Open-plan kitchen, diner and living conversions in Ruislip. Trusted, professional, 30+ years' hands-on experience.
GS Renovation creates open-plan spaces in Ruislip homes, turning the compartmented 1930s layout into kitchen-diners, knock-throughs and broken-plan living. With more than 30 years on West London's interwar houses across HA4, we combine the structural steelwork with the finish, so the generous plots and solid semis around Ruislip finally live the way modern families need.

The interwar houses around Ruislip were designed as a series of small, separate rooms: a narrow kitchen at the back, a dining room beside it and a front reception off the hall. Opening these up into a single kitchen-diner almost always means removing a load-bearing wall, so we start with a structural engineer sizing the steel beam that will span the new opening and carry the load above.
For homeowners who want distinct zones rather than one big room, broken-plan works well in these houses. We use a slim structural opening with a Crittall-style glazed divider or a part-height wall to separate the cooking and dining areas while keeping the light and connection. The generous Ruislip plots often allow a wide span, giving a clean, flush ceiling line without an intrusive downstand beam.
Every knock-through rests on getting the structure right. We install temporary props, remove the wall in a controlled staged sequence and set the steel onto padstones bearing into the flank or party walls. Because Ruislip is built mainly in semis, the beam often bears near the shared wall, so where the work affects it you serve the required Party Wall Act notice on the neighbour first.
An open-plan conversion inside the house is governed by the Building Regulations, not planning permission, unless you are altering the exterior of a listed building or working in a conservation area. Hillingdon Council's building control inspects the beam, the padstones and the propping and issues the completion certificate. We coordinate the engineer, the steel and the final plastering and flooring as one continuous job.
For open-plan conversions in Ruislip, GS Renovation delivers structure and finish under one accountable team. We fit the steel to the engineer's sizing, serve party wall notices on your neighbour where the shared wall is affected, manage Hillingdon building control and complete the plastering and flooring ourselves. Thirty-plus years on HA4's interwar houses means a clean, certified kitchen-diner with no loose ends.
He was very very good. He just got on with the job and we was beey pleased with the result. He Also cleaned everything away when he finished. Will…
Built a new extension at rear of property. Laid foundations, drainage, raised floor, new roof and completed all fixtures and interior decoration…
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!!!!…
FAQ
Scope first, condition second, access third. An open-plan conversion project in a Ruislip home is costed on what the structure is actually doing, which is why an engineer is appointed where the design requires one. Getting a lorry or a skip near the HA4 property in Ruislip changes the labour line more than people expect. The Hillingdon Council fee is shown separately, and the HA4 survey establishes all three before GS Renovation commits to a Ruislip figure. As a rough guide, open-plan conversion in London typically costs from roughly £3,000 to £8,000 or more, including the steel beam and finishing (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.
Three things, in practice: inspections, materials and late changes. An open-plan conversion project in a Ruislip home stalls when Hillingdon Council cannot attend before work is concealed, when a specified item has a long lead time, or when the specification changes after the HA4 order is placed. GS Renovation manages the first two and warns you about the third. Nothing about a Hillingdon delay is hidden. The Ruislip programme names when each Hillingdon decision is needed.
Because it is inspected and certified, not simply declared finished. Hillingdon Council inspects the structural stages of open-plan conversion at your HA4 property before anything is concealed, and the completion certificate is handed to you at the end. GS Renovation also appoints the structural engineer where the design requires one. That paperwork is what a buyer's solicitor asks for when a Ruislip home is sold anywhere in Hillingdon. The Hillingdon certificate arrives with the HA4 handover pack.
Where the dividing walls are non-structural partitions, usually yes, but the lease and the freeholder's licence to alter come first. In an HA4 flat we confirm with an engineer what is carrying load before agreeing any layout.
Many times, and we can give you addresses. 1920s and 1930s suburban houses with cavity walls and original hipped roofs dominate that part of Ruislip, so open-plan conversion on them is routine work for GS Renovation rather than something we adapt to. The 31 public MyBuilder reviews behind our 4.9 rating cover the same kind of project. Ring 07472 424 226 and we will point you at recent work in Hillingdon. Email info@gsrenovationltd.co.uk and we will send HA4 addresses where open-plan conversion of this kind was carried out.
Yes, and it is one of the most popular jobs we do in HA4. The wall between them is normally load-bearing, so it needs an engineer-designed steel beam on padstones rather than a simple knock-out. We handle the propping, steelwork for your semi and Hillingdon building control sign-off, then finish the plastering and flooring for a seamless kitchen-diner.
Ruislip certainly, and a good deal of the surrounding area. GS Renovation carries out open-plan conversion throughout Hillingdon and into neighbouring parts of West London, including Uxbridge. Familiarity with the local Hillingdon Council building control process is part of what you are buying. Email info@gsrenovationltd.co.uk and we will arrange a free survey at HA4. Nothing is owed whether the work proceeds or not. Small jobs and full projects are treated on precisely the same basis.
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 Ruislip. Explore what else we do locally:
Same Service, Nearby Areas
We carry out open-plan conversion across Ruislip and the surrounding areas. Explore a nearby location:
Free, no-obligation quote for open-plan conversion in Ruislip. Rated 4.9 from 31 reviews on MyBuilder, fully insured, and building control handled for you.