Damp and Mould Survey | Independant Professionals in London

A complete investigation into the damp, mould and condensation in your property, with clear guidance on what to do next.

When damp or mould appears, it’s often a sign of deeper issues. A damp, mould and condensation survey provides a comprehensive, property assessment to understand exactly what’s happening and how to resolve it safely and effectively.

This survey is ideal for homeowners, landlords, housing associations and care environments needing a clear, reliable diagnosis.

Persistent mould patches

Damp staining on walls or ceilings

Musty smells or condensation

Unexplained cold spots

Tenant complaints

Rooms unsuitable for reoccupation

Housing association compliance requirements

Moisture readings

Thermal imaging

Ventilation analysis

Heating & occupancy review

Building fabric inspection

External drainage checks

Internal humidity mapping

Behaviour analysis of airflow and room usage

No upselling

Your report is unbiased.

Clear recommendations

Plain-English guidance, no jargon.

Thorough investigation

We look beyond the obvious symptoms.

Trusted across sectors

Housing providers, care homes and landlords rely on our findings.

A Full Written Report Within 72 Hours

Photos and Documented Evidence

Clear Cause Identification

A Schedule of Works for Repair

Moisture Readings & Analysis

Advice for Preventing Future Issues

FAQs

No. This survey is not suitable for legal or insurance cases. Where required, we offer legal disrepair or defect liability surveys instead.

No. Our independence is what clients value most.

Yes. A survey helps identify and remove the immediate hazard, such as active mould or leaks, in line with Awaab’s Law, before carrying out further remedial works.

What Our Clients Say

Don't just take our word for it - hear from homeowners, housing associations, and property managers we've helped.

“I had a call from our disrepair contractor. I sent them your surveys to quote from. They wanted me to pass on theirthanks, as your surveys are very high quality and have all the information needed. This makes their job easier,compared to other reports they receive.”

Lee Madden

Damp, Mould & Disrepair Team

“We worked closely with JAG on an Ombudsman level case. JAG carried out the initial damp and mould survey, whichallowed our contractor to carry out root cause remedial works. We found that the resident was still suffering with a cough,carrying out a post inspection survey, air test and the use of IoT sensor data, JAG helped us identify potential issues. Wewere then able to educate and support our residents and satisfy the Ombudsman.”

Michael Ryan

Assistant Director of Property and Estate Services

"We have worked with JAG over an 18-month period, in the build-up to Awaab’s Law. JAG and James’ knowledge and input were invaluable. We are all learning every day, and having JAG as our damp and mould partner has made a difference to how we look at damp and mould when it comes to our homes and prioritising our residents’ health.”

Lisa Turner

Head of Repair Operations - Peabody

FULLY ACCREDITED & TRUSTED

Suitable for compliance, legal and insurance use.

JAG operates within recognised quality, technical and procurement frameworks. Our reports are written to evidential standard and routinely relied upon by housing providers, insurers and legal teams.

Independent — no remediation contracting conflict

Authored by experienced specialists

Defensible methodology and chain of evidence

WHERE WE COVER

Covering key cities across England & Wales — with portfolio coverage nationwide on instruction.

Portsmouth

Southhampton

Oxford

Birmingham

Bristol

Brighton

Winchester

London & the Home Counties

Cardiff

Swindon

Damp And Mould Surveys in London

Trusted by leading organisations across housing, commercial & public sectors.