House Extensions

Expand your living space with expertly designed and constructed extensions

Modern house extension

Create More Space Without Moving

Need more space but love your location? Our house extension services provide the perfect solution. AB21 Joinery & Building Ltd specialises in designing and constructing extensions that seamlessly integrate with your existing property while maximising your available space.

Whether you're looking for a single-storey rear extension, a two-storey addition, or a side return extension, our experienced team handles everything from initial design concepts through to final completion. We ensure minimal disruption to your daily life while delivering exceptional results.

  • Single and multi-storey extensions
  • Rear, side, and wrap-around designs
  • Seamless integration with existing structures
  • Full architectural and planning support
  • High-quality finishes and fixtures
  • Minimal disruption during construction
Discuss Your Extension
Extension Types

Solutions to Suit Every Home

Rear Extensions

Extend into your garden to create larger kitchens, dining areas, or open-plan living spaces that transform how you use your home.

Side Extensions

Make use of side passages and unused areas to add valuable extra square footage to your property.

Two-Storey Extensions

Maximise your investment with a two-storey extension, adding bedrooms, bathrooms, and living space in one project.

Ready to Extend Your Home?

Contact us today for a free, no-obligation consultation and quote for your house extension project.