LONDON’S GO-TO CONSTRUCTION SPECIALISTS
High-quality builds. Transparent processes. Real results.
From design to handover — we manage it all, so you don’t have to.
Your ideas and our hard work together will result in great planning applications, drawings, and designing. Talk to us today so that we can present you with some enticing designs for your dream house.

Once we are done with the planning process, Build Joy will assign a specialist who will be available for all types of building-related conditions and structure reports.

Build Joy has a team of professional and proficient builders and specialists who are experts in different kinds of building services in the UK. We can take care of any building project!

Do you want to talk to us and go for a design-related consultation? Don't hesitate to speak to us. We will provide you with no-obligation construction estimates. Build Joy is just a call away.

CONSTRUCTION PROJECTS COMPLETED
CONSTRUCTION PROJECTS
- A-604, Vista Centre, Salisbury Road, Hounslow, London.England
At Build Joy Design & Build, we believe that every construction project is unique and deserves a personalized approach. As a leading construction company in Hillingdon, Pinner, Ickenham, Harrow, Twickenham, Ealing, and Uxbridge, we are immensely passionate about turning your dream house into a reality.
Our team of skilled professionals can take on any project, big or small. We work alongside our clients to turn their ideas into beautifully crafted designs that prioritize functionality and personality. From start to finish, we ensure that every detail is perfect and that our clients are satisfied with the final outcome.
Build the Home You’ve Been Dreaming Of
From loft extensions to luxury refurbishments — quality construction with a personal touch.
HOUSE EXTENSIONS
Build Joy specialises in high-quality house extensions - rear, side & wraparound. We handle design, planning & construction with full project management. Timely, trusted, and tailored to your needs.
Langley – Wraparound Extension
A complete design & build project involving a modern wraparound...
Tattenham Way Banstead
Garage Converted into an Habitable room with Ensuite Outbuilding Office...
Hanwell – Osterley Park Road – House Extension
Recently, completed a house extension project on Osterley Park Road...
LOFT CONVERSIONS
Maximise your home’s space and value with Build Joy’s expert Loft conversions. We design and build dormer, mansard, and lofts - fully managed, high-quality, and tailored to your needs.
Northwood – Loft Conversion & Extension
Northwood is a popular place in London. Also, the property...
Isleworth – Loft Extension, Conversion & Refurbishment
Build Joy is a design & build company based in...
DESIGN & BUILD NEW HOUSE
Partner with Build Joy for bespoke new home construction. We deliver end-to-end solutions - from planning and architectural design to high-quality construction - tailored to your specifications and managed with precision.
Sunbury – 33 New Flats – Finished
1 Bedroom & 2 Bedroom Flats with ensuite – the...
Twickenham Church Restoration Work
Restoration work carried out at a 600 year olf church...
Sunbury – 33 New Flats Construction
Sunbury or Sunbury-on-Thames is a town on the north bank...
Why You Should Work With Us
We combine expertise, reliability, and transparency to deliver quality construction services you can trust.

Qualified and experienced team
Skilled professionals turning ideas into reality.

Large crew
A dedicated crew ready to deliver on time, every time.

Insured for £ 5 Million
Fully insured up to £5 million for your peace of mind.

Office Infrastructure to back the project
Advanced infrastructure backing our efficient project delivery.

Low Deposit
A low deposit requirement to get your project underway.

Stagewise Payments
Easy, stage-based payments to fit your budget and timeline.

Client references
Our past clients vouch for our professionalism and excellence.

Well funded and debt-free company
We are a well-funded, debt-free organization ensuring project security.
Why You Should Work With Us?
Overall Rating
Cookie Tanna2025-01-24Trustindex verifies that the original source of the review is Google. We met with a few of building companies and thought carefully about who we wanted for our back and side extension. Build Joy They were already recommended but we wanted to be 100% sure ourselves We were impressed with their plans and breakdown for our work clearly demonstrating their expertise. When asking about costs of products whether it was bathroom or kitchen related, he an accurate estimations to help guide us to understand our total costs. We were happy with the Builders carrying out the work they were pleasant, and efficient. The foremen particularly showed his experience when we needed help and also listened to our needs. Throughout the project payment plans were very clear and we were kept informed of what was happening. The company knew buildings regulations law and ensured we were always doing things correctly Eventually resulting in a smooth sign off. Over a year later and we have no issues with the build work. When we have had a few questions they have responded quickly. We would have no hesitation to recommend BuildJoy Miss Tanna & Mr Patel Eastcote Mehul Desai2023-02-11Trustindex verifies that the original source of the review is Google. Tarun was kindly to do my flat in London , he was very professional and he was responsive when we were stuck thank you James Allen2023-01-14Trustindex verifies that the original source of the review is Google. Can't recommend build joy more. Work was to a very high standard, timely and competitively priced. Tarun and his team were friendly and respectful of our schedule during COVID.
Blog
Stay informed with expert advice, trends, and inspiration from the world of construction and home design.
Beyond the Paint: The Hidden Truths of Home…
“A Homeowner’s Guide to Selecting the Trustworthy Builder – Asking the Right…
Cavity Walls Construction in the UK: The Building…
Imagine standing inside a cozy home on a chilly winter evening, a…
Building for Resilience: How London Construction Adapts to…
As the impacts of climate change become increasingly evident, the construction industry…