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House Extensions — Cube Lofts & Extensions

Our Services

House Extensions in Altrincham & South Manchester

Single-storey, double-storey and wrap-around house extensions in Altrincham and South Manchester, with brickwork matched to your existing home and managed to Building Control sign-off.

Overview

A well-designed house extension transforms how a home works, whether that is a bigger kitchen-diner, an extra bedroom, a family room or a downstairs bathroom, adding the space you need without the upheaval and cost of moving. As a family-run builder based in Altrincham, we design and build house extensions across South Manchester and North Cheshire, managing the whole project from foundations through to the finishing touches.

We build single-storey, double-storey and wrap-around extensions. Every project starts with a free survey and honest advice on what works for your property and your budget. We arrange drawings and planning advice where they are needed, then carry out the foundations and structural work, brickwork carefully matched to your existing home, all the roofing, and the plumbing, electrics, plastering and joinery that turn a shell into a finished, usable room. Matching the brick and external finishes is something we take care over, so the extension looks like part of the original house rather than something bolted on.

Because we are family-run, the owners run every extension hands-on, with the same emphasis on build quality, clear communication and a tidy, considerate site. With 25+ years of combined construction experience and a small focused team taking one or two projects at a time, your extension gets proper attention rather than being squeezed between a dozen other jobs. The work is managed through to Building Control sign-off so your new space is fully inspected and built to last. We are members of the Federation of Master Builders, fully insured and VAT registered, and we serve homeowners across Altrincham, Manchester, Stockport and the wider area.

What's included

What's included with every job

The standard kit and approach you get on every house extensions job — no upsells, no surprises mid-job.

  • Single, double-storey & wrap-around extensions

    Whatever suits your home and how you want to use it, from a single-storey rear or side extension to a double-storey addition or a wrap-around that opens up the whole ground floor.

  • Foundations & structural work

    Properly dug and poured foundations and all the structural work the extension needs, built to the engineer's specification so the new structure is sound from the ground up.

  • Brickwork matched to your existing home

    Brickwork and external finishes carefully matched to your existing property, so the extension blends in and looks like it was always meant to be there.

  • All roofing

    Flat, pitched or lantern roofing as the design requires, weathered in and finished correctly so your new space is warm, dry and well-insulated.

  • Plumbing, electrics, plastering & joinery

    All the trades to take the extension from shell to finished room, including heating and plumbing, electrics, plastering and the joinery and second-fix work.

  • Building Control sign-off

    The project is managed through to Building Control sign-off, so your extension is fully inspected, signed off and ready to use.

How it works

From enquiry to sign-off

A simple, predictable process from your first message through to the walk-round at the end.

  1. 1

    Home survey & feasibility

    We visit your home to look at the space, talk through what you want to achieve and assess what is realistically possible — measurements, structure and any planning considerations all checked on site so the advice is honest from the start.

  2. 2

    Design, drawings & approvals

    Where needed we arrange architectural drawings and advise on planning permission or permitted development. We agree the layout, specification and a clear price so you know exactly what you are getting before any work begins.

  3. 3

    Construction phase

    Our own team carries out the build hands-on — foundations or steelwork, the structural shell, then first and second fix trades through to plastering and the final fit-out — managed start to finish with tidy, considerate site practice.

  4. 4

    Handover & Building Control sign-off

    We complete the finishing touches, walk you through the finished space and see the project through to Building Control sign-off, so your new room is fully signed off and ready to use.

Pricing

Free survey and a clear, fixed quote. We price every extension after seeing your home, so you know the full cost before work begins.

FAQs

House Extensions — frequently asked questions

Contact Us

Get a quote for house extensions

Tell us what you need and we'll get back to you as soon as we can.

Let's talk about your project

Get in touch for a free, no-obligation quote. We're happy to talk through options and timescales.

Why choose us

  • Fully insured & guaranteed work
  • Free, no-obligation quotes
  • Tidy and reliable tradespeople
  • Clear, upfront pricing

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