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Need kitchen extension? TradeMatch connects you with vetted UK extension builder professionals who specialise in kitchen extension. Typical cost: £15,000–£50,000. Get up to 5 free quotes with escrow-protected payments.
Average cost: £20,000–£50,000· Escrow-protected payments · Free for homeowners
Post your job in 2 minutes and receive up to 5 quotes from vetted, insured extension builder professionals.
Post a Job for FreeOpen-plan kitchen-diner extension with bi-fold doors and roof lantern

The typical cost for kitchen extension in the UK ranges from £20,000–£50,000. Prices vary depending on the scope of work, materials, your location and the tradesperson's experience. London prices are 20–40% higher. Get free, no-obligation quotes on TradeMatch to compare prices in your area.
On TradeMatch UK, every extension builder is vetted, background-checked and holds verified public liability insurance. Post your kitchen extension job, receive up to 5 quotes from local professionals, then compare reviews, qualifications and pricing. All payments are escrow-protected.
For kitchen extension, look for professionals with: Relevant trade qualifications, Public liability insurance. The relevant regulatory body is Relevant trade association. On TradeMatch, we verify these credentials before any tradesperson can join.
The duration depends on the scope and complexity of the work. Most extension builder professionals will provide a timeline when quoting. Post your job on TradeMatch with details and you'll receive quotes including estimated timescales.
Yes. TradeMatch offers escrow-protected payments. Your money is held securely and only released to the extension builder once you confirm the kitchen extension work is complete to your satisfaction.
A reputable extension builder should offer a written guarantee of at least 12 months on labour for kitchen extension. For larger projects, look for guarantees backed by Relevant trade association or an insurance-backed warranty. On TradeMatch, all professionals are vetted and payments are escrow-protected.
We recommend at least 3 quotes to ensure a fair price. TradeMatch lets you compare up to 5 free quotes from vetted extension builder professionals. Don't automatically choose the cheapest — weigh reviews, qualifications and the detail in each quote.
A good quote for kitchen extension should include: itemised labour and materials costs, start and completion dates, payment terms, VAT status, and any exclusions. On TradeMatch you can compare detailed quotes side by side from multiple vetted professionals.
Many extension builder professionals work weekends, though they may charge 10–30% more for Saturday work and up to 50% extra on Sundays. On TradeMatch, specify your preferred dates when posting and local tradespeople who are available will quote accordingly.
Post your job free and compare quotes from vetted extension builder professionals.
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