Egham, Surrey8:00am – 5:00pm Same-day service guaranteed ServicesPlumbing & Heating PlumbingHeatingBoilersLeak Detection & RepairsRadiator Installation & Repairs Home Improvements BathroomsBathroom TilingExtensionsRenovations AreasSurrey & Berkshire EghamStaines-upon-ThamesWindsorChertseyEnglefield GreenAshfordWalton-on-ThamesWeybridgeAddlestone AboutAbout About UsReviews Our WorkContact07596 863549Call Us Home /Services /Extensions # House Extensions in EghamBuilt to Blend In Extensions designed to blend in with your existing property, with every stage of the build handled for you. Call Us 07596 863549 15 years' experience · Same-day service 15 years experience Qualified & insured For work in your home Same-day service guaranteed 8am – 5pm opening hours Family-run speak to our team Home Improvements ## Extensions from a local, qualified team An extension gives you the space you need without moving home. We handle every stage of the build for a smooth process and a high-quality result. An extension gives you the space you need without the cost and upheaval of moving. Done well, it looks like it was always part of the house. Trade Square builds extensions for homes across Egham, Staines, Windsor and the surrounding area. We handle every stage of the build for a smooth process, so you're not left coordinating trades yourself. ### Who it's for - Growing families - Homeowners wanting more space - Kitchen-diner or living space projects - Adding a bathroom ### Signs you need it - Running out of space - Wanting open-plan living - Adding a room - Improving your home Our work ## Recent extensions projects ## Why it pays not to wait Small problems around the home rarely fix themselves. Getting them looked at early usually means a simpler job. ### Juggling trades Coordinating several trades yourself adds stress and delay. ### Poor finish An extension that doesn't match the house looks out of place. ### Overruns Poorly managed builds overrun on time and budget. ### Common mistake: forgetting services Heating, plumbing and drainage need planning in from the start, not added as an afterthought. ### Common mistake: vague plans Starting without a clear scope leads to changes, delays and surprise costs. How it works ## Our extensions process - 01 ### Call Us Phone or WhatsApp and tell us what's going on. You speak to our team directly, not a call centre. - 02 ### Look and advise We look at the job and explain the options in plain English. - 03 ### Clear quote You get a clear quote before any work starts, so there are no surprises. - 04 ### Work done properly The job is carried out by a qualified, insured team and tested before we finish. - 05 ### Tidy finish We leave your home clean and check you're happy with the result. What you get ## Why choose Trade Square for extensions ### 15 years' experience Our team has 15 years in domestic plumbing and heating. ### Speak to our team Family-run: when you call, you speak to our team directly. ### Qualified and insured Fully qualified and insured for work in your home. ### Local to you Based in Egham, covering Staines, Windsor, Chertsey and nearby. ### Same-day service Same-day service guaranteed. ## Extensions in Egham and the surrounding area ### Types of extension Single-storey rear extensions, side extensions and wrap-arounds each suit different homes and plots. The right choice depends on your space, budget and how you want to use the room. Common uses include kitchen-diners, open-plan living areas, extra bedrooms and additional bathrooms. ### Blending in with your home An extension should blend in with the existing property. Matching materials, rooflines and proportions makes the difference between an addition that looks right and one that looks tacked on. ### Plumbing and heating built in Because plumbing and heating are our core trade, extending heating into the new space, moving pipework or adding a bathroom is planned in from the start. That means the finished room is warm, and water and waste run properly without last-minute workarounds. ### Managed from start to finish We handle every stage of the build, so you have one point of contact. You'll get a clear quote before work starts. ### Living through the build Building an extension means some disruption, especially when the new space connects to the existing house. Planning when that happens helps keep your home usable for as long as possible. We will talk you through which stages affect which parts of the house, so you can plan around the work rather than be surprised by it. ### Why professional extensions matters It's tempting to try a quick fix yourself or go with the cheapest option you can find. The trouble is that extensions work often happens behind walls, under floors and inside fittings, where mistakes stay hidden until they cause damage. A qualified, insured engineer finds the actual cause, uses the right parts for your home and tests the work before leaving. That's what stops you paying twice for the same problem. ### What to expect when you book Call or WhatsApp us on 07596 863549 and tell us what's going on. We'll ask a few questions, arrange a time and come and look at the job. Trade Square guarantees same-day service, and we're open 8:00am – 5:00pm. Once we've seen the job, we explain what we've found and what your options are, then gives you a clear quote. Work only starts once you've agreed. When it's finished, everything is tested, your home is left tidy and we check you're happy. ### Clear quotes and honest advice Before any extensions work starts, you'll know what's being done, why it's needed and what it will cost. If there's more than one way to tackle the job, we'll explain the options side by side, including the simpler or cheaper route where it makes sense. If something unexpected turns up once work is under way, such as hidden damage behind a wall or under a floor, we stop and talk to you before going any further. You stay in control of the job and the budget from start to finish. Reliable // Local // Qualified isn't just a tagline. It's how every job is run: turn up when agreed, explain the work clearly, do it properly and leave the home tidy. ### Extensions for homes across Surrey and Berkshire From terraced houses in Staines-upon-Thames and Ashford to family homes in Englefield Green, Windsor, Weybridge and Walton-on-Thames, local properties vary a lot in age and layout. That affects how extensions work is planned and carried out. Being based in Egham means we know the area, we're close by if you need us again, and you deal with the same person from your first call to the finished job. ### Why choose Trade Square for extensions in Egham Trade Square is a family-run plumbing and heating team with 15 years' experience. Based in Egham, we look after homes across Staines, Windsor, Chertsey, Weybridge and the surrounding area. It's a family-run business: reliable, qualified, local work finished to a high standard. ### Local to Egham, Staines and Windsor We're based in Egham, Surrey and cover Egham, Staines-upon-Thames, Windsor, Chertsey, Englefield Green, Ashford, Walton-on-Thames, Weybridge and Addlestone, plus the wider Surrey and Berkshire area. Being local means realistic arrival times and a team you can call back if you ever need us. ## Related services RenovationsBathroomsHeating ## Extensions near you Extensions EghamExtensions Staines-upon-ThamesExtensions WindsorExtensions ChertseyExtensions Englefield GreenExtensions AshfordExtensions Walton-on-ThamesExtensions WeybridgeExtensions Addlestone Back to the homepage or contact us for a quote. FAQs ## Extensions questions, answered ### Which areas do you cover? +We're based in Egham and cover Staines-upon-Thames, Windsor, Chertsey, Englefield Green, Ashford, Walton-on-Thames, Weybridge and Addlestone. ### How much does a house extension cost in Egham? +Every home is different, so we don't publish fixed prices. We look at the job, explain what's needed and gives you a clear quote before any work starts, so you know the cost up front. ### How long does an extension take? +It depends on the size and design. We'll give you a realistic programme with your quote. ### Do you manage the whole build? +Yes. We handle every stage of the build for a smooth process, so you have one point of contact. ### What do you guarantee? +Trade Square guarantees same-day service. Anything else specific to your job, we'll talk you through when we quote, so you know exactly what's included before you agree. ### Can you add a bathroom or heating to the extension? +Yes. Plumbing and heating are our core trade, so they're planned in from the start. ### Who will I speak to? +Trade Square is family-run. When you call, you speak to our team directly. ### What are your hours? +We're open 8:00am – 5:00pm, with same-day service guaranteed. ## Get your extensions job sorted, properly Tell us what you need and we'll come back with honest advice and a clear quote. When you call, you speak to our team directly. - 15 years' experience · family-run - Fully qualified and insured - Same-day service guaranteed07596 863549 Reliable // Local // Qualified Plumbing, heating, boilers and bathrooms. Based in Egham, covering Staines, Windsor, Chertsey and the surrounding Surrey and Berkshire area. ### Contact Us 07596 863549 Message on WhatsApp tradesquareuk@gmail.com Hours: 8:00am – 5:00pm ### Follow & review FacebookInstagramReviews ### Our services - Plumbing in Egham - Heating in Egham - Boilers in Egham - Leak Detection & Repairs in Egham - Radiator Installation & Repairs in Egham - Bathrooms in Egham - Bathroom Tiling in Egham - Extensions in Egham - Renovations in Egham ### Areas we cover - Plumber in Egham - Plumber in Staines-upon-Thames - Plumber in Windsor - Plumber in Chertsey - Plumber in Englefield Green - Plumber in Ashford - Plumber in Walton-on-Thames - Plumber in Weybridge - Plumber in Addlestone © 2026 Trade Square Ltd · Company No. 14877554 (England & Wales) · Registered office: 101 Pooley Green Road, Egham, Surrey, TW20 8AW AboutContactReviewsPrivacy PolicyCookiesTerms & Conditions Call UsWhatsApp Edit with