Heritage-Sensitive Extension Specialists
Extension Engineers in Westminster
Extending a property in Westminster means navigating one of London's most heritage-conscious planning environments. We design rear extensions and infill schemes that maximise space while meeting Westminster's exacting conservation area requirements.
Local Challenges
Home Extensions in Westminster
Almost all of Westminster falls within conservation areas with PD rights heavily restricted. Extensions must use materials and proportions that respect the existing building. Listed properties require LBC with full structural justifications. Party wall considerations are critical.
What You Get
- Structural design for rear and infill extensions
- Foundation design for central London ground conditions
- Steel beam specifications for open-plan connections
- Heritage impact structural documentation
- Party wall structural surveys
- Building Regulations structural calculations
Property Types
Home Extensions by Property Type in Westminster
Timeline
How Long Does It Take?
Design: 2–4 weeks. Planning: 8–12 weeks. Construction: 10–16 weeks.
Tailored Pricing
Request a Fee Proposal
Every project is unique. Share your drawings with us and receive a detailed fee proposal tailored to your home extensions project in Westminster.
Recent Project
Marylebone, Westminster
Designed a glazed rear extension to a Marylebone townhouse using a minimal steel frame with structural glass.
Common Questions
Home Extensions in Westminster — FAQ
Ready to Engineer Your Project?
Get a bespoke consultation with a structural engineer who specialises in home extensions in Westminster.