GS Renovation removes load-bearing walls in Marylebone's red-brick mansion blocks and purpose-built period flats across W1. With over 30 years of structural experience in Westminster, we open up tight flat layouts safely, size the right steel, and coordinate with your freeholder and managing agent so the work is signed off without fuss.
Load-bearing walls in Marylebone flats
Not every wall in a Marylebone mansion flat is structural. Many dividers in these purpose-built blocks are lightweight partitions, but the walls running with the block's main structure often carry load from the flats above. Before anything comes down, our structural engineer establishes exactly what each wall holds, because in a multi-storey W1 block you are removing masonry with several homes stacked overhead.
Where a wall is load-bearing, we install a correctly sized steel beam bearing onto padstones, with temporary propping in place while the masonry is taken out in safe, staged sections. Working in an occupied mansion block, we keep dust down and protect shared landings and lifts. Westminster City Council's building control inspects and certifies the beam under the Building Regulations, so your alteration is properly documented for the lease.
Freeholder consent for Marylebone alterations
Because almost every Marylebone home is leasehold, structural changes need the freeholder's formal licence to alter before work begins. Your lease will set out what the building's management requires, and the managing agent usually wants to see the engineer's drawings and calculations first. We are used to preparing this pack for W1 blocks, and we schedule the works around any building rules on hours, deliveries and use of the goods lift.
This is a leasehold flat, not a freehold terrace, so the Party Wall Act rarely drives the job the way it would in a Victorian street. Instead, the controls come from the lease and from building control. We still consider sound insulation to the neighbouring flats, since opening up a room can change how noise travels between homes in a period block just off Oxford Street and the West End.
- Structural engineer calculations and beam sizing
- RSJ and steel beam installation
- Temporary propping and safe demolition
- Padstones and correct bearing at each end
- Knock-throughs between reception rooms
Trusted Load-Bearing Wall Removal in Marylebone
Marylebone homeowners choose GS Renovation because we handle load-bearing wall removal as one accountable job. You get an engineer-designed steel, the freeholder's licence to alter and managing-agent liaison arranged, Westminster building control sign-off, and clean, considerate working in an occupied mansion block. Over 30 years across W1 means we know how these buildings are put together.
- Free, no-obligation quotations
- Over 30 years of experience
- Dedicated project management
- Fully insured and guaranteed work
- Building control and planning support
- Clean, tidy and reliable tradespeople