House extension construction

Extensions & Conversions

Maximise your living space with professional extensions and conversions

Professional Extensions & Conversions

Need more space? McKenna Joinery and Construction specialises in house extensions and garage conversions that seamlessly blend with your existing property while adding valuable living area.

Whether you need an extra bedroom, larger kitchen, home office, or living space, we manage the entire project from initial design through to completion. Our team handles all aspects including foundations, structural work, roofing, windows, doors, electrics, plumbing, and internal finishing.

We ensure all work complies with building regulations and planning requirements, providing you with a quality extension that enhances your home's value and functionality.

What We Offer

  • House extensions design and build
  • Garage conversions
  • Single and double-storey extensions
  • Complete project management
  • Building regulations compliance
  • Professional finishing services