‑efficient sunrooms across Belfast and North Down, replacing old conservatories with bright, comfortable spaces designed for year‑round living.

Thinking about replacing your conservatory roof? Read this first.I’ve published a new blog explaining why roof replaceme...
22/08/2026

Thinking about replacing your conservatory roof? Read this first.
I’ve published a new blog explaining why roof replacements rarely work in Northern Ireland.... and why so many homeowners end up replacing the entire conservatory with a proper sunroom extension instead. - Real case studies, real photos and real costs.

Conservatory roof replacement in Northern Ireland rarely fixes leaks, condensation or temperature problems. Learn why most NI homeowners replace old conservatories with proper sunroom extensions for year‑round comfort and long‑term value.

Why professional building inspections matter, even with Building Control onboard: Many homeowners assume that if they ha...
15/08/2026

Why professional building inspections matter, even with Building Control onboard:

Many homeowners assume that if they have a Building Control officer inspecting their project the construction will automatically be correct. They believe Building Control will check everything, and that builders will follow the drawings. Unfortunately, this is not how domestic construction works.

Discover and learn more on my website.

Professional inspections in Northern Ireland are essential for any home extension or renovation. Builders don’t always follow drawings, Building Control won’t catch every issue, and hidden defects can cause dampness, heat loss and structural problems. Learn why proper on‑site checks protect yo...

🏡 Thinking about improving your home?  I’ve just published a new guide covering the three easiest ways to make a real di...
30/07/2026

🏡 Thinking about improving your home?

I’ve just published a new guide covering the three easiest ways to make a real difference — from opening up your layout to adding more natural light, and even considering a small extension.

It’s written for Northern Ireland homeowners and packed with real examples from projects I’ve completed locally.

If you’re planning changes or just exploring ideas, this will give you a clear, practical starting point.

Expert home improvement advice for Northern Ireland homeowners. Planning, Building Control, internal alterations and extensions made clear and stress‑free.

"Good design lasts - Donaghadee lighthouse proving the point. If you enjoy local projects, give the page a tap. 🌅"
25/07/2026

"Good design lasts - Donaghadee lighthouse proving the point. If you enjoy local projects, give the page a tap. 🌅"

Thinking about extending your home? 🏡Here’s what to expect — from measured survey to builder on site. Most homeowners ca...
25/07/2026

Thinking about extending your home? 🏡
Here’s what to expect — from measured survey to builder on site. Most homeowners can get their house extension drawings in Northern Ireland within 2–4 weeks, but the full process takes around 5–7 months. Starting early means you’ll be ready for planning, Building Control and a smooth build.

Get your home ready for 2027 with expert house extension drawings Northern Ireland. Start now to secure planning, Building Control and a builder’s start date.

🏡 Great news for this Belfast homeowner!  Their extension has just been fully approved — Planning and Building Control a...
23/07/2026

🏡 Great news for this Belfast homeowner!

Their extension has just been fully approved — Planning and Building Control all signed off. A brighter kitchen, better flow and more space on the way.

If you’re thinking about improving your own home, I’m always happy to chat through what’s possible.

Belfast extension fully approved through Planning and Building Control. Clear drawings, compliant detailing and a smooth submission process by GT Building Design.

Just published a new feasibility study on a Home Extension in Belfast. We explored multiple design options and the clien...
27/06/2026

Just published a new feasibility study on a Home Extension in Belfast. We explored multiple design options and the clients chose Option 3, which completely transformed the flow, daylight and practicality of the ground floor. If you’re thinking about extending, this gives a good idea of what’s possible.

Home Extension Belfast feasibility study exploring multiple design options. Clients chose Option 3 after reviewing layouts, daylight strategies and flow improvements.

Garage conversions are becoming one of the most popular home improvements across Northern Ireland and they’re a big part...
27/06/2026

Garage conversions are becoming one of the most popular home improvements across Northern Ireland and they’re a big part of what I specialise in.

I’ve just published a detailed guide covering planning permission, Building Control, costs, and how to get a realistic idea of what’s achievable.

If you’re thinking about converting your garage, this blog is a good place to start.

Garage Conversions Northern Ireland: expert design, planning guidance and Building Control advice for turning your garage into real living space.

A lot of people ask me the same question: “Can my loft actually be converted?” I’ve put together a clear guide explainin...
24/06/2026

A lot of people ask me the same question: “Can my loft actually be converted?” I’ve put together a clear guide explaining what I look for, what’s involved, and how the process works.

Find out if your loft can be converted. Clear feasibility advice, design options and Planning guidance for homes across Northern Ireland.

Address

Donaghadee
Donaghadee

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+447719912695

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