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Damp and Timber Specialists Serving Properties Across Thames Valley
At Thames Valley Damp & Timber Treatments, our PCA and DPA Certified team provide damp and timber treatments for properties across Berkshire, Buckinghamshire and Oxfordshire. Contact us for your free site survey today.

30 years of Damp Proofing and Timber Treatment across Thames Valley
Thames Valley Damp & Timber Treatments has been serving the Thames Valley region for over 30 years, providing professional damp proofing and timber treatment solutions. Founded and led by Ritchard Tysoe, our company combines three decades of hands-on experience with the latest industry techniques and certifications.
We pride ourselves on doing a great job for a great price. Our approach is straightforward: thorough assessment, honest recommendations, and quality workmanship that stands the test of time. With full DPA and PCA certifications, you can trust our expertise to solve your property’s damp and timber problems effectively.
- 30+ years industry experience under expert leadership
- DPA and PCA certified professionals
- Skilled tradespeople with comprehensive training
- Dedicated office support for seamless project management
- Based locally with deep knowledge of regional property challenges
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Damp Issues Resolved
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Five-star Google Reviews
Damp Proofing & Timber Treatment Services

Damp Proofing
Professional damp proofing services including chemical injection damp proof courses, rising damp treatment, and penetrating damp solutions. Our certified specialists diagnose and treat all types of damp problems across residential and commercial properties.

Structural Waterproofing
Expert waterproofing solutions for basements, cellars, and below-ground structures. We provide comprehensive tanking systems, cavity drainage, and external waterproofing to protect your property from water ingress.

Condensation Control
Effective condensation management through improved ventilation, insulation upgrades, and environmental control systems. Our solutions address the root causes of condensation problems for long-term results.

Dry Rot Treatment & Eradication
Specialist dry rot treatment including timber replacement, fungicide application, and environmental control. Our comprehensive approach eliminates dry rot and prevents reoccurrence with guaranteed results.

Woodworm Treatment
Professional woodworm eradication using approved insecticides and timber preservation techniques. We identify woodworm species and apply targeted treatments to protect your property's structural timber.

Basement & Cellar Tanking
Expert basement waterproofing and cellar tanking systems for below-ground properties. Our comprehensive tanking solutions protect foundations from water ingress, creating dry, usable spaces in your basement or cellar areas.
Damp Proofing and Timber Treatment for every Property
Homeowners throughout the Thames Valley trust our expertise to resolve damp and timber problems. From rising damp in period properties to condensation issues in modern homes, we provide lasting solutions that protect your property value and family health.
Commercial property owners, landlords, and facilities managers rely on our certified services for offices, retail spaces, and industrial buildings. We minimize business disruption while delivering comprehensive damp proofing and timber treatment solutions.
Builders, developers, and contractors partner with us for new builds, renovations, and restoration projects. Our expertise ensures proper damp proofing installation and timber protection from the outset.
Insurance providers and property surveyors recommend our services for their reliability and comprehensive reporting. We work with insurance claims and provide detailed documentation for professional requirements.
Get Your Free Damp or Timber Survey
Professional damp proofing across Thames Valley. DPA & PCA certified specialists providing quality solutions at fair prices.
Ritchard’s 30 years of experience means reliable results.
Why Choose Thames Valley Damp & Timber Treatments
Thames Valley Damp & Timber Treatments is led by Ritchard Tysoe, who has dedicated over 30 years to mastering the complexities of damp proofing and timber treatments.
Our team includes experienced tradespeople and dedicated office support, ensuring every project receives professional attention from initial consultation through completion. With full industry certifications and decades of combined experience, we provide the expertise and reliability you need for successful damp proofing projects.
Why Choose Our Team:
- 30+ years industry experience under expert leadership
- DPA and PCA certified professionals
- Skilled tradespeople with comprehensive training
- Dedicated office support for seamless project management
- Based locally with deep knowledge of regional property challenges


Professional Damp Proofing and Timber Treatment across Thames Valley
Thames Valley Damp & Timber Treatments provides expert damp proofing and timber treatment services throughout the Thames Valley region, covering Berkshire, Oxfordshire, and Buckinghamshire.
Primary Service Areas:
Berkshire: Reading, Windsor, Slough, and surrounding areas throughout Berkshire
Oxfordshire: Oxford, Banbury, Witney, and surrounding areas throughout Oxfordshire
Buckinghamshire: Aylesbury, High Wycombe, Milton Keynes, and surrounding areas throughout Buckinghamshire
Local Expertise: We have a deep knowledge of Thames Valley properties, from period cottages to modern developments, meaning we understand the unique damp challenges facing buildings in our region.
Common Questions About
Our Damp & Timber Services
How do I know if I have a damp problem?
Common signs include musty odours, discoloured or peeling wallpaper, black mould spots, salt deposits on walls, and damp patches. We provide free site surveys to accurately diagnose any damp issues and recommend appropriate solutions.
What's included in your free site survey?
Our comprehensive site survey includes moisture meter readings, visual inspection of affected areas, identification of damp causes, and detailed recommendations with no-obligation quotations for necessary treatments.
How long do damp proofing treatments last?
When properly installed, our damp proofing treatments typically last 20-30 years or more. We provide guarantees on our work and use only approved materials that meet industry standards for long-term performance.
Do you offer guarantees on your work?
Yes, we provide comprehensive guarantees on all damp proofing and timber treatments. Specific guarantee periods vary by treatment type, and we’ll explain all warranty terms clearly before work begins.
Can you work with insurance claims?
We regularly work with insurance companies and can provide detailed reports and documentation required for claims. Our industry certifications and professional approach ensure smooth insurance claim processes.
What certifications do you hold?
We hold full DPA (Damp Proofing Association) and PCA (Property Care Association) certifications, ensuring our work meets the highest industry standards and professional requirements.
How much do damp proofing services cost?
Costs vary depending on the extent and type of damp problem. We provide detailed, transparent quotations following our free site survey, with no hidden costs or unexpected charges.
Get Your Free Site Survey Today
Don’t let damp or timber problems damage your property or affect your health. Thames Valley Damp & Timber Treatments provides professional services backed by 30 years of experience and full industry certifications.