top of page

Our services include loft conversions, house extensions, architectural design and custom house builders

architecture and construction solutions, design and build company London, UK

Lccl are a full service architecture and construction company located in Finchley, London N3 United Kingdom. From traditional to contemporary, we are experts at creating unique spaces that match your unique style and needs.

" We hold £5m Public Insurance

£10m Employers and All Risk Total Insurance to give you a peace of Mind! " 

“Professional contractors offering support to residential customers. 35+ years Experience.” 

House Extension and Loft Conversion design and build
House extension builders
  • rear house extension builders

  • kitchen extension builders

  • side return extension builders

  • wrap around and side return house extension 

  • optional LABC 10 year warranty

  • plumbing and electrical packages

  • design and build company in London

  • New permitted development rules applied

New home builder London, United Kingdom
  • new home build schemes

  • design and construction

  • architecture design and planning 

  • LABC 10 year warranty

  • no deposit required

  • plumbing and electrical packages

  • New permitted development rules applied

Loft conversion company
  • dormer loft conversions

  • hip to gable loft conversions

  • mansard loft conversions

  • L shaped loft conversions

  • velux loft conversion

  • optional LABC 10 year warranty

  • plumbing and electrical packages

  • design and build loft company london

  • new permitted development rules applied

Home renovation company London
  • Flat and Apartment Renovations

  • House Renovations

  • Design and Build

  • Plumbing and Electrical 

  • Supply and Install Kitchens, Bathrooms, Flooring, Doors or Wardrobes

  • Total finishing options

Design and build company London
  • design and build company in London, UK

  • design and build of loft conversions

  • design and build of house extensions

  • design and build new houses

  • optional LABC 10 year warranty

  • local authority building control partner

  • party wall and structural drawings and calculations

Architecture design services
  • Architecture, Design and Planning

  • Measured building survey

  • Schematic drawings Consultation and Party Wall Agreements

  • Project Management

  • Structural Drawings and Calculations Planning and Building Control Application

Get instant quote for your loft conversion, home extension, renovation or new build including architecture and design build

Type of projects we do including architecture and construction, get your instant design and build quote 

New permitted development rights and type of upward extension on homes that are possible in England

You can add additional two storeys to houses in England without needing planning permission.
Book free consultation call to find out what is possible and how we can help.
Learn about the new permitted development rights that allow
upward extensions on existing homes. Your house can't be in protected area, and it has to have been built between July 1948 and 2018.

What is the design and build process

How does it work?

What is the design and build process

Lccl Construction Company Services

Start your project today

Our services area for loft conversions, house extensions and architecture services, if your area is not listed ask if we cover your area: 

loft conversions london

loft conversions hertfordshire 

loft conversions north london

loft conversions east london

loft conversions south london

loft conversions west london

loft conversions essex

house extensions london

house extensions hertfordshire 

house extensions north london

house extensions east london

house extensions south london

house extensions west london

house extensions essex

architectural design london

architectural design hertfordshire 

architectural design north london

architectural design east london

architectural design south london

architectural design west london

architectural design essex

bottom of page