Home extensions
More room, built around the home you already have. We carry out extensions and extension redesigns, with brickwork and stonework that give the new space its character.
Make more of the place you call home. We're JJ Builders, carrying out extensions, garage conversions and renovations across West Yorkshire.

Extend. Build. Renovate.
JJ Builders, West YorkshireA bigger kitchen. An extra room. A layout that brings the family together. Tell us what you have in mind for your home.
Discuss your plansMore room, built around the home you already have. We carry out extensions and extension redesigns, with brickwork and stonework that give the new space its character.
Bring rooms together for a different way of living. Our renovation work includes knock-throughs, structural steelwork and kitchen fitting, including bespoke painted shaker kitchens.
Put your garage space to a new use. Our conversion work includes bricking up openings, building stud walls, electrical work and a smooth plaster finish.
General building work, new builds and garden walls. We work in natural and artificial stone, with attention to the details that bring the whole elevation together.
New layouts and finished spaces, with the building work behind them taken care of.


Our renovation work includes reconfiguring existing rooms, moving bathrooms and creating bedrooms and dressing rooms. It's about making the space work for the people who use it.
“We wanted to create an open plan kitchen/living/dinning space by combining 3 rooms.”
Structural knock-throughs, steel beams and a bespoke painted shaker kitchen, brought together in one renovation.
Tell us about your home
Natural stone, artificial stone and carefully laid brickwork. The structure matters, and so does the finish you see every day.
We undertake building and bricklaying for extensions, new builds and garden walls across West Yorkshire.
“The finish and cleanliness is of high quality.”
haroon valli, 5-star Google review
“He and all the lads were respectful of our house and garden, leaving their area of work clean and tidy.”
“I found Josh to be clear, timely and knowledgeable, with a great eye for detail.”
Planning an extension, conversion or renovation? Call or email us to talk through the work you have in mind.
Based in Bradford. Working across West Yorkshire.
Find us on FacebookTell us a little about your plans when you get in touch.