Speak to a Specialist
Speak to a Specialist
Soho · W1D, W1F, W1B

Damp Survey Soho: Damp, Mould and Water Damage Assessment

The Assessment (what many people call a damp survey) is one non-destructive visit that finds the cause of damp, mould or a hidden leak across Soho and the surrounding area, with a clear, insurance-ready report.

★★★★★ 5.0 from 22 Google reviews
Quick answer: If you have damp, mould or a suspected water leak at a property in Soho, your first visit is a Damp, Mould and Water Damage Assessment. Our specialists carry out a non-destructive investigation to find the root cause, then give you a written report with photographs and a clear plan to fix it. Your report follows within 3 to 5 working days of the visit. We confirm the price on a written quote once we understand the problem. Call 020 3051 8478.

Damp, mould & leak services in Soho

Soho's housing stock is dominated by Georgian and Victorian terraced buildings, many converted from commercial use into flats and apartments over recent decades. These narrow, multi-storey properties with shared party walls, ageing brickwork and original timber frames are particularly susceptible to penetrating damp, condensation and hidden plumbing failures, especially where conversions were carried out without adequate waterproofing or ventilation upgrades.

Leak Detection

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

Damp, Mould and Water Damage Assessment

One visit that finds the cause of damp, mould or water damage, and tells rising damp, penetrating damp and condensation apart. About the Assessment →

Mould Treatment

Treat black mould and deal with the moisture source behind it, so it does not keep coming back. Mould treatment →

Structural Drying

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

Areas of Soho we cover

We visit properties right across Soho and its neighbourhoods, including:

Common damp problems in Soho homes

Penetrating Damp in Converted Georgian Terraces

Many of Soho's Georgian terraces were originally built as townhouses and later subdivided into residential flats. The original solid brick walls, now frequently repointed with hard cement mortar that traps moisture rather than allowing it to breathe, allow rainwater to penetrate deep into the fabric. Ground and first floor flats are especially vulnerable, with persistent damp patches appearing on internal walls after periods of heavy rainfall.

Condensation and Mould in Basement Conversions

Soho has a notable number of basement flats, many converted from former storage or commercial spaces beneath Victorian commercial premises. These below-ground units suffer from poor natural ventilation, limited sunlight and cold external walls, creating ideal conditions for condensation to form and black mould to develop on walls, ceilings and around window reveals, particularly during the cooler autumn and winter months.

Hidden Leaks from Ageing Shared Plumbing Stacks

Older Soho buildings converted into multiple flats frequently share original cast iron or early copper plumbing stacks that run through party walls and floor voids. Over time, joints corrode and seals fail, causing slow leaks that soak into floor joists and plaster without any obvious visible sign. These hidden leaks are often only identified when significant structural timber damage or widespread damp staining has already occurred.

What our customers say

Excellent
Rated 5.0 / 5 based on 22 reviews on
Tip: If a damp patch keeps coming back after redecorating, it is almost always a symptom, not the problem. An assessment that finds the source first saves paying for the same repair twice.

Request an Assessment in Soho

Call 020 3051 8478 or send us your details and we will agree a date with you. We work with homeowners, landlords and property managers across Soho.

Frequently asked questions

How much does a Damp, Mould and Water Damage Assessment in Soho cost?
We confirm the price on a written quote once we understand the problem. Your first visit is a Damp, Mould and Water Damage Assessment, which includes the non-destructive investigation and an insurance-ready written report with photographs. If leak detection is needed, we quote for it separately before any work starts.
Do you cover the whole of Soho?
Yes. We visit properties across Soho 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 assessment identifies which type you have using moisture readings and thermal imaging.
Do you provide reports for insurance claims?
Yes. Every assessment comes with a clear written report including the cause, photographic evidence and recommendations, formatted for insurers and managing agents. Your report follows within 3 to 5 working days of the visit.

More help in Soho

Leak detection

Trace a hidden water leak in Soho using thermal, acoustic and tracer gas methods, with minimal damage. Leak detection in Soho →

Structural drying

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

Mould removal

Treat black mould in your Soho property and fix the moisture source behind it. Mould removal in Soho →

See what you get before you speak to us: read a real report from start to finish.