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Expert Insulation Contractors in London

Handpicked from 53 vetted & reviewed Spray Foam, Fiberglass & Cellulose Insulation contractors in the London area, discover the top 5 elite providers among the selected group of 24 finalists.

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Lee West T/A Red Squirrel Insulation

Lee West T/A Red Squirrel Insulation

(11)
  • Price
  • Money
  • Team
“Lee was very friendly and accommodating to our needs. The price was very reasonable, matching & reducing the price we got from another contractor. He was able to complete his works within a two day period as he mentioned at the start on the works. Hi...”
Emergency Services
Free Initial Consultation
16 Palmerston Rd, London W3 8FP
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L.H Roof Services LTD

L.H Roof Services LTD

(49)
Replacement Roofs, Roof Repairs, Flat Roofing Services
“Louie and his team have done a fantastic job replacing our roof. We are incredibly happy with the quality of work and his communication, he kept me informed throughout the entire job. He is honest and friendly, it was genuinely a pleasure having Loui...”
In Business Since 2022
Free Initial Consultation
Emergency Services
11 Maud Cashmore Way, London SE18 5QS
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S.I Painting & Decorating Ltd

S.I Painting & Decorating Ltd

(45)
  • Job
  • Windows
  • Result
“An excellent job painting exterior of 3 storey rendered house, including all windows and stone work. Reliable, prompt and work to a high standard. Update on progress sent every day with photos and no mess left after completion. Would happily recommen...”
Emergency Services
117 Essex Rd, London N1 2SL
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Element Roofing Co Ltd

Element Roofing Co Ltd

(47)
Drone Roof Survey, Roofing Insulation, Guttering
“I echo many of the positive comments made here. Element Roofing did a fine job replacing our London roof. I especially want to mention the care taken by Daren to make sure everything was done properly, to take my concerns seriously and to sort out is...”
In Business Since 2003
Free Initial Consultation
19 Manor Park Parade, Lee High Rd, London SE13 5PB
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Enviro-Therm Insulation Ltd

Enviro-Therm Insulation Ltd

(50)
Cavity Wall Insulation Extraction
“We had a really good experience. They did everything they said they would do, on time with no surprises or complications. Good communication and they worked quickly and efficiently. Very happy with every aspect. Would use them again and would recomme...”
Unit 1, Riverside Farm, 80 London Rd, Braintree CM7 2AS
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Best of 2024

Qualification Criteria for best of Winners

Minimum Overall Score
96 (100)
Minimum Reputation Rank
98.1 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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Quick Nick's Handyman

Quick Nick's Handyman

(42)
Plumbing and Electrical Services, Painting and Decorating Services, Property Maintenance Services
“I'm very pleased with Nick's work to refit some tiles in my shower. His communication before & during the work was great. I would recommend him. Positive Responsiveness, Punctuality, Quality, Professionalism Services Tile work replacement”
Coupons & Offers
20 Grosvenor Rd, London N10 2DS
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Scotts Roofing Ltd

Scotts Roofing Ltd

(50)
Home, Submit Feedback, Testimonials
“Very Happy with the work and time frame for the work to be carried out, along with Scotts clear explanations of what needed to done. I have no resevations about recommending Scotts Roofing LTD.”
In Business Since 2010
Free Initial Consultation
15, Ryder House, High Path, London SW19 2JS
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Dudley & Co Ltd

Dudley & Co Ltd

(43)
Gutter and Roof Cleaning Services, Fascia and Soffit Replacement and Repairs, Storm Damage Repairs
“Very responsive, flexible, great quality work, easy to work with, keeps you informed and at a very competitive price. I'll be using again. Positive Responsiveness, Punctuality, Quality, Professionalism, Value Services Gutter repairs, Roof repair for ...”
16 Baxendale, London N20 0EG
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Thermal Guardian Ltd

Thermal Guardian Ltd

(35)
Properla Wall & Roof Coating, Spray Foam Application & Spray Foam Removal, Insulation Waste Disposal
“Thermal Guardian has just finished treating fungus in my attic and insulating with spray foam. All work done on times stated and cleanly. All staff pleasant a friendly.”
Free Initial Consultation
124, 128 City Rd, London EC1V 2NJ
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Fibrespan Uk

Fibrespan Uk

(49)
  • Flat Roof
  • Efficiency
  • Product
“we had new extension built on the rear of our property in 2021 and unfortunately the building contractor who we used to carry out the works messed the flat roof up to the point where it had to be replaced, we called Fibrespan and Philip came to ca...”
In Business Since 2010
Family Business
3rd Floor, 207 Regent St., London W1H 3BB
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Beconstructive EWI LTD

Beconstructive EWI LTD

(41)
  • External Wall Insulation
  • Cost
  • Work
“Without any hesitation I will recommend this company to everyone. Jack is very friendly, decisive and honest man. You can be sure that you will be well informed throughout the process and the project will be completed to your satisfaction. Grea...”
In Business Since 2015
5 Linden Cres, London, Greenford UB6 0PL
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Aafloors

Aafloors

(50)
  • Team
  • Oak
  • Result
“Arnis's workmanship and professionalism are of the highest standards and I would not hesitate to recommend him and his company. He sanded our old pine floor boards, included some sliver, stained them, and they look like a newly-laid floor. They are a...”
35 Muswell Ave, Muswell Hill, London N10 2EB
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Roberts Roofing

Roberts Roofing

(50)
  • Team
  • Happy
  • Communication
“Ross and his team recently completed our loft renovation. We are SO pleased with the finished work. Our loft looks incredible. I can't speak highly enough of Ross and his team. They were extremely clear on every step, clear communication on any quest...”
In Business Since 2017
529 London Rd, Worcester Park, Sutton SM3 8JR
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N.h.r.b.s.

N.h.r.b.s.

(48)
  • Team
  • Windows
  • Site
“Mark and the team were incredibly responsive when I called them out to look at some potential tile damage after Storm Eunice. Despite their busyness they found time to drop in next day and were proactive about keeping me informed as to their arrival ...”
35+ Years Experience
69 Ponsonby Pl, Pimlico, London SW1P 4PP
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Metropolitan Insulation Services

Metropolitan Insulation Services

(38)
Building Regulations, Technical Information, Condensation Control
“Used MIS to insulate a very cold and damp back bedroom. They went through the various option available before we went ahead with the work. Insulation board installed on the large external wall and ceiling and it's made a huge difference. Positive Pun...”
30++ Years Experience
Castle Yard, London N6 5DZ
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Brent General Construction Limited

Brent General Construction Limited

(20)
  • Team
  • Price
  • Review
“I am happy to write a 5-star review for Brent General Construction Limited, as my experience with them was excellent in every way. From the initial consultation to the final inspection, Brent General Construction Limited demonstrated professionali...”
Free Initial Consultation
Family Business
86-90 Paul St, London EC2A 4NE
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Embury Environmental

Embury Environmental

(20)
  • Team
  • Future
  • Hazard
“Fantastic choice and service in explaining and assessing the situation. James who came on the was extremely polite, helpful and thorough in his reporting. Recommend anytime.”
Free Initial Consultation
Family Business
66 Mortlake High St, London SW14 8HR
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Elite Impact Business Solutions Ltd

Elite Impact Business Solutions Ltd

(23)
Cavity Wall Insulation, Ground Source & Air Source Heat Pumps, Solid Wall Insulation
“Excellent service. My EPC certificate was done on the same day as booking and I received my certificate within 24hours of appointment. Professional service . I would definitely recommend.”
6, Stockley Park, 9 The Square, London UB11 1FW
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Emergency Electrician London 365

Emergency Electrician London 365

(5)
Domestic Electrical, Commercial Electrical
“After running around the house testing almost every appliance to see what was tripping our electrics I figured it was about time to call for some help. It was 9pm when I called these guys and within the hour Cyril was here. Truly fantastic service wh...”
In Business Since 2018
Transparent Fees & Pricing
Emergency Services
Free Initial Consultation
6, Yearby House, Sutton Way, London W10 5JA
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Approved Roofing Specialist LTD

Approved Roofing Specialist LTD

(4)
Felt Roofing, Loft Insulation, Slate Roofing
“I called approved roofing specialists Ltd for a quote on a new tiled roof the price sounded good to me so I give them the go ahead and the work that was carried out was to a very high standard I was very happy with the work and the workers I would hi...”
40+ Years Experience
Free Initial Consultation
Emergency Services
Family Business
70 White Lion St, London N1 9PP
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Rendering Trivia

Rendering Trivia

(12)
Rendering, Cladding & Brick Slips, External Wall Insulation
“Ismen and Arthur are so professional and polite. One of the best builders we have worked with and their attention to detail is absolutely amazing. Me and my wife will be happy to recommend them to anyone looking to get rendering done.”
In Business Since 2022
Family Business
Free Initial Consultation
1st floor flat, 1 Ramsden Rd, London N11 3JE
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Hamilton Roofing & Building Ltd

Hamilton Roofing & Building Ltd

(5)
Emergency Repairs, Slate Roofs, Velux Windows
“We have used Hamilton Roofing for a new fibreglass roof and roof terrace. Michael is really responsive, personable and professional and the whole team is very courteous and hard working. They kept to their schedule and we are very pleased with the re...”
Emergency Services
Free Initial Consultation
Unit 23, Townmead Business Centre, William Morris Way, London SW6 2SZ
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MTC Insulation

MTC Insulation

(4)
Commercial Spray Foam Insulation, Home Insulation Services UK, Synthesia Spray Foam Insulation
“Had the lads round to insulate loft with spray foam. Done a fantastic job will definitely recommend to friends and family. Also recieved correct paperwork and certificates.”
Emergency Services
Free Initial Consultation
71-75 Shelton St, London WC2H 9JQ
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Acute Roofing Ltd

Acute Roofing Ltd

(9)
Roof Repairs, Flat Roofs, Roof Replacement
“I had a new flat roof put by another roofer and no sooner than when it went in, a few months on it began to leak substantially so I gave Acute roofing a call as the original roofer had disappeared on me. Acute have sorted out another roofing companie...”
Free Initial Consultation
Family Business
84 Uxbridge Rd, London W13 8RA
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Insulation Services Near You Cost Estimates

Minimum cost
£629
Maximum cost
£4595
National Average
£2154
Avg Per Hour Rates
£88
£1352
£3109
Fair price range is based on 821 cost profiles
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National Average £2154
Minimum cost £629
Maximum cost £4595
Avg Per Hour Rates £88

Fair price range $1352 to $3109 is based on 821 cost profiles.

Why these companies made our list

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