loft conversions in Sussex and Surrey

Unlock the hidden potential of your property with Oak & Stone Carpentry and Building LTD. Based in East Grinstead, we deliver high-specification loft conversions that create valuable living space and add substantial market value to your home.

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Dormer and rooflight loft conversion

This completed loft project combines two front dormers with centrally positioned rooflights to maximise headroom, usable floor space and natural light. The dark cladding and slate roof create a smart, consistent finish that complements the character of the property.

Types of loft conversions we undertake

  • Dormer loft conversions: A structural extension projecting vertically from an existing sloping roof, creating vertical walls, standard window openings, and optimal head height and floor area.
  • Rooflight loft conversions: A straightforward solution that works entirely within the original roofline, introducing skylights or Velux windows without altering the external building structure.
  • Hip-to-gable loft conversions: Ideal for detached or semi-detached properties with sloping hip sides, extending the ridge line outwards into a vertical gable wall to maximise internal staircase and room capacity.
  • Mansard loft conversions: Involves replacing a roof slope with an almost vertical wall pitched at 72 degrees and a flat roof above, delivering the greatest volume increase of all styles.
  • L-shaped dormer loft conversions: Built using two connecting dormer structures across the main roof and rear outrigger extension, creating multiple separate bedrooms, home offices, or an extra en-suite bathroom.

Why homeowners trust Oak & Stone

From our carpentry heritage to our transparent approach, we treat every home with utmost care. Expect clear, fixed-price quotes, reliable day-to-day communication, and a clean, professionally managed site from start to finish.

Complete project coordination

We can manage your conversion end-to-end, organising architectural drawings, structural calculations, planning permission, and Building Regulations compliance. If you already have plans drawn up, we work seamlessly alongside your structural engineers and building control officers to bring your blueprints to life with exact precision.

Craftsmanship and bespoke carpentry

With our roots in fine carpentry, we excel at the custom finishes that elevate a conversion. We build bespoke under-eaves storage, fitted wardrobes, and made-to-measure staircases that blend naturally into your home's layout. We ensure minimal disruption and complete peace of mind, backed by comprehensive insurance.