Extensions

Specialising in high-end home improvement projects, we build beautiful extensions that complement homes and meet our clients’ requirements. Our highly skilled and experienced team provides a complete end-to-end building service that minimises disruption and delivers exceptional results, every single time.

An end-to-end building service

Our team will handle every aspect of your project, from the moment you contact us through to the successful completion of your extension. By providing an end-to-end building service we minimise any inconvenience, maintain the highest possible standards of workmanship and ensure that all your dreams are realised.

‘Best extension to an existing home’
LABC Building Excellence Award

Award-winning extensions

JNJ Building Solutions is proud to have received a highly commended award in the ‘Best Extension or Alteration to an Existing Home’ category at the LABC Building Excellence Awards. The calibre of this achievement is evidenced by the number of entries:

0

completed projects were reviewed by LABC that year

0

were shortlisted for the awards

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made the final shortlist and were invited to the awards ceremony

The project that earned us our highly commended status was a complex ground floor rear extension and full refurbishment of Herne Hill. Our clients, Anna and Steve, had lived in the property for more than 40 years and wanted to expand and modernise their home. The end result is an outstanding finish that exceeded their expectations and impressed the award judges.

What to expect during

  • A reliable point of contact

    You can contact us by phone, email, WhatsApp or talk to our team in person on site. We’ll adopt your preferred method of communication and ensure that you always receive a same-day response to any queries.

  • A clear plan

    The timeline for your extension will be plotted in detail on a Gantt chart that you can access on demand. Your payment schedule is linked to this chart, ensuring that any payment will be made in line with our progress.

  • Regular touchpoints

    We encourage continuous, open communication throughout your project and arrange weekly meetings with our management team to discuss progress, offer feedback and give you the opportunity to raise any concerns you may have.

  • An efficient approach

    We closely monitor the progress of your project, making sure that all our work proceeds smoothly and fully adheres to our strict health and safety policy.

Arrange your consultation

Please contact us to arrange a consultation for your extension project.

Call 020 3633 8632, email enquiries@jnjbuildingsolutions.co.uk or complete our contact form.

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View our completed projects

We’ve successfully completed a diverse range of extensions.
View some of our projects here and see how our work has transformed our clients’ homes.

What makes
JNJ Building Solutions

  • More than two decades of expertise

    Our management team have more than 20 years of industry experience, ensuring that they have the skills and knowledge to successfully manage projects of any size or complexity.

  • Continuous communication

    We will always be there when you need us. Our team can be contacted via your preferred method or approached on site if you have any queries. You’ll receive regular updates throughout your project and will be able to easily provide your input.

  • Attention to detail

    We deliver exceptional results alongside an unrivalled client experience. By approaching each project methodically and maintaining a focus on the smallest of details, we will make your dream extension a reality.

Explore our

refurbishment

Refurbishments

Refurbishments

loft-conversion

Loft conversions

Loft conversions

new-build-homes

New build homes

New builds

Contact JNJ
Building Solutions

Making dream homes a reality with expert, efficient building services.
Contact JNJ Building Solutions to discuss your project.
Call 020 3633 8632 or email enquiries@jnjbuildingsolutions.co.uk.