What we do
Every stage of a build, under one firm.
From new builds and extensions to patios, driveways, brickwork and the trades that finish a job — all managed by one team and coordinated with our trusted electrical and plumbing partners. 18 services in all, serving Saffron Walden, Cambridge & the Uttlesford district.
01
New Builds
Full residential builds, from groundwork to completion
JRB Builds takes on full residential new builds, managing every stage from setting out the groundwork to the final sign-off — with the structural work, trades and building control all coordinated by one team.
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02
Home Extensions
Single & double-storey rear and side extensions
Extensions are what JRB Builds is reviewed for most — double-storey side extensions with aluminium windows and rendered fronts, rear extensions, and ground-floor WC additions, all handled structurally and finished to a high standard.
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03
Garage Conversions
Turning garages into offices, studios, music rooms & living space
A garage is often the cheapest extra room a house can gain. JRB Builds converts garages and parts of garages into offices, studios, music rooms and living space — insulated, wired and finished to match the rest of the home.
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04
Walls & Landscaping
Garden walls, planters, raised beds & landscaping features
Beyond the house, JRB Builds takes on garden walls, brick planters, raised beds and landscaping features — often alongside a patio — using Tobermore walling and traditional brickwork to shape and finish a garden.
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05
Driveways
New driveway installation, prepared and laid to last
JRB Builds installs new driveways — block-paved and stone — prepared on a proper base with edging and drainage, so the finish is level, hard-wearing and drains as it should.
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06
Patio Installation
Large-format porcelain and stone patios, laid to falls
Patios are a JRB Builds signature — large-format porcelain (600×900 mm slabs) and stone, laid on a prepared base to precise falls, often with Tobermore paving and matching garden walling.
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07
Brickwork & Repointing
Traditional brickwork, mortar repairs and crack repointing
From new garden and boundary walls to raking out and repointing tired mortar, JRB Builds carries out traditional brickwork and repointing — building new and restoring old to a clean, weathertight finish.
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Power Cleaning & Restoration
Deep pressure washing of roofs, drives, fascias, soffits & gutters
JRB Builds carries out deep power cleaning and restoration — pressure washing roofs, driveways, patios, fascias, soffits and gutters to lift off moss, algae and years of grime and bring surfaces back to life.
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Foundation Work
New footings and underpinning, set out and poured
Every sound build starts below ground. JRB Builds carries out foundation work — new footings for extensions and new builds, and underpinning to strengthen existing structures — set out and poured to the engineer’s spec.
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Groundwork & Drainage
Site preparation, drainage systems and soakaways
JRB Builds carries out the groundwork a project sits on — site preparation, drainage runs and soakaways — including new drainage for extensions and en-suites, set to the right falls and connected properly.
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Roofing
Roof repairs and full replacement
JRB Builds carries out roofing as part of its builds and as standalone work — repairing leaks and finishing new roofs on extensions and new builds, with fascias, soffits and guttering completed to match.
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Wall & Crack Stitching
Structural crack repair and helical bar wall stitching
Cracked masonry doesn’t always mean rebuilding. JRB Builds carries out structural crack repair and helical bar wall stitching — reinforcing and tying cracked brickwork back together, then making good.
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13
Doors & Windows
Supply and fit, including aluminium windows
JRB Builds supplies and fits doors and windows as part of its builds and on their own — including aluminium windows and bay windows — measured, fitted square and sealed weathertight.
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14
Painting & Decorating
Interior and exterior, prepared and finished properly
Decoration is what pulls a build together. JRB Builds finishes the projects it builds inside and out — proper preparation and filling, then a clean, precise final coat that matches the standard of everything underneath.
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15
Plastering
Skimming and external rendering
JRB Builds carries out plastering and rendering as part of its builds — skimming walls and ceilings to a smooth finish inside, and rendering fronts and extensions outside, including the rendered fronts our extensions are known for.
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16
Electrical
First and second fix, with Al Platten Electrics
Every build needs electrical work at the right moments. JRB Builds coordinates first and second fix with Al Platten Electrics — the electrician team our reviews name — so the wiring lands exactly when the build needs it.
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17
Plumbing & Heating Systems
Plumbing and UFH-ready groundwork, with Warmtouch
JRB Builds coordinates plumbing and heating with Warmtouch — the plumbing team our reviews name — including new pipework for extensions and en-suites and the groundwork for underfloor heating.
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Site & Property Clearance
Site and property clearance, tidied and cleared
A build starts and ends with clearance. JRB Builds handles site and property clearance — removing waste and clearing space — including organising waste removal and helping customers move furniture into storage during a project.
More about thisMaterials & trades we build with
The suppliers and trusted trades behind our work.
Tobermore
Paving & walling
Porcelain paving and garden walling on our patios and landscaping.
Cannonad
Building materials
Building materials supplied across our new builds and extensions.
Howdens
Kitchens
Kitchens fitted on our extension and renovation projects.
Al Platten Electrics
Coordinated trade
Certified first and second fix electrical work on our builds.
Warmtouch
Coordinated trade
Plumbing and heating, including underfloor-heating installation.
These are the supplier brands and specialist trades JRB Builds works with — not trade-body accreditations. We list only the partners actually behind our projects, so you know exactly whose materials and hands are on your build.
Not sure which service you need?
Describe the job to James — he'll give you honest advice on what it actually needs.