Steel beam installation, RSJ and structural alterations in Wembley. Trusted, professional, 30+ years' hands-on experience.
GS Renovation installs steel beams and RSJs across Wembley, working mainly with the 1930s semi-detached and interwar suburban houses that fill HA9. With over 30 years of structural experience in Brent, we remove load-bearing walls safely, from ground-floor knock-throughs to chimney breast removals, so these solidly built homes gain the open space that modern family life needs.

The interwar semis around Wembley were built with an internal load-bearing spine wall dividing the front reception from the rear, and homeowners in HA9 regularly ask us to take it out for one continuous living space. Every beam is sized by a structural engineer, not guessed at, and bears onto concrete padstones spread across the surviving brickwork. We install temporary props first, then remove the wall in controlled stages so the floors above stay fully supported.
Because many of these 1930s houses sit as semi-detached pairs, the spine wall or a chimney stack often falls within a shared party wall with the neighbour. Where that applies you serve the correct Party Wall Act notices before any cutting begins. Building control inspects the padstone bearings and the finished steelwork, and we book those inspections so your project is signed off properly rather than left in limbo.
A common Wembley job is widening the kitchen at the back of an interwar semi, dropping a beam over the old rear wall to link the kitchen with a dining area or a future extension. On the generous plots typical of this suburb, we also see beams supporting a loft conversion or holding up first-floor masonry once a downstairs opening is formed. The engineer calculates the loads, order the right steel section and manage delivery down the sometimes narrow side access these houses have.
Safe demolition is the part homeowners underestimate. We sheet and protect the property, prop from solid bearings, and cut back the masonry gradually rather than dropping a wall in one go. Once the RSJ is seated, packed and bolted where needed, we make good the surrounding plaster and reinstate ceilings. Throughout the work in HA9 we keep Brent Council building control informed so the completion certificate follows without delay.
Wembley homeowners choose GS Renovation because steelwork in these interwar semis demands respect for shared party walls, original masonry and building control. With 30+ years across Brent, we handle the engineer's calculations, the propping, the safe demolition and the sign-off as one accountable job, so your load-bearing wall comes out cleanly and the house stays sound.
Very friendly and I am very pleased with the work he has done, also very clean worker and enthusiastic about his work. Can not fault this company!!!!…
George was very friendly and helpful from start to finish. He worked really hard to ensure our kitchen was installed to a high standard and was…
Really happy with the quality of remedial works carried out by George in putting other previous tradesman work right. He was very helpful, honest and…
FAQ
There is no charge, and no pressure afterwards. GS Renovation surveys the HA9 property, checks what RSJ and steel beam installation would actually require there, and issues an itemised figure for your Wembley home. Quotes are free and no-obligation, which is the only fair way to price work of this kind. Call 07472 424 226 or email info@gsrenovationltd.co.uk to arrange a visit. Nothing at all is owed for the HA9 survey or for the written Brent quotation. As a rough guide, RSJ and steel beam installation in London runs roughly £1,500 to £4,000 for the beam itself on a single straightforward opening, covering supply, installation and building control sign-off; a full knock-through including taking the wall out, the structural engineer's fee and making good more typically comes to £2,500 to £6,500 or more (indicative London ranges, MyBuilder and Checkatrade, 2026). Your figure depends on the size, specification and condition of the property, which is why we survey before quoting.
Fewer at once than you might expect, by design. Stacking trades into an HA9 property makes an RSJ and steel beam installation job feel busy while achieving very little, so GS Renovation sequences them and keeps the Wembley site workable. You always know who is due and when. The programme issued with the Brent quotation names each stage and each week. The Wembley programme names who is coming to the HA9 property in each Brent week.
Yes, that is included. GS Renovation submits the Brent Council building control application for RSJ and steel beam installation at your HA9 property, books and attends the inspections, and sees the completion certificate through. Where the design needs a structural engineer we appoint and coordinate them. A Wembley homeowner is left with the party wall notices to serve, and we prepare those. Ring 07472 424 226 and we will explain the Brent steps. The party wall duty stays with you as Wembley building owner.
If the beam bears into a wall shared with a neighbouring property, yes, and that covers most terraces and semis in Wembley. Notice must be served before work begins, and the duty sits with you as building owner. We prepare the notices for your HA9 address.
Different in approach, not in standard. The work still has to satisfy Brent Council and the engineer's design, but RSJ and steel beam installation in a 1930s and interwar Wembley property is sequenced to protect what is already there at HA9. GS Renovation agrees with you beforehand which features are being kept. That conversation is what prevents regret afterwards in Brent. Ring 07472 424 226 and we will explain which features can be kept during RSJ and steel beam installation at your HA9 home.
Very likely, yes. Most interwar semis in HA9 share a party wall with the neighbouring house, and the spine wall or chimney breast you want opened up often sits within it. Under the Party Wall Act you must serve notice before work starts. We identify whether your beam affects the shared wall and prepare the correct notices as part of the project.
Across Brent comfortably, and well into the surrounding North West London. RSJ and steel beam installation at an HA9 address is routine for us, and so is work in Willesden and the streets between. GS Renovation will tell you honestly if travel makes a job impractical rather than pricing it defensively. Ring 07472 424 226 with the postcode for a straight answer. The Wembley survey is free whatever we decide. Small jobs and full projects are equally welcome in Brent.
Every Service, One Team
The same trusted team, 30+ years' hands-on experience and free, no-obligation quotes apply to every GS Renovation service in Wembley. Explore what else we do locally:
Same Service, Nearby Areas
We carry out RSJ and steel beam installation across Wembley and the surrounding areas. Explore a nearby location:
Free, no-obligation quote for RSJ and steel beam installation in Wembley. Rated 4.9 from 31 reviews on MyBuilder, fully insured, and building control handled for you.