Loft conversions, house extensions, renovations, basements and new builds across London and Hertfordshire.
Services
Loft conversions, house extensions, renovations, basements and new builds across London and Hertfordshire.
Services
Loft conversions, house extensions, renovations, basements and new builds across London and Hertfordshire.
Services
Loft conversions, house extensions, renovations, basements and new builds across London and Hertfordshire.
Services
Call 020 8037 7332 or get an instant estimate online.

A full renovation of a 2,500 sq ft period apartment off Great Portland Street: new kitchen, bedrooms and bathrooms throughout, with German kitchens, CP Hart bathrooms and tiled floors.
Project facts
- HousePeriod apartment
- Added2,500 sq ft renovated
- On site18 weeks
- Completed2025
- PlanningNot required (internal works)
- Contract value£150,000 – £200,000 inc. VAT
Project type: Renovation · Area: Fitzrovia / Marylebone W1
What we did
- Full interior renovation
- New German kitchen
- New bedrooms and bathrooms
- Tiled floors throughout
Specification
CP Hart bathrooms · German kitchen · Tiled floors
Design and build inclusive: architecture, structural engineering, planning, party wall, construction, project management and LABC sign-off under one contract.
Anderson's note
Central London apartment renovations are about logistics — freeholder licence to alter, lift and access hours, and where the skip goes. We agree all of it before we price, so the programme holds.
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 and a 10-year LABC structural warranty.
One team, one contract, one point of contact — from first sketch to handover.

“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
“Hired LCCL Construction to design and build us a rear house extension. Found them easy to work with and are pleased with the results. They have been recommended to us for the whole build including designs and construction. The rear extension feels amazing,…”
James Grimsdale · Google Reviews






