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A new basement dug beneath a Victorian terrace in St John's Wood: three new bedrooms with en-suite, a kitchen-diner and games rooms, 40 weeks on site.
Project facts
- HouseVictorian terrace
- Added+3,500 sq ft
- On site40 weeks
- Completed2023
- PlanningFull planning — new basement dig (Camden basement policy)
- Contract value£450k – £650k
Project type: Basement · Renovation · Area: St John's Wood NW8
What we did
- New basement excavation and underpinning
- Three new bedrooms and en-suite
- Kitchen and diner
- Games rooms
- Light wells
- Waterproofing to BS 8102
Specification
Wood Floors · Light Wells · Custom Kitches · Built Wardrobes · CP Hart Bathrooms
Design and build inclusive: architecture, structural engineering, planning, party wall, construction, project management and LABC sign-off under one contract.
Anderson's note
A basement is an engineering job with a house on top: underpinning sequence, waterproofing and the neighbours' party wall surveyors set the programme, not the finishes. Forty weeks is honest for 3,500 sq ft.
Anderson, founder — LCCL Construction, Finchley N3
As LABC Building Excellence Award Winners 2024 for Best Residential Extension in London, and 2026 London Regional Winners for Best Conversion or Alteration, every project runs under one contract with a 12-month workmanship guarantee, structural guarantee to building-control sign-off and a 10-year LABC Warranty available.
One team, one contract, one point of contact — from first sketch to handover.
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“Everyone at LCCL Construction was skilled, trustworthy and worked to the highest standard. I am delighted with our loft conversion, it is exactly what we wanted and I highly recommend the company - they have transformed the quality of my home. Overall it…”
KashImaging · Google Reviews
“We are very pleased to have used Lccl Construction to do full house renovation and loft conversion to our edwardian terraced house. Project involved total strip out of interiors and remodelling repositioning the interior walls, electrical and plumbing…”
neil smith · Trustpilot
“We did a 3x10m single storey rear extension with LCCL recently. It was scheduled to take 12 weeks to complete but with Alex's experience and agile project management, we are ahead of schedule (finished in 10). Alex, and LCCL,is extremely knowledgeable and…”
Galichet Christophe · Google Reviews