HOUSE EXTENSIONS BUILDERS
AWARD-WINNING BUILDING CONTRACTOR IN HERTFORDSHIRE
J.M.B Design and Build Ltd are a leading house extension builder in Hertfordshire.
We have constructed a range of house extensions in St Albans, from single-storey all the way through to multi-storey extensions.
Previous Hertfordshire building projects have taken place on Thornton Road, Byng Drive and New Barnes.
Are you considering a house extension in Hertfordshire?
Why choose JMB?
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Award-winning building contractor
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Decades of combined experience
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Highly regarded in Hertfordshire
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Never comprising on quality
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Over 50 five-star reviews
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Highly skilled architects
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Highly skilled builders
GALLERY
More information on house extensions with JMB Design and Build
Looking to expand your living space in Hertfordshire?
Look no further!
JMB Design and Build is an award-winning building contractor serving various Hertfordshire and North London areas.
We offer premium house extension solutions tailored to your bespoke needs.
Our expert team specialises in crafting seamless house extensions that not only enhance your living space but also add value to your property in Hertfordshire.
Whether you crave a stylish kitchen extension, a spacious loft conversion, or a functional home office addition, we've got you covered.
Why choose JMB Design and Build for your house extensions in Hertfordshire?
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Award-winning expertise: With years of experience and accolades in the industry, we deliver unparalleled craftsmanship and quality.
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Tailored solutions: We understand that every homeowner in Hertfordshire has unique requirements. That's why we work closely with you to design and build extensions that match your vision and lifestyle.
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Local expertise: As a trusted name in Hertfordshire and North London, we deeply understand the local regulations and architectural styles, ensuring smooth project execution from start to finish.
Previous Potters Bar House Extension Projects
2024
Borough Way, Potters Bar
Our client instructed us to construct a rear extension at this Potters Bar property.
The extension and entire refurbishment included an open-plan kitchen, tiling and underfloor heating.
2023
New Barnes, St Albans
Our client’s extension request for their family home based in St Albans, Hertfordshire, was a double storey extension to create an additional living room, a garage, shower room and two bedrooms (one with an en-suite).
This project turned has revolutionised our clients living space, enabling the family to enjoy a greater quality of life.
2021
Thornton Road, Potters Bar
We undertook a complete refurbishment of the internal and external for this Potters Bar based cottage. The client spoke to us about their ideas and we were able to redesign the whole of the ground floor creating a spacious open living/dining area, a modern Kitchen and cloakroom.