House Extensions by South West Trades

Why Choose a Home Extension Over Moving?

A house extension keeps you in the home you love while unlocking valuable liveable space. It often costs less than relocating and avoids disruption to your neighbourhood or school routine. With smart design, our house extensions in Dumfries and Galloway can transform homes and lifestyles, especially when executed by experienced home extension contractors in Dumfries.

Dreaming of more space without moving? Our expert home extensions in Dumfries and Galloway enhance both comfort and value. Whether you need a spacious kitchen, an extra bedroom, or open-plan living, our team turns your vision into reality with craftsmanship, local insight, and end-to-end service.

What Types of House Extensions Can We Provide?

We specialise in a variety of home extensions across Dumfries and Galloway, tailored to your needs:

Rear or side extensions to expand kitchens, dining rooms, or living areas
Single-storey extension that seamlessly complement your existing structure
Wrap-around extensions combining utility with modern aesthetics
Two-storey extension, ideal for adding substantial living space upstairs and down without losing garden area.
Custom builds, like sunrooms or garden-integrated spaces, designed to elevate everyday living

Do I Need Planning Permission or Building Regulations?

Many home extensions can be built under Permitted Development rules. That said, planning permission may still be necessary for home extensions in Dumfries if:

You’re in a conservation area
Your extension exceeds permitted size or alters rooflines

Regardless, Building Regulations always apply, to ensure structural safety, insulation standards, electrical, plumbing, and fire compliance. We handle all approvals and certifications for home extensions in Dumfries and Galloway to make the process hassle-free for you.

What Makes South West Trades Unique for Extensions?

As trusted home extension contractors in Dumfries, we offer:

A single point of contact across design, planning, construction, and finishing
Local expertise in House Extensions Dumfries and Galloway, understanding building standards and regional architecture
A full team of trades—bricklayers, carpenters, electricians, plumbers, roofers, plasterers, and more—ensuring seamless coordination and quality control

Don’t forget, our team also offers a range of other services including garage conversions and barn conversions. Make the most of your space with help from South West Trades.

How Long Will My Extension Project Take?

While timelines vary, a typical single-storey extension follows this general guide:

Design and planning: 4–6 weeks
Permissions and approvals: 6–8 weeks, when needed
Construction phase: 8–12 weeks, depending on complexity and finishes

We aim to minimise disruption and keep you fully informed at every stage of our building services.

FAQs – House Extensions in Dumfries and Galloway

How much does a home extension cost?

Costs for home extensions in Dumfries depend on size, design, and materials. We’ll provide you with a detailed quote once we have assessed the project.

Can you build without an architect?

Yes. Many projects can be designed and managed by qualified builders. We can partner with designers or take full responsibility using our in-house experience to ensure compliance and quality.

What trades are involved in my project?

We coordinate the full range, groundworks, structural work, roofing, carpentry, electrics, plumbing, plastering, glazing, and finishes—to ensure your extension is done right, from base to beautiful.

Will a house extension increase my property's value?

Yes. South West Trades is an all-trades building company, coordinating every stage: design, construction, plumbing, electrics, plastering, flooring, and more.

Do you offer customization and flexibility?

Yes, we tailor every project, whether you want a kitchen-diner expansion, a new bedroom, or bespoke living areas. Our design process ensures your extension matches your vision and home’s character.