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

Just submitted a Planning Application for a home in Ballyholme, Bangor. This project is all about smart internal alterat...
29/05/2026

Just submitted a Planning Application for a home in Ballyholme, Bangor. This project is all about smart internal alterations — creating an open‑plan kitchen, dining and sitting area with a new utility, all within the existing footprint. A good reminder that you don’t always need an extension to transform how a home works.

Internal alterations Ballyholme, Bangor by GT Building Design. See how smart reconfiguration created an open‑plan kitchen, dining and sitting area without an extension.

Just added a new project to my website, a Belfast home with both ground and first‑floor extensions. Open‑plan living dow...
18/05/2026

Just added a new project to my website, a Belfast home with both ground and first‑floor extensions. Open‑plan living downstairs, a new master suite upstairs with a bright, modern finish throughout. If you’re planning on enhancing your home, feel free to get in touch for a chat.

Discover how this Belfast house extension transformed a traditional semi‑detached home with a modern rear and first‑floor addition. Featuring open‑plan living, a master suite, rooflight and clean contemporary design — a bright, practical upgrade for family life in Northern Ireland.

I’ve refreshed one of my project blogs featuring a Belfast extension where an old conservatory was replaced with a brigh...
16/05/2026

I’ve refreshed one of my project blogs featuring a Belfast extension where an old conservatory was replaced with a bright, fully glazed dining space. A lovely transformation and still a great example of what thoughtful design can achieve.

Transform your home with a Belfast extension by GT Building Design. Replace your old conservatory with a bright, modern glazed dining space designed for year‑round comfort.

I’ve just added a new blog post to my website. It gives a simple overview of the areas I cover across North Down, Greate...
16/05/2026

I’ve just added a new blog post to my website. It gives a simple overview of the areas I cover across North Down, Greater Belfast and the surrounding towns, along with a few photos. If you’re planning a home project you can read it here:

Planning a house extension in Northern Ireland? This guide explains the key steps, local considerations and what homeowners should expect across Belfast, Bangor, Holywood, Newtownards, Donaghadee and beyond.

If you’re planning a home extension or alteration here in NI, I’ve added a simple Project Starter Guide to the website. ...
15/05/2026

If you’re planning a home extension or alteration here in NI, I’ve added a simple Project Starter Guide to the website. It covers what to send before we chat and helps keep the process straightforward from the start.

A clear project starter guide for home extensions in Northern Ireland. Learn what information to send before we chat and how to prepare for a smooth, well‑planned design process.

A quiet run up the Causeway Coast - Cushendun, Ballycastle, Portrush and a few favourite viewpoints along the way. I’ve ...
09/05/2026

A quiet run up the Causeway Coast - Cushendun, Ballycastle, Portrush and a few favourite viewpoints along the way. I’ve put the route and photos on the website if you fancy a look.

A relaxed Causeway Coast road trip in Northern Ireland, taking in Cushendun, Ballycastle, Portrush and a few quiet viewpoints along the way — a simple scenic day out without rushing.

How long does planning permission take in Northern Ireland? Most applications take around 3 months from validation — but...
06/05/2026

How long does planning permission take in Northern Ireland? Most applications take around 3 months from validation — but there are factors that can speed things up or cause delays. Read my short guide to understand timelines and what to expect as a homeowner. Read more: https://wix.to/XJLks50

Most planning applications in Northern Ireland take around 3 months from validation. This guide explains the typical timelines and what homeowners can expect when applying for planning permission.

Do you need planning permission for a home extension in Northern Ireland? GT Building Design breaks down when permission...
30/04/2026

Do you need planning permission for a home extension in Northern Ireland? GT Building Design breaks down when permission is required — and why applying is often the safest choice. Read Glenn’s quick 3‑minute guide to keep your project compliant and stress‑free. https://wix.to/Xek7YIY

GT Building Design explains when planning permission in Northern Ireland is required and why submitting an application is always the safest route.

After a lot of work behind the scenes, my new website is now live.If you’re planning an extension, conversion or interna...
22/04/2026

After a lot of work behind the scenes, my new website is now live.
If you’re planning an extension, conversion or internal alteration, you’ll find clear information on design, planning and building control drawings — all tailored for homeowners across Northern Ireland.

You can view recent projects, read client reviews and get a feel for how the process works.

Have a look here: www.gtbuildingdesign.com

If you have a project in mind, I’m always happy to offer straightforward advice. Thank you, Glenn

Building an extension? Choosing the right builder makes all the difference — from staying on budget to getting the finis...
26/03/2026

Building an extension? Choosing the right builder makes all the difference — from staying on budget to getting the finish you imagined. This guide breaks down practical tips to help you hire with confidence: what to check, questions to ask, and red flags to avoid. Read more: https://wix.to/PacfWTr

Building an extension or renovating your home is a big deal. It’s exciting, nerve-wracking, and sometimes downright confusing. One of the most important decisions you’ll make is choosing the right builder. After all, this is the person or team who will turn your dreams into reality. So, how do y...

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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