House extensions
Single and double-storey extensions, including side, rear and wraparound builds, with the work planned around an agreed specification.
D&MConstruction
Brickwork, extensions, garden walls, structural alterations and steel installation across Greater Manchester and Cheshire.
Our main services
Our main work covers brickwork, house extensions, garden walls, structural alterations and steel installation. Every project starts with an agreed scope and a written quotation.
Single and double-storey extensions, including side, rear and wraparound builds, with the work planned around an agreed specification.
Facing brickwork, gable rebuilds, repointing, lintels, openings and structural repairs.
New and rebuilt garden and boundary walls, brick piers, copings and associated foundations.
Load-bearing wall alterations, structural openings, lintels and steel beam installation to the structural engineer’s design.
Patios, paving, steps, drainage, fencing, lawns and outdoor works.
Kitchen refurbishments, internal alterations, first fix, tiling and fit-out.
Design & structural support
No drawings yet? We can introduce a trusted architect and structural engineer so design, calculations and the build sit in one clear sequence.
Build in progress
Garden wall and brick piers
New facing-brick garden wall and piers. These photographs show the brickwork during construction.

Before & after
Gable end rebuild & chimney removal
A major structural transformation delivered safely from demolition to finish. The failing masonry and chimney were carefully removed before the full gable was rebuilt in matching facing brickwork, leaving a strong, clean elevation made to last.




Build in progress
New-build bungalow
Foundations, drainage, cavity walls, facing brickwork and structural openings formed for a new-build bungalow. Roof and finishes still to complete.




Building outside
From groundwork to the finished garden.
Patios · Paving · Groundworks · Drainage · Fencing · Lawns · Retaining walls · Decking





Before & after
Internal alterations & complete fit-out
A dated kitchen rebuilt as a modern family space — structural alterations, first fix, tiling and a complete fit-out.





How we work
You’ll deal directly with David throughout, with a straightforward plan and clear communication at every stage.
We look at the work, discuss your priorities and give practical advice.
You receive a clear scope of work so you know exactly what is included.
The work is organised carefully and your property is treated with respect.
We review the finished work with you before the project is signed off.
About D&M Construction
Our main work is brickwork, house extensions, garden walls, structural alterations and steel installation, supported by landscaping and refurbishment services. Led by David Duffy, you deal with the people on site, so decisions stay quick and the scope stays clear.
Start your project
Tell David what you have in mind. We’ll discuss the work, arrange a site visit and provide a clear, no-obligation quotation.