Home Extension

Home Extension Specialists in London – Build More Space with HM Construction

Transform your home with tailored home extension solutions in London designed to add space, style, and value with expert craftsmanship.

Expert Home Extension Services in London

In a bustling city like London, space is a luxury. Families often outgrow their homes, but moving to a larger property isn’t always practical or affordable. That’s where a home extension becomes the perfect solution. By adding carefully designed and professionally built extra space, homeowners can enjoy more comfort without leaving the neighbourhood they love. At HM Construction, we specialise in home extensions in London, offering tailored solutions that increase both living space and property value.

What Is a Home Extension?

A home extension is a construction project that expands an existing property to create additional rooms or enlarge current spaces. Unlike a full rebuild, extensions focus on enhancing what’s already there.

There are several types of home extensions UK homeowners can choose from, depending on the layout and potential of their property:

Rear Extensions

These extend into the back garden, perfect for creating spacious open-plan kitchens and dining areas.

Side Extensions

Ideal for narrow plots in London, maximising unused space along the side of the home.

Wrap-Around Extensions 

A combination of rear and side extensions, offering substantial new living space.

Double-Storey Extensions 

Add extra bedrooms, bathrooms, or office space, significantly boosting property value.

Each option is designed not just to provide more room but to enhance lifestyle and comfort.

Our Expertise in Home Extension Design

At HM Construction, we understand that every household has unique requirements. That’s why we take a bespoke approach to home extension design. From the very first consultation, we listen to your needs, study your property, and propose creative solutions that blend seamlessly with your home’s character.

Our design team focuses on three key elements:

Functionality 

Extensions must suit the way you live, whether that’s a larger kitchen for family gatherings or a study for remote working.

Aesthetics 

We ensure the new space integrates beautifully with the existing property, inside and out.

Sustainability

Energy-efficient materials and smart layouts help reduce utility bills while minimising environmental impact.

With an eye for detail and years of experience, our architects and builders create extensions that feel like a natural part of your home.

home extension services

Why Choose HM Construction for Your Home Extension in London

Choosing the right builder is as important as choosing the right extension. HM Construction has become a trusted name in home extensions in London thanks to our commitment to quality and reliability.

Here’s why clients trust us:

Experience

With years of industry expertise, we understand the unique planning and space challenges London properties present.

Skilled Team

Our designers, engineers, and builders work closely to deliver outstanding results.

Transparency

We provide clear timelines, honest pricing, and regular updates.

Craftsmanship

Every detail is handled with precision, ensuring your extension not only looks good but lasts for decades.

When you work with us, you’re choosing more than builders — you’re choosing a partner dedicated to bringing your vision to life.

home extension services

Types of Home Extensions We Offer

We pride ourselves on offering a full range of extension services to suit different property types and budgets.

Rear Home Extensions 

Popular in London, they create open-plan kitchen-diner layouts, flooding the home with natural light.

Side Extensions

Ideal for terraced or semi-detached homes with unused side areas.

Loft Conversions & Attic Extensions 

Expanding upwards instead of outwards, perfect for adding extra bedrooms or offices.

Double-Storey Extensions 

A long-term investment, these add multiple new rooms while increasing the property’s market value.

Every project is carefully designed to enhance your lifestyle while complying with London’s strict planning requirements.

The Home Extension Process with HM Construction

We make the journey to your dream extension simple and stress-free. Our process includes:

Consultation & Site Survey

We meet with you to discuss your needs, budget, and ideas. Our team conducts a detailed survey to assess feasibility.

Design & Planning Permission

Our experts prepare drawings and plans, taking care of planning applications where needed. Our home extension design service ensures your new space is functional and visually appealing.

Construction Phase

Once approved, our builders get to work. We use high-quality materials and keep you informed at every stage.

Completion & Handover

After final checks, we hand over a fully finished extension, ready for you to enjoy.

This end-to-end approach means you can relax knowing everything is handled by one trusted team.

Benefits of Choosing a Professional Home Extension Service

Attempting to manage an extension yourself can be overwhelming. By choosing HM Construction, you enjoy several advantages:

Time Efficiency

We coordinate everything, saving you time and stress.

Cost Effectiveness

With transparent pricing, you avoid hidden surprises.

Increased Property Value

A well-executed extension is an investment that pays off when selling your home.

Custom Solutions

From contemporary designs to traditional finishes, we tailor every detail.

Energy Efficiency

Our modern methods improve insulation and reduce energy bills.

In short, professional services give you peace of mind and results that last.

Conclusion

A loft conversion is one of the smartest ways to adapt your home for modern living. Whether you need extra bedrooms, a home office, or simply more space for your family, HM Construction is here to make it happen. As one of the most trusted loft conversion builders London, we provide bespoke solutions designed to suit every home and every lifestyle.

Don’t let valuable space go to waste – turn your loft into something truly special. Contact HM Construction today to arrange your free consultation and discover how a bespoke loft conversion can transform your home.

FAQs

How much does a typical home extension cost in London?

Costs vary by size and design, but we provide transparent, tailored quotes to match your budget.

Many loft conversions fall under permitted development, but we handle all approvals if required.

A loft conversion can increase property value by up to 20%, making it a smart investment.

Yes, a well-designed extension can significantly boost both living space and resale value.

Rear, side, loft conversions, and double-storey extensions are the most common choices.

Absolutely — we ensure your extension blends seamlessly with your home’s look and feel.

Yes, we offer a full design-and-build service for a smooth, stress-free experience.

Yes, rear extensions are ideal for creating modern kitchen-diners in terraced homes.

In most cases, yes — we work to minimise disruption so you can stay comfortable.

Our bespoke designs, skilled craftsmanship, and transparent approach set us apart.

FAQs

What is the average loft conversion cost in London?

Most projects range from £18,000 to £45,000, depending on type and specifications.

Do I need planning permission for a loft conversion?

Many fall under permitted development, but building regulations approval is always required.

How long does a dormer loft conversion take?

Typically, 6–8 weeks from start to finish.

Can I add a bathroom in my loft conversion?

Yes—many clients include en-suites, especially in loft bedroom designs.

Are loft conversions worth it?

Absolutely. They offer one of the highest returns on investment among home improvements.

Is a hip roof loft conversion suitable for my home?

Ideal for semi-detached properties, it adds width and usable space—popular in Perivale.

Do you offer financing options?

Yes—we provide flexible payment plans to suit your budget.