interior designers

Luxury interior design company in London

Sigma London provides premium level services in the fields of residential architecture and interior design specialising in design and delivery of modern and elegant luxury homes and apartments in London.


Our team of experienced architects, interior designers and project managers deliver exquisite "turn-key" properties in prime locations of Central London.


We base our process on firm foundations of vast experience in delivering complete luxury home interiors for both UK and international investors. In addition to comprehensive design and delivery services we also consult on various aspects of home interior design and decoration such as furniture specification, lighting design and layout arrangements.


The commissions undertaken by our in-house team of experts range from full design and site delivery packages to separate bespoke solutions including one or several from the following:


  • Consultation on properties and brief resolution
  • Architecture, renovations and restoration of properties
  • Interior design
  • Specifying and purchasing furniture, fixtures and fittings
  • Art sourcing and commission
  • Construction management
  • Project Management