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Kensington and Chelsea · W8, W10, W11, W14, SW3, SW5, SW7, SW10

Damp, Mould & Leak Specialists in Kensington and Chelsea

Non-destructive damp surveys, hidden leak detection and mould investigation across Kensington and Chelsea and the surrounding area, with clear, insurance-ready reports.

★★★★★ 4.9 from 18 Google reviews · trusted by Kensington and Chelsea homeowners, landlords & property managers
Quick answer: If you have damp, mould or a suspected water leak at a property in Kensington and Chelsea, our specialists carry out a non-destructive survey to find the root cause, then give you a written report and a clear plan to fix it. A full damp and mould survey is a fixed £500. Call 020 3051 8478.

Damp, mould & leak services in Kensington and Chelsea

Kensington and Chelsea's housing stock runs from stucco-fronted Georgian and Victorian terraces around garden squares to Edwardian mansion blocks, mews cottages and post-war council estates such as World's End and Lancaster West. Solid brick walls, single-glazed sashes, converted basements and ageing communal plumbing in this largely listed, densely built borough create persistent conditions for damp, condensation and leaks.

Leak Detection

Trace hidden water leaks without damage using thermal, acoustic and tracer-gas methods. Leak detection →

Damp Investigation

Identify rising damp, penetrating damp and condensation, and tell them apart properly. Damp investigation →

Mould Inspection

Find the moisture source feeding the mould, not just treat the surface. Mould inspection →

Structural Drying

Dry out walls, floors and voids after a leak or flood, monitored to completion. Structural drying →

Areas of Kensington and Chelsea we cover

We survey properties right across Kensington and Chelsea and its neighbourhoods, including:

Common damp problems in Kensington and Chelsea homes

Basement and lower ground floor conversions

Many Kensington and Chelsea terraces have had basements or lower ground floors dug out and tanked to create extra living space, particularly in South Kensington and Chelsea. When tanking membranes fail or sumps and pumps are neglected, rising damp and standing water return quickly. Blocked lightwells and poorly drained garden squares add surface water, leaving these converted rooms prone to mould, musty odours and damaged skirting long after the original works were signed off.

Solid brick Victorian and Georgian terraces

The borough's stucco-fronted terraces in Notting Hill and Holland Park predate cavity wall construction, so their solid brick relies on render and pointing to keep weather out. Cracked or porous stucco lets water track through the wall to internal plaster, while original single-glazed sash windows encourage condensation on cold reveals. The result is penetrating damp patches and black mould around window heads and chimney breasts, especially in unheated upper floor rooms.

Mansion block and communal plumbing leaks

Edwardian mansion blocks around Earls Court, Brompton and Knightsbridge house flats served by shared risers, flat roofs and parapet gutters. Corroded soil stacks, overflowing gutters or a leaking flat above frequently show up as ceiling staining and mould in the property below, complicating repairs where freeholders, managing agents and multiple leaseholders must agree access and liability before any leak or damp source can be properly traced and fixed.

What our customers say

★★★★★

I have been dealing with damp and mould for years but these guys were able to come in and resolve the problem quickly and professionally. Their prices were fair and reasonable and they got the job done clean. 10/10 would use again and would recommend.

Thersa Waron Eurmind, via Google

★★★★★

Very helpful and professional, easy to communicate with about my mould issues and I received fast responses from the company on the best solutions for me. would recommend to all friends and family. 5/5

Jensen B, via Google

★★★★★

I recently used a damp and mould specialist company and was extremely impressed with the service from start to finish. From the initial survey, they were knowledgeable, thorough, and took the time to clearly explain the cause of the issue rather than just treating the symptoms.

Tarik Barak, via Google

Tip: If a damp patch keeps coming back after redecorating, it is almost always a symptom, not the problem. A survey that finds the source first saves paying for the same repair twice.

Book a survey in Kensington and Chelsea

Call 020 3051 8478 or request a survey online. We work with homeowners, landlords and property managers across Kensington and Chelsea. Works are on a 50% upfront, 50% on completion basis.

Frequently asked questions

How much does a damp survey in Kensington and Chelsea cost?
A damp and mould survey is a fixed £500, including the non-destructive investigation and an insurance-ready written report. Leak detection, if needed, is £800 to £1500 depending on scale.
Do you cover the whole of Kensington and Chelsea?
Yes. We survey properties across Kensington and Chelsea and the surrounding neighbourhoods and postcodes.
Can you tell the difference between condensation, rising and penetrating damp?
Yes, and it matters because the fix differs for each. Our survey identifies which type you have using moisture readings and thermal imaging.
Do you provide reports for insurance claims?
Yes. Every survey comes with a clear written report including the cause, photographic evidence and recommendations, formatted for insurers and managing agents.