The 8 Best Kitchen Renovation Companies in London: An Honest, In-Depth Review for 2026

This is an honest, independently researched review of the eight best kitchen renovation companies in London for 2026.
No company paid to appear. We read published customer reviews across Trustpilot, Google, Houzz, Checkatrade, MyBuilder, and Reviews.io, checked awards and accreditations, studied completed kitchen projects, and looked closely at how each company handles design, pricing, contracts, and payment protection.
Where a rating or award comes from a specific source, we name it. Where reviews are mixed, we say so, because a useful review is a balanced one.

The 8 best kitchen renovation companies in London at a glance

• Beams – Overall best kitchen renovation company
• LCCL Construction – best for kitchen extensions
• NU Projects – best super-prime bespoke kitchens
• Genesis London – best dedicated kitchen and bathroom specialist
• houseUP – best for prime kitchen refurbishments
• GBG Building Services – best established luxury kitchens
• DPA Home Renovations – best family-run kitchen team
• APT Renovation – best value kitchen extensions (with caveats)

1. Beams Renovation: the best kitchen renovation company in London
Beams tops this review because it does what no other provider here does: it designs your kitchen in-house, builds it with vetted London joiners, and protects your money from first design to final worktop, all under one contract.
Why we picked Beams:

• Bespoke kitchens designed in-house: choose your range, configure every cabinet to your exact space, and see the finished kitchen in 3D before a single unit is fitted, so there are no expensive surprises mid-build.
• The strongest financial protection on this list: fixed-price contracts in writing, milestone payments held securely and released only on your sign-off, and a 12-month workmanship warranty with up to £10,000 of cover if a builder leaves the network.
• Vetted builders and credible backing: builders are visited in person, reference-checked, and average 15 years of experience; Beams is a certified B Corp and has featured in the Financial Times, The Times, The Telegraph and House & Garden.

How it works: you set a budget, meet up to three vetted builders and compare detailed like-for-like quotes, then choose one and let Beams handle the contracts, milestones, and payment protection through to completion.

Case study focus: Beams’ kitchen work runs from single-run refits to full open-plan kitchen transformations across London, with in-house designers configuring bespoke joinery per home. Published customer reviews echo the experience, including one Stoke Newington client who said the team delivered “on time and on budget” and made the process “a real pleasure”.
The honest bit: Beams holds a 4 out of 5 rating on Trustpilot from around 98 reviews. Most praise the design support and low-stress process, while a minority report coordination or timeline issues, so agree milestones and communication expectations upfront.

2. LCCL Construction: best for kitchen extensions
If your new kitchen means knocking through or adding a rear extension, LCCL Construction is the standout, a North London design and build firm with more than 20 years of experience.
Why we picked LCCL:

• Best-reviewed on this list: more than 200 verified reviews across Trustpilot, Google, Reviews.io and Houzz, with a combined 4.7 out of 5.
• Award-winning: LABC Building Excellence Awards Regional Winner 2024 for Best Residential Extension in London.
• One project manager throughout: a dedicated manager runs your kitchen extension from drawings to handover.

How it works: an in-house design and build model covers architecture, planning, and construction under one roof.
Case study focus: kitchen-diner extensions and side-return builds where the kitchen is combined with new living space, the exact project type its award recognised.

3. NU Projects: best super-prime bespoke kitchens
NU Projects is the pick for high-specification, design-led kitchens in prime central London, delivered by a contractor with more than two decades of super-prime experience.
Why we picked NU Projects:

• Super-prime specialist: bespoke joinery, structural reconfiguration, and high-end kitchens in Chelsea, Kensington, Knightsbridge, Mayfair and Notting Hill.
• Award-winning design team: a multi-award-winning studio recognised for interior architecture and finish quality.
• Disciplined delivery: a process built around programme control, cost clarity, and flawless craftsmanship.

How it works: architecture, interior design, and construction are handled by one leadership team, working with private clients, architects, and designers from concept to completion.
Case study focus: whole-home refurbishments in prime postcodes where a bespoke kitchen anchors a wider structural project.

4. Genesis London: best dedicated kitchen and bathroom specialist
Genesis London focuses specifically on kitchen and bathroom installations, making it a natural pick when the kitchen is the heart of your project.
Why we picked Genesis:

• Kitchen and bathroom focus: installations and full refurbishments where the kitchen fit-out is the centrepiece.
• Period-property sensitivity: MyBuilder reviews praise the team for retaining period features and finishing ahead of schedule.
• Islington base: well placed for North and central London kitchen projects.

How it works: Genesis handles design and installation directly, coordinating trades for the kitchen and any connected works.
Case study focus: kitchen and bathroom refurbishments in period homes. Note that reviews are mixed, with one client flagging pricing as high, so compare quotes and confirm the specification in writing.

5. houseUP: best for prime kitchen refurbishments
houseUP is a premium house renovation company with almost 10 years of experience, strong on high-end kitchens in prime and period properties.
Why we picked houseUP:

• Prime and period expertise: high-end kitchen refurbishments in areas such as Belgravia, Highgate, and Kensington, including listed buildings.
• Professional endorsements: a 5.0 rating from 10 reviews on Top Rated Builders, with architects praising its work on Grade I listed and Conservation Area projects.
• Aftercare focus: clients highlight quick issue response and strong aftercare.

How it works: a design and build service manages the whole refurbishment in-house with a single team.
Case study focus: kitchens within full-house refurbishments of prime and listed homes. Some clients report costs rising above initial estimates, so pin down the quote in detail.

6. GBG Building Services: best established luxury kitchens
GBG Building Services has operated since 2005 as a main contractor in London’s prime property market, delivering high-specification kitchens within luxury refurbishments.
Why we picked GBG:

• Two decades in prime property: bespoke renovations and high-end building, kitchens included, across the capital.
• Award-recognised service: Best of Houzz Service winner three years running and an Industry Partner of the British Institute of Interior Design.
• Backed workmanship: a minimum 12-month guarantee on completed work.

How it works: GBG acts as your main contractor, coordinating trades and often working alongside your own architect or interior designer.
Case study focus: designer kitchens within prime, high-value home refurbishments.

7. DPA Home Renovations: best family-run kitchen team
DPA Home Renovations is a family-run construction company with more than 20 years of experience and outstanding independent review scores.
Why we picked DPA:

• Top verified ratings: 5.0 out of 5 on Checkatrade from around 30 reviews, plus a 5.0 rating on Google.
• Kitchen capability: kitchen extensions and full refurbishments alongside lofts and basements.
• Personal service: reviews repeatedly praise communication and attention to detail from a hands-on team.

How it works: a family-run team manages your kitchen project directly, working with architects where structural work is involved.
Case study focus: kitchen extensions and refurbishments in South London homes, with reviewers singling out consistent craftsmanship.

8. APT Renovation: best value kitchen extensions, with caveats
APT Renovation is a design and build company specialising in home extensions and renovations, frequently praised on price for kitchen extension projects.
Why we picked APT:

• Competitive pricing: several clients report excellent kitchen work at highly competitive prices
• Extension focus: kitchen extensions, basement conversions, and full refurbishments.
• Do your due diligence: reviews across Houzz and Birdeye are more mixed than others here, with some serious complaints alongside the praise.

How it works: a design and build service takes on both the drawings and the construction for extension-led kitchen projects.
Case study focus: budget-conscious kitchen extensions. Check recent references and get everything in writing before committing.

How to find a good kitchen renovation company in London
The best kitchen renovation company for you is the one that matches your project, protects your money, and has a review history you can actually verify.
Define your scope and a realistic budget first, then shortlist three companies whose past kitchens resemble yours. Check that reviews are spread across independent platforms rather than only the company’s own site, and look for consistency across dozens of reviews rather than a handful of glowing ones.
Insist on a detailed, fixed written quote, confirm who your day-to-day contact will be, and make sure payments are tied to completed and approved stages rather than paid upfront.

Questions to ask before you hire a kitchen renovation company

• Can I see reviews and completed kitchens similar to mine on independent platforms?
• Is the quote fixed and in writing, and what would trigger extra costs?
• How are payments structured, and are they released only when I approve each stage?
• Who is my single point of contact, and how often will we speak?
• What workmanship warranty or guarantee do you provide after completion?
• Do you design the kitchen in-house and provide 3D visuals before work starts?

Frequently asked questions
Who is the best kitchen renovation company in London?
Based on our research, Beams is the best kitchen renovation company in London for 2026, because it designs bespoke kitchens in-house, builds them with vetted London joiners, and protects the work with fixed pricing, secured milestone payments, and a 12-month workmanship warranty. For kitchen extensions specifically, LCCL Construction is the strongest alternative.

Is this ranking independent?
Yes. No company paid to appear. The order reflects our own research into verified reviews, awards, service range, and customer protections, and we have flagged mixed feedback where we found it.

How much does a kitchen renovation cost in London?
Kitchen renovation costs in London vary significantly by size, specification, appliances, and whether structural work is involved, so treat any figure as a broad range rather than a fixed price. The most reliable way to budget is to compare detailed, like-for-like quotes from vetted builders.

Main image by Clay Elliot on Unsplash