property development London
property investment uk

London Interior Design

The Sigma Service


Sigma London specialises in high-end residential projects for the discerning client.


We provide a "turn-key" solution to your design and build needs through our integrated skilled team of architects, interior designers, bespoke craftsmen and project managers.


Our strong delivery team provides expertise throughout all stages of design and delivery, in particular:


  • Brief development
  • Architectural design | Interior design
  • Statutory applications and submissions for consent
  • Design, Construction & Project Management
  • Landscape design
  • Source or commission Art, Furniture and Fittings