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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

(28)
Comprehensive Fit, Repair Services, Basic Fit
“I can't recommend the Core Sash Windows guys enough. From start to finish the service was excellent, the level of craft and finish exemplary and the installation team were polite, professional and worked in an extremely clean and tidy way. I wish I'd...”
In Business Since 2008
Unit C1, Poplar Business Park 10 Preston's Road, London E14 9RL
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Bespoke Windows Solutions LTD

Bespoke Windows Solutions LTD

(7)
“Bespoke solution replaces a total of 5 windows in two different properties. They were very professional both during the ordering process and the installation phase. They were super clean when on site and we are very happy with the result and the qual...”
Coupons & Offers
Free Initial Consultation
Transparent Fees & Pricing
Suite 7, Zeal House, 8 Deer Park Rd, London SW19 3UU
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Feather and Grey Interiors

Feather and Grey Interiors

(30)
  • Rooms
  • Quality
  • Product
“This is the second time we have used Feather and Grey and cannot fault them. They fitted some beautiful shutters and are such a friendly, happy and helpful bunch. Would definitely use again and we recommend them to everyone looking for shutters, bli...”
Family Business
FSC, FSC Certified
Coupons & Offers
Free Initial Consultation
Old London Rd, St Albans AL1 1QD
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Lunar Bifold Doors

Lunar Bifold Doors

(19)
  • Bifold Doors
  • Price
“Hi Everyone, I have purchased a Triple glazed bifold door from Lunar bifold doors Ltd. I was amazed by the quality of this door and by the price as well. I am glad I met Khan and he was superb in explaining and dealing with me with these doors. I am ...”
Coupons & Offers
Family Business
Transparent Fees & Pricing
28 Park View Gardens, London IG4 5NP
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Bits Bobs and Odd Jobs Ltd (Bboj)

Bits Bobs and Odd Jobs Ltd (Bboj)

(30)
Painting & Decorating, Electrical & Wiring, Plumbing
“Very good service; not cheapest available but quality is good and the team are very polite professional and clean. The back-office team are very good, efficient and responsive”
Free Initial Consultation
Transparent Fees & Pricing
Office 201, Big Yellow Storage, 55 Lombard Rd, London SW11 3RX
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Best of 2024

Qualification Criteria for best of Winners

Minimum Overall Score
95 (100)
Minimum Reputation Rank
98.9 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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All Weather Exteriors

All Weather Exteriors

(24)
  • Sash Windows
  • Upvc
  • Team
“I would highly recommend this company. Very efficient and professional job at a reasonable price. The windows look absolutely fantastic and very high quality. Will certainly be using again in the future!”
Free Initial Consultation
Family Business
Emergency Services
61 A St Ann's Cres, London SW18 2LP
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Century Sash Windows

Century Sash Windows

(26)
  • Job
  • Communication
  • Price
“Replacement cord to my sash window. Kes did an excellent job. He communicated everything in advance very clearly and was highly professional. I would use him again.”
Free Initial Consultation
85 Great Portland St, London W1W 7LT
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Integrity Locksmiths

Integrity Locksmiths

(29)
Burglary Repair, Commercial Locksmith, Residential Locksmith
“Absolutely delighted with Integrity Locks! Steven was a superstar, he fixed our bifolds when we thought they were beyond repair and would need replacing! Over the moon. Very professional and very reasonable prices. Would highly recommend.”
Free Initial Consultation
176 Bensham Ln, London CR7 7EN
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KK Windows Ltd

KK Windows Ltd

(29)
Stable Doors, Composite Doors, Sliding Patio Doors
“Reasonably priced and excellent service. They definitely know about windows and they measured my house three times ... just to be on the safe side. I really liked working with these guys. Real professionals.”
Family Business
1C Hinton Rd, London SE24 0HJ
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Doorwins Aluminium Windows and Doors

Doorwins Aluminium Windows and Doors

(29)
Supply and Install, Manufacturing Service, Supply Only
“The bifolds look great but may just keep the doors closed for winter and cant wait for summer, the whole patio area of the house turns into a walkthrough so a tent would be ideal for parties. definitely recommended for space saving. btw will use agai...”
Transparent Fees & Pricing
40+ Years Experience
office 3, 186 Greenford Ave, London W7 3QT
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Premier Window

Premier Window

(28)
  • Competitive
  • Efficient
  • Experience
“I was pleasantly impressed with their service from the pre-quotation all the way to post-installation. Always very informative and in a timely fashioned. I would be happy to use their service again in the future or to recommend them.”
Family Business
Free Initial Consultation
4 Grecian Cres, London SE19 3HH
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Premium Timber Windows

Premium Timber Windows

(30)
  • Experience
  • House
  • Job
“Great work by the team at Premium from Ben taking the order and coordinating the installation to the install team doing a great job. Great quality windows as well. We will be using them again”
Free Initial Consultation
32 London Rd, Guildford GU1 2AB
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Sashline

Sashline

(30)
  • Delivery
  • Project
  • Company
“We have used Sash Line for some years, now. Our experience with them has been a great on. They are profesional, efficient, reliable and attentive. The quality of their work is excelent. Also, after installation care and attention is very prompt. The ...”
Free Initial Consultation
Stanmore Business And Innovation Centre, Howard Rd, Stanmore, London HA7 1GB
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Sash Carpentry Ltd

Sash Carpentry Ltd

(30)
  • Quote
  • Team
  • Happy
“Replacement Edwardian sash window made in no time and a perfect copy of the original. High standard of work and a pleasure to work with. Had the other windows rehung at the same time - removed all the rattles and wind. Would highly recommend and w...”
Family Business
10+ Years Experience
Woodside Grange Rd, London N12 8ST
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Mortice and Green

Mortice and Green

(26)
Replacement Sash Windows London, Request Quotation, Sash Windows Draught Proofing
“They did a superb job replacing two sashes in less than an hour and left the window looking like new so I'm very happy. I'll keep their details for future jobs.”
Free Initial Consultation
72 Edith Rd, London W14 9AR
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Original Sash

Original Sash

(30)
  • House
  • Job
  • Sash Windows
“A great company to deal with. They know everything about sash windows our replacement window was installed without any problem; everything was neat and tidy and the result is fantastic - the new window looks great and as if it has always been there. ...”
Family Business
30+ Years Experience
Oliver business park, 1, McNicol Dr, London NW10 7JB
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Toughened Glass Systems

Toughened Glass Systems

(30)
  • Communication
  • Company
  • Skylight
“I purchased 2 roof lights from Toughened Glass. I was happy with the sales team, and I'm happy with the windows. They are a good quality, they came with a prompt delivery and they enhance my rooms.”
Free Initial Consultation
Cardoc House, Station Rd, London HA2 6AE
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Wandsworth Sash Windows

Wandsworth Sash Windows

(30)
  • Job
  • Company
  • Communication
“We were extremely pleased with the work Wandsworth Sash Windows have done. They were very professional throughout the process and their work was completed to a high standard.”
PEFC Certified
Free Initial Consultation
In Business Since 2014
2AG, 355 Brockley Rd, London SE4 2AG
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EJ Joinery Services Ltd

EJ Joinery Services Ltd

(29)
  • Door
  • Team
  • Job
“From start to finish it was a dream to work with Esat and his team on our new sash windows and front door. Great communication, attention to detail and they always made sure to tidy up after themselves. His quality of work is excellent and I will def...”
Free Initial Consultation
In Business Since 2020
Store Unit, 2A Goldsmith Rd, London W3 6PX
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Kew Windows

Kew Windows

(28)
  • Result
  • Happy
  • Pleasure
“I was delighted with the job .I can't find fault with any aspect of their work . They worked hard to finish the job in a day & left my property clean & tidy.”
Free Initial Consultation
179-181 Lower Richmond Rd., London TW9 4LN
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Hugo Carter

Hugo Carter

(30)
  • Noise Reduction
  • Product
  • House
“The service and product is of a high quality and standard, making my bedroom a very quiet a peaceful room to be in. I would say however that the price point is a little high”
In Business Since 2012
Building 3, 566 Chiswick High Rd., Chiswick, London W4 5YA
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Period Sash Windows Inexpensive Quality Fensa Certificate

Period Sash Windows Inexpensive Quality Fensa Certificate

(26)
  • Job
  • House
  • Price
“Just had my old sash windows replaced for nice new double glazed ones. Am really happy with the result, they look great and my house feels much warmer already! Paul and his guys do a really great job and are a really nice set of guys as well! Can't r...”
Free Initial Consultation
Main Office, 186 Fortis Green Rd, London N10 3DU
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Ayrton Windows & Doors

Ayrton Windows & Doors

(30)
  • Polite
  • Team
  • Product
“Ayrton have just fitted a new window for us - the second time we have used them. As before, the window is beautiful in terms of finish and appearance. The team who installed it were faultless too, highly professional, responsive, great attention to...”
In Business Since 2005
406 Merton Rd, London SW18 5AD
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Sash Windows London Ltd

Sash Windows London Ltd

(30)
  • House
  • Company
  • Upvc
“Used Sash Windows for a recent bay window installation. Price was competitive, work was completed on time and to a high standard. I am very pleased with the end result and would have no problem recommending the company.”
90 St John's Hill, London SW11 1SH
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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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