We design and install beautiful modern house extensions to homes in London and the surrounding areas. Adding additional social space to your property will provide you with an array of benefits. Our home improvement products are the perfect option for your next project from enhanced thermal performance to a sleek design.

Whether you want a new kitchen or lounge, we can tailor our modern house extensions to meet your specifications. There are many ways to design your new space, including choosing your windows, doors and roof design. Let your imagination run wild and start designing your dream home today.

Here at Aspire Extensions, we are your local modern house extensions specialists with over 30 years’ in the industry. We work with industry-leading suppliers to provide you with a high-quality extension that you will love. Use our handy online quoting engine to get your free no-obligation quote today.

Modern House Extension Benefits


Our modern house extensions are made from robust components designed not to warp, rust or discolour. Your new space will secure your home from all the elements and will prevent any unwelcome draughts or water ingress. You can live all year comfortably knowing that your house will secure your London property.

Bespoke Design

We understand that each London homeowner has their distinctive styles. You can choose from many design options, including colours, finishes and hardware accessories to perfect your new room. Our modern house extensions come with a wide range of windows and doors.

Thermal Efficiency

From the foundations to the door profiles, each part of our modern house extensions is made using thermal technologies. As you take advantage of your warmer home, you can rely less on using your heating. Not only do you save money on your monthly energy bills, but you will reduce your carbon footprint.


Ensuring our London customers’ security, we install premium locking mechanisms so that your new space can keep you safe throughout the year. The windows and doors that we install into our modern house extensions are fitted with multi-point locks. Our contemporary designs are not compromised on their security; each is made to the highest standard.

Low Maintenance

Our modern house extensions are designed to last for years to come. Made with impact-resistant materials, you can rest assured that your new modern space will always be protected. Moveable parts such as windows and doors require little maintenance, and from time to time will only need a wipe down with a damp cloth.

Double Glazing

Each of our windows and doors is fitted with top-of-the-range double glazing so that your new space will stay warm throughout the year. The two glass panes trap the warm air and keep it inside your London home, as the external pane works to prevent draughts from entering your property. You can stay warm in the winter and cool in the summer.

Beautiful Aesthetics

Modern house extensions are an attractive way to enhance any London home. The seamless and chic design will create a focal point for your property. From bi-fold doors to sliding sash windows, you can flood your new space with natural daylight. We have a large range of colours available for you to pick from. Whether you prefer a minimalistic or vibrant style, we can offer a bespoke package.

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Improved Insulation

As specialists in modern house extensions, we understand that keeping a home warm, is important to all property owners. We install premium windows and doors that will reduce the level of heat loss from your home. The excellent double glazing will prevent UV rays from entering your home so that you don’t become too hot in the summer.

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Fantastic Investment

Adding modern house extensions to any London home is a great investment for multiple reasons. Not only do you get to create a gorgeous new room with many practical benefits, but you will also add a great deal of market value onto your property. Start planning your next home improvements project with us today, and we can install your perfect new extension.

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modern house extension prices london

Modern House Extension Prices London

Upgrade your London home with our fantastic range of modern house extensions. Create a contemporary haven that you can take years of memories in. Enjoy the unrivalled security, thermal performance and durability. Get your free bespoke quote today using our online quoting engine. It could not be easier.

If you still have questions about our modern house extensions, get in touch through our online contact form. Alternatively, you can call us on 01908 886280 and speak to one of our experts. Our friendly team is on hand to answer any questions you may have on our range of services.

Modern House Extension London Prices

We offer modern house extensions for competitive, reasonable prices. Get in touch today to find out more!

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