Home Extensions & Renovations


We complete extensions & renovations on different kinds of properties. Whether you have a large property in need of a complete renovation, or simply looking to make better use of you back garden by adding an extension.

We have the skills and expertise to make it happen, and are passionate about delivering projects of the highest quality.

Our dedicated management team will work closely with your architect ensuring your dream home becomes a reality.

Woodland Drive, Stillorgan

What are the stages of building a home extension?


McArdles provide all services that are required for Home Renovations & Extensions, taking care of your project from start to finish.

We are highly trained & experienced in each stage of the process. We guarantee to get the job done on-time, within budget, delivering projects of the highest quality, whilst making the process stress free & hassle free to our clients.


How long does it take to build an extension?

Depending on the size of your project, home extensions generally take between 16 to 24 weeks.


There is always a few exceptions to the rule; however, in general, the majority of home extension projects follow a similar process:

  • Secure site & erect scaffolding
  • Demolition works & waste removal
  • Groundwork, footings & drainage
  • Blocklaying 
  • Roofing
  • Window & door installation
  • Air tightness

  • Fit downpipes, connect drainage system
  • Insulation
  • Plumbing
  • Electrical works
  • Heating system
  • Plasterboarding
  • External wall finishes

  • Joinery / Carpentry
  • Tiling
  • Kitchen / bathroom fittings 
  • Painting & decorating
  • Landscaping
  • Snagging
  • Deep clean before handover


Looking for home extension ideas?

Still not sure what you want your home extension to look like? Have a look at our recently completed home extension at Durham Road, Sandymount, or recent attic conversion at Lambourne Wood, Cabinteely for ideas.


Or have a look below at our recently completed home extension in Woodland Drive, Stillorgan


Woodland Drive Stillorgan

"Full Renovation & Extension - Highly recommend!

We completed a full renovation project with the McArdle team. They stuck to timelines, were brilliant at communicating on: challenges, next steps, cost changes etc. We will be using them in the future for a phase 2! Highly recommend!
Alan (foreman) is the man!"


Paul, Woodland Drive, Stillorgan




Co. Monaghan

A75 VK23