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Professional Window Installers in London

Handpicked from 61 vetted & reviewed Window Installation & Repair companies in the London area, explore the top 5 leaders in their field among the selected group of 24 finalists.

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Core Sash Windows

Core Sash Windows

(44)
Comprehensive Fit, Sash Window Draught Proofing / Overhaul, Door Draught Proofing
“We had 4 sash windows replaced and it was effortless. While one mistake was made, it was refreshing to experience a company that just admitted it was their mistake and made it right. Trustworthy company with great products and amazing customer servic...”
In Business Since 2008
Unit C1, POPLAR BUSINESS PARK, 10 Preston's Rd, London E14 9RL
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Bits Bobs and Odd Jobs Ltd (Bboj)

Bits Bobs and Odd Jobs Ltd (Bboj)

(49)
Painting & Decorating, Electrical & Wiring, Plumbing
“BBOJ are a joy to deal with, the office staff are friendly and efficient at booking your jobs in. The tradespeople are qualified and competent in the tasks required of them. I will be using their service again.”
Free Initial Consultation
Transparent Fees & Pricing
Office 201, Big Yellow Storage, 55 Lombard Rd, London SW11 3RX
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Lunar Bifold Doors Ltd

Lunar Bifold Doors Ltd

(30)
  • Team
  • Companies
  • Result
“Brilliant! Replaced our existing back door and window with a 3 section bifold from Lunar and it was easy, a good price and it looks fantastic. You order it about 3 weeks in advance and then the fitting itself will be done in a day. Plus the team also...”
Coupons & Offers
Family Business
Transparent Fees & Pricing
28 Park View Gardens, London IG4 5NP
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Windows Repair Land Ltd

Windows Repair Land Ltd

(49)
Doors, Condensation, Windows
“Window would not close, called Morri who located the issue straight away, hinge was broken. Morri came back the next day and replaced with a better hinge which allows window opening per fire regs. Would definitely recommend Morri.”
Transparent Fees & Pricing
Free Initial Consultation
Emergency Services
Lyonsdown Rd, London, New Barnet, Barnet EN5 1SX
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Integrity Locksmiths

Integrity Locksmiths

(49)
Burglary Repair, Commercial Locksmith, Residential Locksmith
“I wish I'd called months before! The door on our bifolds had become so stiff, we had to slam it so hard the house shook! Now it's so easy I can't quite believe it! What a fantastic job!”
Free Initial Consultation
Emergency Services
176 Bensham Ln, London CR7 7EN
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Best of 2024

Qualification Criteria for best of Winners

Minimum Overall Score
95 (100)
Minimum Reputation Rank
97.8 Percentile
All of our award winners are based on identifiable facts - reviews, performance, and experience - collected by scientific means. We use this data to assess each business’s essential features, weighting them according to their importance to customers.
Read our methodology
Prominent finalists
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The Sprayworks

The Sprayworks

(47)
Kitchen Spray Painting, Upvc Door Spraying, Garage Door Spraying
“Brilliant work, uPVC windows look amazing with the new colour and well-finished, hardly any overspray. Efficient, friendly and well organised team. Thanks!”
Emergency Services
Free Initial Consultation
In Business Since 2020
N Circular Rd., Neasden, London NW10 0HY
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Doorwins Aluminium Windows and Doors

Doorwins Aluminium Windows and Doors

(16)
Supply and Install, Manufacturing Service, Supply Only
“Really impressed with the delivery and prompt service. Mukesh (Sales) is outstanding and very accommodating. One minor installation issue was promptly fixed within couple of days.”
Coupons & Offers
Free Initial Consultation
40+ Years Experience
office 3, 186 Greenford Ave, London W7 3QT
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Feather and Grey Interiors

Feather and Grey Interiors

(50)
  • Company
  • Product
  • House
“Feather and grey were very efficient and helpful with any queries. They were very tidy and efficient when installing our shutters. Would highly recommend. Great quality and price. Thank you.”
Family Business
FSC, FSC Certified
Coupons & Offers
Free Initial Consultation
Old London Rd, St Albans AL1 1QD
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KK Windows Ltd

KK Windows Ltd

(49)
Stable Doors, Composite Doors, Sliding Patio Doors
“I asked the guys at KK Windows to fix one of our windows and it was all done within just a few hours. Incredible service and the sort of local business we should all be supporting whenever possible.”
Family Business
1C Hinton Rd, London SE24 0HJ
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SDG Windows Ltd

SDG Windows Ltd

(49)
  • Value
  • Job
  • Competitive
“Vic and his team made the process easy from start to finish. Polite, careful and efficient. I am very happy with the quality and appearance on my two replacement windows. Would definitely recommend.”
Family Business
Free Initial Consultation
319 Sydenham Rd, London SE26 5EW
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Environ Property Services Ltd

Environ Property Services Ltd

(48)
Restoration Services, Mould and Condensation, Damp
“Prompt and efficient service. Able to deal with a damp survey request at short notice, after we were let down by a 'National' Company, who's report was inconclusive. Thank you very much Bianca!”
Free Initial Consultation
Unit 12, Parson Green Depot, 33-39 Parsons Green Ln, London SW6 4HH
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Premier Windows Ltd

Premier Windows Ltd

(47)
  • Competitive
  • Efficient
  • Product
“The team installed three new upvc sash windows. The windows look excellent and the team for both install and in office were fantastic. I would highly recommend.”
Free Initial Consultation
Family Business
In Business Since 2004
4 Grecian Cres, London SE19 3HH
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Original Sash

Original Sash

(50)
  • Work
  • Sash Windows
  • Job
“Fantastic service. Quality of work is exceptional and staff are very polite. Have been dealing with Original Sash since last three years and office staff - Emily, Michelle, Val, etc are very friendly.”
Family Business
30+ Years Experience
Oliver business park, 1, Oliver Road, London NW10 7JB
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Sashline

Sashline

(50)
  • Price
  • Team
  • Project
“Helping in every aspect, they sent respectful installers on the site, and the quality of the products is high! I recommend this company with all conviction and I intend to use them again. - JCiorba CC-LTD”
Free Initial Consultation
Stanmore Business And Innovation Centre, Howard Rd, Stanmore, London HA7 1GB
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Sash Carpentry Ltd

Sash Carpentry Ltd

(50)
  • Wood
  • Team
  • Quote
“Great service throughout. Adam and his team managed the job very professionally from quotation through to installation of the finish product. Wouldn't hesitate to recommend them.”
Family Business
10+ Years Experience
Woodside Grange Rd, London N12 8ST
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London Box Sash Windows Ltd

London Box Sash Windows Ltd

(50)
  • Shutters
  • Job
  • Room
“They changed all the window in my house and I couldn't be happier. Their quote was competitive and the quality and finish of the work was great. I have a mixture of sash and casement windows and they all match perfectly. The fitters were very tidy...”
Family Business
10+ Years Experience
341 Norwood Rd, Norwood, London SE27 9BQ
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Perfect Crystal Windows Ltd

Perfect Crystal Windows Ltd

(44)
Pergola & Veranda, Pyramids, Lanterns
“From a complaint to a fast turnaround to fix our issues PCW has excelled in every way. Isn't it nice for a change for a company to do the right thing and keep their customers happy? That's integrity!! Full marks to PCW 10/10!! Sadly the building cont...”
Remote Consultations Available
1 Cumberland Ave, London NW10 7RX
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Sash Window Refurbishment & Repair Co

Sash Window Refurbishment & Repair Co

(49)
  • Work
  • Sash Windows
  • Job
“I have used David at Sash Windows twice now and both times have been excellent experiences. The quality, speed and value of the work was excellent and I would definitely recommend them.”
105 Normanshire Dr, London E4 9HB
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The London Sash Window Company

The London Sash Window Company

(49)
  • Double Glazing
  • Team
  • House
“Really good process from initial enquiry through to final installation. Friendly and thorough staff- always happy to help. Really pleased with immediate impact these windows have made and how easy the installers made it on the day.”
In Business Since 2008
41 High St, London SE20 7HJ
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Stroud Green Windows Ltd

Stroud Green Windows Ltd

(48)
  • Communication
  • Sash Windows
  • Job
“Professional, friendly and polite throughout the whole process of measuring up and installing large bifolding doors - cat flap included. They look great.”
178 Stroud Green Rd, Finsbury Park, London N4 3RS
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Hugo Carter

Hugo Carter

(48)
  • Sash Windows
  • Team
  • Noise
“Excellent high quality windows which have made a big difference to the noise and the cold. The installation process was very easy and the whole team were very professional.”
In Business Since 2012
Building 3, 566 Chiswick High Rd., Chiswick, London W4 5YA
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Sash Windows London

Sash Windows London

(47)
  • Upvc
  • Company
  • Efficient
“Sash Windows London exceeded my expectations. We moved into a new property with single glazed sash and casement windows, the team ripped and replaced these amazingly well. Great job!”
90 St John's Hill, London SW11 1SH
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Wandsworth Sash Windows

Wandsworth Sash Windows

(43)
  • Double Glazing
  • Communication
  • Job
“Wandworth Sash Windows replaced 2 rotten windows for me amd I couldn't be happier. Reasonable price, quick turnaround and very pleasant staff. Would highly recommend to anyone in need of new windows!”
PEFC Certified
Free Initial Consultation
In Business Since 2014
2AG, 355 Brockley Rd, London SE4 2AG
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Woody Man Ltd. Wooden Windows and Doors

Woody Man Ltd. Wooden Windows and Doors

(43)
  • Company
  • Product
  • Price
“Reinstalled 8 internal doors. Quality work for a reasonable price. Very professional, on time and finished the work within a short period of time as promised. Highly recommend.”
Free Initial Consultation
42 Dulverton Rd, London SE9 3RL
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Window Replacement & Installation Services Near You Cost Estimates

Minimum cost
£433
Maximum cost
£25097
National Average
£6898
Avg Per Hour Rates
£54
£3793
£10851
Average price range is based on 718 cost profiles
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National Average £6898
Minimum cost £433
Maximum cost £25097
Avg Per Hour Rates £54

Average price range $3793 to $10851 is based on 718 cost profiles.

Why these companies made our list

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