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House Extensions Westminster

Single and double storey extensions in Westminster. Trusted, professional, 30+ years' experience. Call 07472 424 226.

GS Renovation delivers expert house extensions across Westminster. With more than three decades of experience, we deliver rear, side-return and double-storey extensions, managing the entire process end to end, bringing the same care to every Westminster property whatever its size or style.

House Extensions in Westminster

Westminster is home to grand stucco terraces, period mansion blocks and prestigious townhouses, and our house extensions service is tailored to suit. We understand the local property stock across Marylebone, Mayfair, Pimlico, Belgravia and Soho and the practical considerations of working in W1, W2, SW1 and WC2.

  • Side-return and rear extensions
  • Wrap-around extensions and infills
  • Loft conversions and roof works
  • Planning permission and permitted development
  • Foundations, groundworks and steel frames

We handle planning applications and permitted development assessments, structural engineering, foundations and the full build, delivering an extension that adds both space and long-term value.

Local Knowledge in Westminster

Properties in Westminster range widely in age and construction, so a one-size-fits-all approach never works. We take time to assess your home, respect its character, and recommend the right materials and methods for a lasting result.

Where works require approval, we coordinate with Westminster City Council on planning and building control, and liaise with structural engineers and party wall surveyors as needed. Living near landmarks such as Hyde Park, Oxford Street and the West End, our Westminster clients expect work that is both beautiful and correctly certified.

Why Choose GS Renovation in Westminster

As a trusted local renovation company, GS Renovation brings one accountable team to your Westminster project. You get transparent pricing, skilled tradespeople, tidy and respectful working, and a finish guaranteed to last.

  • Free, no-obligation quotations
  • Over 30 years of experience
  • Dedicated project management
  • Fully insured and guaranteed work
  • Building control and planning support
  • Clean, tidy and reliable tradespeople

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FAQ

Frequently Asked Questions about House Extensions Westminster

How much does house extensions cost in Westminster?

The cost of house extensions in Westminster depends on the size of the property, the specification and the scope of work. GS Renovation provides free, detailed and itemised quotations for every Westminster project. Call 07472 424 226 or email info@gsrenovationltd.co.uk for a no-obligation estimate tailored to your property.

How long does house extensions take in Westminster?

Timescales for house extensions in Westminster vary with the size and complexity of the job. After our survey we give you a realistic schedule and keep you updated at every stage of the project.

Why choose GS Renovation for house extensions in Westminster?

GS Renovation has over 30 years of experience delivering house extensions and wider building work across Westminster and the surrounding area. We offer free quotes, a dedicated project manager, full insurance, building control compliance where required, and comprehensive aftercare on every project.

Do you cover all of Westminster?

Yes. We work throughout Westminster and the W1 area, as well as the surrounding parts of Central London. Contact us on 07472 424 226 to confirm we cover your street.

Ready to Start Your Westminster Project?

Contact GS Renovation today for a free, no-obligation quote for house extensions in Westminster.

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