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
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A rooflight loft conversion on a Victorian house in Hampstead: one new room within the existing roof, four weeks on site — the lightest-touch loft we do.
Project facts
- HouseVictorian (1870s)
- Added+250 sq ft
- On site4 weeks
- Completed2025
- PlanningHouseholder planning (conservation area)
- Contract value£40,000 – £50,000 inc. VAT
Project type: Velux loft · Area: Hampstead NW3
What we did
- Rooflight (Velux) loft conversion
- One new room within the existing roof
- Conservation-area application
Specification
New Stairs and Doors
Design and build inclusive: architecture, structural engineering, planning, party wall, construction, project management and LABC sign-off under one contract.
Anderson's note
In a conservation area a rooflight loft is often the only loft you will get consent for — no dormer, rooflights on the rear slope only. It is also the fastest: four weeks.
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.
“I highly recommend LCCL Construction. From the start of discussing ideas and planning I can tell you they were very professional and efficient. I had my kitchen and loft done a year ago now and am absolutely thrilled! Exactly what I wanted!”
Nadya Christou · Google Reviews
“We came to LCCL for a full house redesign and renovation after hearing great reviews online and through word of mouth. We couldn't be happier with the outcome. Because of the scale of the project we relied heavily on Alex and the team to provide…”
Steph Brooks · Google Reviews
“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…”
Christophe · Trustpilot