Extensions
Thoughtfully built extra space, from rear and side extensions to larger home transformations.
Call 07957 259109
South Yorkshire & Derbyshire
Extensions, renovations and complete property improvements delivered by a trusted family-run building team.
About JDP Build
James established JDP Build Limited in France in 2008 while living abroad. Alongside renovating an 1850s barn, he completed projects ranging from new builds and renovations to swimming pools.
After returning to the UK in 2014, James continued to grow the business through extensions, renovations, loft conversions and garden rooms. Today JDP is a family-run team, with his wife and daughter in the office and his son working alongside him on site.
We offer a flexible approach, close attention to detail and a wide range of trusted trades for homes and commercial properties across South Yorkshire and Derbyshire.
What we do
Thoughtfully built extra space, from rear and side extensions to larger home transformations.
Complete property refurbishments managed from strip-out through to the finished room.
Clean, durable plastering and rendering for smooth walls, ceilings and exterior finishes.
Brickwork, roofing, structural alterations, joinery and the practical jobs that bring it all together.
Well-finished interior spaces, including kitchens, flooring and full downstairs remodelling.
Practical upgrades that help make homes warmer, more comfortable and more energy efficient.
Turn unused roof space into a practical bedroom, office or living area designed around your home.
Purpose-built spaces for working, relaxing or entertaining, finished for year-round use.
Experienced support across complete residential builds, from early structural stages to finishing.

Built around your home
Building work can feel daunting. We keep it simple with honest conversations, a clear scope and regular updates as the job moves forward.
Customer feedback
See recent projects, progress updates and feedback from customers across our social pages.
Advice & updates
Begin with how you want the new space to work, then consider budget, drawings and permissions before the build begins.
Coordinating the structural work, plastering and finishing together helps keep a renovation moving in the right order.
Insulation and considered home improvements can make older properties warmer and more comfortable throughout the year.
Areas we cover
Based in Mosborough and covering Sheffield, Rotherham, Chesterfield and surrounding areas.
Start a conversation
Tell us what you have in mind and we’ll get back to you to arrange the next step.
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