25 Best Roofers in London for 2026

🏠 25 businesses · 📍 London
✓ Reviewed regularly · ✓ Updated 10 October 2026
Mark Reid
Written by Mark Reid, Trades Editor · Verified 10 October 2026
London's roofing stock is a mixed bag, and that's putting it mildly. You've got Victorian terraces in Clapham and Tooting with slate roofs and parapet gutters, 1930s semis in Pinner with clay tiles, and flat-roofed extensions bolted onto just about everything in between. Add in the number of loft conversions and rear extensions going up across boroughs like Haringey and Lewisham, and you end up needing a roofer who understands period properties as much as modern felt or GRP flat roofing. Weather doesn't help either. A wet winter after a dry summer plays havoc with old lead flashing and Victorian ridge tiles, which is why so many callouts here are for storm damage or slipped slates rather than full re-roofs.

The businesses featured on this page come from public business listings, ranked mainly by review rating and review count, with a modest boost for those with a working website and a phone number you can actually reach. We check each firm's homepage to confirm roofing work is genuinely what they do day to day, which stops general builders or handymen who dabble in guttering from cluttering up the list. Any listing flagged as permanently closed gets removed automatically. Where you spot a Trust Verified badge, that business has gone through our fuller check, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history and registered company information. Our How We Verify page explains that process in full. For firms without the badge, those same checks are worth doing yourself before you hand over a deposit.

Before booking anyone, ask for proof of public liability insurance and, ideally, membership of a recognised roofing scheme such as NFRC or CompetentRoofer. Request photos of similar jobs they've completed nearby, particularly if you're in a conservation area where slate matching or lead detailing matters. Get a written quote that breaks down materials, labour and scaffolding costs separately, since scaffolding alone can add £600 to £1,500 depending on the property's height and access. And don't settle for the first quote you get. Two or three, compared side by side, usually reveals whether a price is fair or whether someone's chancing it.
How We Select & Rate The Best Roofers in London

Rankings are based on review rating and review count pulled from public business listings, with a small lift given to businesses showing a working website and phone number. We check each business's homepage to confirm roofing is their main line of work, which keeps unrelated tradespeople off this page. Listings flagged as permanently closed are removed automatically. Businesses marked Trust Verified have additionally passed our full verification, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history and registered company information. See our How We Verify page for details. Other businesses here haven't been independently verified by us, and being listed isn't an endorsement. Always do your own checks before hiring.

Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. Every other listing is ranked on rating and review count from third-party business listings. How we rank & verify →

Quick Comparison: Roofers in London

# Business Rating Reviews Phone
1 Positive Roofing | Roofers orpington ⭐ 5.0 174 07305 680701 View →
2 Roberts Roofing ⭐ 5.0 114 020 8168 1155 View →
3 McColloch Roofing Ltd ⭐ 4.8 157 020 8776 1693 View →
4 Clayridge Roofing ⭐ 4.9 130 07973 600558 View →
5 Fibrespan GRP Ltd ⭐ 4.8 134 020 7692 8378 View →
6 PWD Roofing Solutions Ltd ⭐ 4.9 108 07785 742322 View →
7 ROSS ROOFING ⭐ 5.0 84 07985 399931 View →
8 The Original Roofing Company ⭐ 5.0 78 07984 419787 View →
9 Jas Roofing Ltd ⭐ 4.6 143 020 8594 5626 View →
10 Armstrong & Sons Roofing & Building Ltd ⭐ 5.0 56 07889 631872 View →
11 CNEM Roofing & Guttering Limited ⭐ 4.8 67 07898 463472 View →
12 Dudley & Co Ltd ⭐ 4.9 55 07966 367820 View →
13 Supreme O Roofing Ltd ⭐ 4.7 77 07527 254942 View →
14 PC Roofing Ltd ⭐ 4.9 49 01689 452452 View →
15 Charles James Roofing ⭐ 5.0 41 020 3105 4643 View →
16 Proven Roofing Ltd ⭐ 5.0 40 07880 875321 View →
17 Roofgen ltd ⭐ 5.0 38 01233 556043 View →
18 London GRP Roofing ltd ⭐ 5.0 37 07815 204726 View →
19 Rooftech Roofing And Guttering Services Ltd ⭐ 4.8 52 07428 462459 View →
20 Renelm Roofing & Leadworks Ltd ⭐ 5.0 36 01689 471020 View →
21 House Proud Roofing ⭐ 5.0 35 07903 356191 View →
22 WeatherTIGHT Systems Ltd ⭐ 4.7 58 020 8421 4777 View →
23 James Mitchener Roofing ⭐ 5.0 34 07703 468124 View →
24 Edge Pro Roofing Limited ⭐ 4.8 48 07448 388083 View →
25 Apex Roofing And Guttering Ltd ⭐ 4.9 40 07868 059901 View →

Our Top Picks

1
Positive Roofing | Roofers orpington
Not Verified
★★★★★ 5.0 (174 reviews)
London 07305 680701

Flat roof repairs, chimney repointing and gutter replacement are among the jobs Positive Roofing takes on across Orpington and the surrounding area. The firm works as a roofing contractor for residential properties, covering both repairs and full re-roofs.

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2
Roberts Roofing
Not Verified
★★★★★ 5.0 (114 reviews)
London 020 8168 1155

Families across Sutton call on Roberts Roofing for repairs, re-roofing and maintenance work. Work is arranged directly with the household, keeping communication straightforward from quote to completion.

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3
McColloch Roofing Ltd
Not Verified
★★★★★ 4.8 (157 reviews)
London 020 8776 1693

Re-roofing and slate or tile replacement form the core of McColloch Roofing Ltd's work in Bromley, alongside repairs following storm damage and general upkeep. The firm takes on jobs ranging from small repairs to full roof overhauls.

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4
Clayridge Roofing
Not Verified
★★★★★ 4.9 (130 reviews)
London 07973 600558

Clayridge Roofing provides professional roofing services across South Croydon and the surrounding London areas. Their experienced team handles various roofing projects including repairs, installations, and maintenance work for residential and commercial properties.

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5
Fibrespan GRP Ltd
Not Verified
★★★★★ 4.8 (134 reviews)
London 020 7692 8378

Flat roofing in glass-reinforced plastic is the specialism at Fibrespan GRP Ltd, a London-based contractor whose work centres on GRP systems rather than the broader mix of materials many roofers carry. The material suits both residential and commercial flat roofs, offering a seamless, low-maintenance finish.

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6
PWD Roofing Solutions Ltd
Not Verified
★★★★★ 4.9 (108 reviews)
London 07785 742322

Pitched and flat roofs on Croydon's mix of Victorian terraces, interwar semis and low-rise blocks are the day-to-day work of PWD Roofing Solutions Ltd. The company covers repairs, re-roofing and general roofline maintenance, with an approach suited to the varied construction found across the borough.

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7
ROSS ROOFING
Not Verified
★★★★★ 5.0 (84 reviews)
London 07985 399931

Flat and pitched roofing work is handled by Ross Roofing Limited, a Romford-based contractor covering residential and commercial properties across the area. The company takes on repairs, replacements, and new installations. Enquiries and project details can be submitted through rossroofing.uk.

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8
The Original Roofing Company
Not Verified
★★★★★ 5.0 (78 reviews)
London 07984 419787

The Original Roofing Company provides roofing services across London from their base in Purley. They handle residential and commercial roofing projects throughout the capital and surrounding areas.

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9
Jas Roofing Ltd
Not Verified
★★★★★ 4.6 (143 reviews)
London 020 8594 5626

Jas Roofing Ltd provides professional roofing services across London from their base in Barking, Dagenham. Their experienced team handles a full range of roofing projects for residential and commercial properties throughout the capital.

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10
Armstrong & Sons Roofing & Building Ltd
Not Verified
★★★★★ 5.0 (56 reviews)
London 07889 631872

Armstrong & Sons Roofing & Building Ltd works across Bromley on roofing repairs, re-roofs and general building work. Enquiries can be made through the company website.

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11
CNEM Roofing & Guttering Limited
Not Verified
★★★★★ 4.8 (67 reviews)
London 07898 463472

Roofing and guttering work across Bromley is handled by CNEM, covering repairs, replacements and general maintenance for domestic properties. Enquiries can be made through the company's website for anyone needing roof or gutter attention in the area.

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12
Dudley & Co Ltd
Not Verified
★★★★★ 4.9 (55 reviews)
London 07966 367820

Flat and pitched roofing work is the core focus at Dudley & Co Ltd, a roofing contractor based in north London. The company serves residential and commercial clients across the area, covering repairs, replacements, and new installations. The business is well placed to take on work across the northern boroughs and surrounding neighbourhoods.

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13
Supreme O Roofing Ltd
Not Verified
★★★★★ 4.7 (77 reviews)
London 07527 254942

Supreme O Roofing Ltd provides roofing services across London. The company handles various roofing projects for residential and commercial properties throughout the capital.

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14
PC Roofing Ltd
Not Verified
★★★★★ 4.9 (49 reviews)
London 01689 452452

In Orpington and the surrounding parts of south-east London and Kent, PC Roofing Ltd works as a roofing contractor for domestic properties. Its work covers the repair, maintenance and replacement of pitched and flat roofs.

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15
Charles James Roofing
Not Verified
★★★★★ 5.0 (41 reviews)
London 020 3105 4643

Charles James Roofing works on domestic roofs across Bromley, covering repairs, re-roofing and maintenance work. Enquiries can be made through its website for those wanting a survey or quote.

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16
Proven Roofing Ltd
Not Verified
★★★★★ 5.0 (40 reviews)
London 07880 875321

In Croydon and the surrounding south London area, Proven Roofing Ltd works on pitched and flat roofs, covering repairs, replacements and general maintenance. Customers can find further details on its website.

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17
Roofgen ltd
Not Verified
★★★★★ 5.0 (38 reviews)
London 01233 556043

Roofgen ltd is a roofing firm based in Bromley. The company handles pitched and flat roof work, repairs and re-roofing for local homes. Enquiries can be made through its website.

Read more →
18
London GRP Roofing ltd
Not Verified
★★★★★ 5.0 (37 reviews)
London 07815 204726

London GRP Roofing Ltd provides professional roofing services throughout London and the surrounding areas from their base in Bexleyheath. They offer comprehensive roofing solutions for residential and commercial properties across the capital.

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19
Rooftech Roofing And Guttering Services Ltd
Not Verified
★★★★★ 4.8 (52 reviews)
London 07428 462459

Rooftech Roofing And Guttering Services Ltd describes itself as a roofing and guttering contractor, and its name sets out the scope: work on roofs and on the drainage systems that run along them. Based in Croydon, the company offers roofing services covering repairs and installation, alongside guttering work.

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20
Renelm Roofing & Leadworks Ltd
Not Verified
★★★★★ 5.0 (36 reviews)
London 01689 471020

Lead work, flat roof repairs and pitched roof renewals form the core of what Renelm Roofing & Leadworks Ltd does in Orpington and the surrounding area. The company is a limited business working in the roofing trade, with lead detailing named alongside general roofing in its title.

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21
House Proud Roofing
Not Verified
★★★★★ 5.0 (35 reviews)
London 07903 356191

House Proud Roofing provides comprehensive roofing services across London from their base in Erith. The company carries out roof repairs, installations and maintenance work throughout the capital.

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22
WeatherTIGHT Systems Ltd
Not Verified
★★★★★ 4.7 (58 reviews)
London 020 8421 4777

Lead roofing, flat roofing, and roof tiling and slating sit at the core of WeatherTIGHT Systems Ltd's offer, alongside pitched roof replacement and fascias and soffits work across Bromley. Guttering services are also available.

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23
James Mitchener Roofing
Not Verified
★★★★★ 5.0 (34 reviews)
London 07703 468124

Roofing work in Sutton and the surrounding area is handled by James Mitchener Roofing, covering repairs, re-roofing and general maintenance. Enquiries can be made through the company website for further details on availability.

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24
Edge Pro Roofing Limited
Not Verified
★★★★★ 4.8 (48 reviews)
London 07448 388083

Roofing work across Croydon and the surrounding south London area is the focus of Edge Pro Roofing Limited, a local firm covering repairs, replacements and general roof maintenance. Property owners can reach the company through its website to arrange an inspection or discuss a job.

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25
Apex Roofing And Guttering Ltd
Not Verified
★★★★★ 4.9 (40 reviews)
London 07868 059901

Pitched roofs on Victorian and Edwardian terraces, along with the flat roofs found on extensions and garages, make up much of the work for Apex Roofing And Guttering Ltd in Croydon. The firm covers roof repairs and replacements alongside gutter installation and repair, a pairing that suits older properties where water damage often starts at the roofline.

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Transparency notice: Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. All other listings are ranked by a combined score drawn from ratings and review counts published on third-party business listings, plus basic completeness signals such as a working website and phone. A Trust Verified badge means we have independently checked that business's documents; businesses without it have not been independently verified by us. How we verify →

Looking for a Roofer in London?

Get up to three no-obligation quotes from verified businesses. Takes less than a minute.

Post a Job →

Is your business missing?

Get listed and reach customers actively searching for your services in this area.

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Frequently Asked Questions

How much does a roofer cost in London?
Small repairs like a slipped slate or a patch of felt can run £150 to £400, depending on access and whether scaffolding or a tower is needed. A full pitched roof re-cover on a typical terrace house often lands between £6,000 and £12,000, while a flat roof replacement on a rear extension might be £1,500 to £4,000 depending on size and material (felt, GRP fibreglass, or EPDM rubber). Prices in central boroughs and areas with tricky parking or listed building constraints tend to sit higher. Getting two or three quotes is standard practice and helps you spot outliers, high or low.
Do I need planning permission to replace my roof in London?
Most like-for-like roof repairs and re-covers count as permitted development and don't need planning permission. That changes if you're in a conservation area, your property is listed, or you're altering the roof's shape, adding dormers, or raising the ridge height. Councils like Camden and Islington have quite a few conservation areas, so it's worth checking with your local planning department or asking your roofer to confirm before work starts.
How long does a roof replacement take?
A straightforward pitched roof re-cover on a standard terrace usually takes one to two weeks, weather permitting. Flat roofs are quicker, often two to four days for a domestic extension. Delays are common in London though, mostly down to scaffolding licence approvals from the council or waiting on skip permits for the road, so build a bit of slack into your expectations.
What's the difference between felt, GRP and EPDM for a flat roof?
Felt is the cheapest and most common, but it's got a shorter lifespan, typically 10 to 15 years, and can blister in strong sun. GRP fibreglass is tougher and more watertight, lasting 20 to 30 years, but costs more upfront and needs dry conditions to install properly. EPDM rubber sits in between on price and is popular for its flexibility and resistance to cracking. Your roofer should be able to explain which suits your roof's size and drainage.
Will my roof repair be covered by home insurance?
It depends on the cause. Storm damage, a fallen branch, or a burst pipe affecting the roof is usually covered, but general wear and tear or lack of maintenance typically isn't. Take photos before any work starts and get a written report from the roofer describing the damage and likely cause, as insurers usually ask for this alongside a quote before they'll pay out.
How do I check a roofer is legitimate before booking?
Ask to see proof of public liability insurance and check whether they belong to a recognised scheme like NFRC or CompetentRoofer, then verify that membership directly with the scheme if you can. Look at how long the business has been trading and read a spread of reviews, not just the top few. Ask for two or three references from recent local jobs, ideally on similar properties, and always get a written quote before agreeing to anything. If a badge on this page shows a business has passed full verification, that's a useful signal, but for anyone without it, these checks are down to you.