Scroll to top

Contact Us

Loft conversions

Loft Conversions

The Loft Conversion London team are the best Loft Conversion Specialists in the industry. Loft Conversions in London are the solution for growing families and people looking to add quick and easy space to their properties. A Loft Conversion can be completed within just a few weeks



The House Extension London Team are excellent at creating all types of Extensions. Single or Double Storey, Side Return and the latest designer Glass Extensions are built within weeks. Kitchens, Living areas and Entertainment areas are some of the most popular types of House Extensions

Basement Conversions


The Basement Conversion London Team are specialists in Converting Basements in London. Basement Conversions are now very popular within London recently. A London Basement Conversion can be a new self contained flat a gym a cinema room or an addition of many new rooms to the property

London Basement Conversion

Design and Build by London Builders

0800 019 0470

Basement Conversion by London Builders


Basement Conversion London

A London Basement Conversion makes all the difference as the property market is still booming in most London area’s. Basement Conversions offer heaps of new living and can be designed in a few different ways.


Unparalleled Service

At London Builders we offer an unparalleled service which incorporates all of the initial Planning, Design Stage and Full Architecture together with Construction and Project Management.

  • Surveys

Our Specialist Basement Conversion Surveyors firstly look into your properties strengths and weaknesses, if any and then go on to working out logical designs and construction options available.

  • Tests

Tests are carried out to check the soil conditions, movements and water runs.

  • Planning

Architectural Plans are drawn up and submitted to your local council.

  • Engineering

Structural Supports and other weight bearing and weight distribution materials and methods are used to fully support and improve your homes structure.

  • Project Management

A Project Manager is appointed to your Basement Conversion project who oversees the whole Basement Construction Process and communicates with your local Planning Department as well as your local Building Regulations Department.

  • Basement Construction

Your Basement is then built to the agreed plans and handed over to you either fully decorated or with our Professional Interior Design option.



With our vast experience in Basement Conversion and construction we can help you to make your new Basement a master piece.


Tailored Service


You receive a fully personalised service where you tell us your idea’s and what you want from your new Basement Conversion and our Architects, Engineers and Design Teams then work out various options to suit your exact requirements.

Contact London Builders:

0800 019 0470

 100 New Bond Steet, Mayfair, London, W1S 1SP