The Company

Three Arches are a Design & Build Company based in London.

We specialise in Residential Projects with a particular focus on Listed Buildings, extensions, loft conversions and full house refurbishments.


We cover mainly three areas of work:

Measured Building Surveys

As part of our turnkey solution we provide a wide range of specialised surveying services in particular:

  • Topographical Land Surveys,
  • Measured Building Surveys,
  • Level Surveys,
  • Laser scanning applied to filming industry / CGI productions

Architectural and Planning

Our service is designed to assist you during all steps of your project, from the very beginning, when we share thoughts about your requirements, to the completion. With our support you will be able to have all you need for design, construction and planning.

  • Architectural drawings
  • Planning Applications
  • Building Regulations
  • Tender packages
  • Construction management

Building Works and Project Management 

We specialise in residential projects with a particular focus on extensions, loft conversions and full house refurbishments.
From structural interventions to high level finishes we cover all the aspect of construction with our in house workforce and a trusted network of specialists