
Meet Steven Avenier
PCA Accredited Damp & Timber Surveyor
At AMPM Property Maintenance, we believe that accurate diagnosis is the key to solving damp problems properly. That is why all of our damp and timber surveys are carried out by Steven Avenier. Steven is director of AMPM Property Maintenance Ltd and is a fully qualified CSTDB Damp & Timber Surveyor accredited through the Property Care Association (PCA).
Our Lead Surveyor
30 Years of Buildings, Defects & Getting It Right
Steven has over 30 years of experience within the construction industry and brings a wealth of practical knowledge to every survey he undertakes. His unique background allows him to understand not only the symptoms of damp and timber defects. But also the way buildings are constructed and how defects develop over time.
Today, Steven specialises in the investigation, diagnosis and specification of dampness, timber decay, condensation issues and wider building pathology. Helping homeowners and property professionals make informed decisions about their properties, not just a quick fix.
Why Homeowners & Property Professionals Choose AMPM


What Does CSTDB Qualification Mean?
CSTDB stands for Certificated Surveyor of Timber and Dampness in Buildings. This specialist qualification is awarded by the Property Care Association and is recognised throughout the property industry as one of the highest standards for damp and timber surveying.
The qualification demonstrates expertise in:
- Rising damp diagnosis
- Penetrating damp investigations
- Condensation and mould assessments
- Timber decay and fungal identification
- Woodworm and insect attack
- Building pathology
- Remedial specification and reporting
This gives homeowners, buyers, lenders and estate agents confidence that surveys are based on evidence and technical knowledge rather than assumptions.
.jpg%3F2026-05-13T20%3A04%3A35.872Z&w=3840&q=75)
Who Uses Our Damp & Timber Survey Services?
Steven regularly carries out surveys for:
- Homeowners concerned about damp or mould
- Property buyers requiring pre-purchase surveys
- Mortgage lenders
- Estate agents
- Landlords and property investors
- Solicitors and legal professionals
Our surveys provide clear findings, moisture readings, photographic evidence and practical recommendations to help clients make informed decisions.

Honest Advice and Practical Solutions
At AMPM Property Maintenance, we believe in identifying the cause of the problem rather than simply treating the symptoms. Steven is committed to delivering honest, accurate and practical advice on every survey. In some cases remedial work may be required. In others, simple maintenance or ventilation improvements may be all that is needed.
Our approach is always based on evidence, experience and the long-term protection of your property.

Frequently asked questions





