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Trusted London roofing · Rated 5.0 on Google

Your roof, made watertight for the long run.

K & M Roofing Solutions is a Croydon-based team working across London. Flat, pitched and metal roofs, repairs, guttering and full property work, every job finished to a 10-year workmanship guarantee.

5.0 ★★★★★53 Google reviews
CertifiedHYDRONYLON applicators
10 yearsWorkmanship guarantee
Since 2020Croydon & all London
What we do

Three ways we look after your property

From a single leak to a full re-roof, ongoing care, or building work beyond the roof. One team handles all of it.

Our edge · Liquid waterproofing

Most flat roofs can be saved, not replaced.

We are certified applicators of HYDRONYLON, a European-certified liquid waterproofing system that very few London roofers can offer. It is applied as a liquid directly over your existing roof and cures into one seamless membrane, with no laps or joints to fail.

  • No strip-off and no skip on the drive. The existing covering stays in place.
  • Typically costs far less than a full re-roof, and takes days rather than weeks.
  • Backed by a 10-year product guarantee from HYDRONYLON LTD, on top of our own workmanship guarantee.
How HYDRONYLON works
ETACertified to European Technical Assessment ETA-23/0735. Independently assessed for 10 years confirmed durability.
Why choose us

Roofers South London actually recommends

01

Certified HYDRONYLON applicators

Access to an ETA-certified liquid waterproofing system most contractors in London simply cannot install.

02

One team, full scope

From a single leak to a full re-roof, guttering, or an extension, the same people manage the whole job.

03

Rated 5.0 by 53 customers

Real Google reviews from homeowners and businesses across South and West London.

04

Honest surveys, no upselling

We tell you what actually needs doing. Often that is a targeted repair, not the full replacement others quote.

Hear from our clients

Verified reviews from Google

5.0
★★★★★
Google rating
based on 53 reviews
★★★★★

Discovered a small leak on Thursday and it was inspected the next day and fixed within the week. A separate quote said we would need scaffolding and a full replacement, while Mateusz went up a ladder and sorted it himself. Reasonable price and he even sorted a roof inspection for my insurance while up there.

R
Google reviewervia Google
★★★★★

Excellent communication from Mateusz and the team about the scope of works, which included roof repairs, guttering, paintwork, some carpentry and repointing. All to a very high standard from a friendly, hardworking team. We would not hesitate to recommend them.

H
Google reviewervia Google
★★★★★

Out of all the roofers we have had out about an ongoing issue, Mateusz took the most effort to investigate the problem and give honest feedback. Genuinely helpful and straight with us from start to finish.

M
Google reviewervia Google
Common questions

Frequently asked questions

In most cases, yes. We apply the HYDRONYLON liquid system directly over your existing roof after cleaning and priming, which forms a seamless waterproof membrane without a full strip-off. A free survey confirms whether the existing build-up can stay in place. It is backed by a 10-year guarantee.
We are based in Croydon and work across Greater London, including South, West and Central London. If you are not sure whether you are in range, send us your postcode and we will confirm.
Yes. Every job carries a 10-year workmanship guarantee. Flat roofs finished with the HYDRONYLON system also receive a separate 10-year product guarantee issued by HYDRONYLON LTD.
Every quote starts with a free, no-obligation on-site survey. Call us, or send a photo and the rough size of your roof, and we will come back with the next step and a clear price.
Free on-site estimate

Let us talk about your roof

Tell us what is going on and we will arrange a free survey. No pressure, no hard sell, just honest advice and a clear price.