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House extension in Morpeth by J T Cuthbert Ltd

House Extensions

House extensions that add real space and value.

House Extensions in Newcastle upon Tyne & across the North East, 38 years in business, fully insured, director-led.

38 Years in Business
Family run since 1988
Fully Insured
Public and employer's liability
Fixed Written Price
Never an hourly estimate
4.9 Star Rated Builders
Good reviews and repeat custom

The problem we solve

Why house extensions is worth doing properly.

Families grow, working habits change, and homes that once felt spacious start to feel cramped. Moving house is expensive and disruptive, but living with too little space is miserable. A well designed extension solves the problem without uprooting your life, provided the structural work, matching brickwork and roof tie ins are done properly so the new space genuinely feels part of the home.

Signs you may need this

  • Your kitchen or living space feels cramped for your family
  • You need a home office, extra bedroom or playroom
  • You want open plan living but your current layout will not allow it
  • Your home has the plot for a side or rear extension you are not using
  • You would rather extend than take on the cost and stress of moving

What's included

A complete, in-house scope.

When your home no longer fits how you live, an extension is usually the most sensible answer, far less upheaval than moving, and it adds real value when it is done well. Whether you need a larger kitchen, an extra bedroom, a home office, or a full additional storey, our extension service adds genuinely usable space to your home. We handle the structural calculations, planning and building control, then carry out the structural alterations, brickwork, roofing, and full internal fit out so the new work reads as part of the original property, not a bolt on.

  • Site survey, structural review and fixed written quotation
  • Planning permission and building control coordination
  • Structural alterations, steelwork and knock throughs
  • Matching brickwork and roof tie ins
  • Plastering, joinery, and full internal finish
  • Kitchens, bathrooms, windows and doors as needed

Our process

How this service unfolds.

01

Survey

We assess the existing structure, measure up, and talk through what you want to achieve.

02

Approvals

We coordinate structural calculations and manage planning and building control submissions.

03

Build

Structural works, brickwork, roofing and the full internal fit out, all by our in house team.

04

Finish

Plastering, joinery and final finishes, snagged and signed off to building control.

What you get

The outcome you're after.

  • More usable space without the cost and upheaval of moving
  • A genuine lift in your home's value when it is done well
  • Open plan living, bigger kitchens, or that extra bedroom you need
  • New work that blends seamlessly with the original property
  • One team handling structure, roof, fit out and finishing

Why choose us

38 years of doing it properly.

  • 38 years extending homes across Newcastle and the North East
  • Matching brickwork and roof tie ins done properly
  • Planning and building control handled for you
  • Director led, with the same trades from start to finish
Our guarantees

Service FAQ

Questions about house extensions.

Preparing to request prices? Read our guide to comparing house extension quotes.

Related work

Homes built through this service.

Where we work

House Extensions across Newcastle & the North East.

Based in Newcastle upon Tyne, we carry out house extensions across the whole North East, and we'll work nationally for the right project.

All areas we cover
Fully Insured · Established 1988

Get your free, no obligation quote today.

Pick up the phone or fill in the form and Tom or Joe Cuthbert will call you back the same day. Fixed written price, never an hourly estimate.

Monday to Friday, 8am to 4:30pm · Free site visit across Newcastle upon Tyne and the North East