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House Extensions in Watford, Chesham and the Surrounding Areas

Flynn Construction Ltd builds modern house extensions for homeowners in Hertfordshire and London. Based in Watford and covering all surrounding areas, including Chesham, our local builders use their 100 years of shared experience to construct quality living space. Trading as members of the Federation of Master Builders, we deliver lasting workmanship while crafting practical living space that’s designed around your needs.

Skilled in all styles of house extensions, we offer:

  • A complete planning and design service
  • Single and multi-storey builds
  • Rear-facing and side-return extensions
  • All building services provided
  • Brickwork, carpentry and roofing
  • Workspace, bedrooms, playrooms and more
  • No-obligation quotations and free advice

We work to the dimensions and the style of your home, making sure we complete house extensions in line with current UK Building Regulations. From side-return and rear-facing house extensions, to single-storey, double-storey and wraparounds, our local builders use top-branded materials on all builds. In our care, your extension will become a key part of your home, improve its resale value and add the extra space you need.

For consultations and surveys in Watford, Chesham and all areas across Hertfordshire and London, call us today. You can also view examples of our previous work should you wish to.

House Extensions | What to Expect

Our local builders make your satisfaction their main priority. From planning applications, to designing and building around architectural specifications, we take the stress out of house extensions to alleviate any concerns the customer might have.

At Flynn Construction Ltd, we know that house extensions might feel a little daunting to some homeowners. That’s why we are always on hand to answer any questions you might have. Extend your Watford, Chesham, Hertfordshire or London home by taking the right direction from the outset and making us your preferred local building and brickwork contractors.

Beyond house extensions, we also build loft conversions to give local homes supported and structured living space.

To learn more about house extensions in Watford, Chesham and the surrounding areas, call our local builders on 01923 354199 or 07909 334618.

Accreditations & Professional Memberships

danny sullivan groupEPintelle

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Watford, Hertfordshire

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