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Business Details
33 Years
experience
Expert Damp Proofing Solutions in Teesside
Established over 32 years ago by David and Valerie Holdsworth, Crown Damp-Proofing Damp-Proofing is a family-run business specialising in damp and decay control for residential and commercial properties. Our approach combines advanced ecological products with minimal disruption to deliver cost-effective solutions for complex issues. As Teesside's only Property Care Association (PCA) members, we uphold rigorous standards in workmanship, health and safety, and surveyor qualifications. Our CSRT-certified surveyor, David Holdsworth, ensures expert property inspections and tailored remedial strategies.

We offer 10-year guarantees on treatments, with optional insurance coverage for added client security. Serving Middlesborough, Stockton, Redcar, and surrounding areas, our reputation is built on resolving challenging damp problems efficiently. Our membership in the Trust Mark scheme and PCA demonstrates our commitment to industry excellence and customer satisfaction. We prioritise transparency, ensuring clients receive services from qualified professionals rather than unaccredited surveyors.
Services
Rising Damp Basement Waterproofing Penetrating Damp Woodworm Eradication Dry & Wet Rot Condensation Control
Details
  • Year established: 1993
Highlights and features
  • 32 years of specialist experience in damp and decay control
  • Only PCA-accredited preservation company on Teesside
  • CSRT-certified surveyor for accurate property assessments
  • 10-year guarantees available on all treatments
  • Use of advanced ecological products with minimal disruption
Associations and certifications
  • Property Care Association
  • Trust Mark
Services
Rising Damp
Our rising damp treatment involves injecting solvent-free damp proof cream at DPC level after removing contaminated plaster. Specialist plastering systems prevent salt migration during drying. This method effectively resolves issues caused by defective or bridged damp courses in ground floor walls.
Woodworm Eradication
We eliminate wood-boring beetle infestations through targeted chemical treatments and affected timber replacement. Our approach addresses both active infestations and prevents future outbreaks by treating vulnerable structural elements across residential and commercial properties.
Dry & Wet Rot
Our fungal decay solutions involve identifying moisture sources, removing infected timbers, and applying fungicidal treatments. We replace compromised structural elements with treated wood while addressing underlying damp issues to prevent recurrence in affected buildings.
Basement Waterproofing
We implement waterproofing systems using cavity drainage membranes and sump pump installations. Our solutions create dry internal environments by managing groundwater pressure and preventing moisture ingress through below-ground structures and walls.
Condensation Control
Our condensation solutions combine ventilation improvements, thermal insulation upgrades, and anti-mould treatments. We address surface condensation issues through property-specific strategies that maintain optimal humidity levels and prevent mould regrowth.
People
David Holdsworth
Partner & Surveyor
CSRT-certified surveyor with over 32 years' experience in damp and decay control. Leads property inspections and treatment planning, ensuring technical excellence and compliance with PCA standards across all projects.
Valerie Holdsworth
Co-Founder
Business co-founder with extensive operational experience in managing preservation projects. Oversees administrative and client service aspects of the family-run business established in 1993.
Questions
What damp problems do you specialise in?
We specialise in rising damp, woodworm eradication, dry/wet rot treatment, basement waterproofing, and condensation control for residential and commercial properties.
Are your surveyors qualified?
Yes, our lead surveyor holds CSRT certification from the industry examining board, a qualification most companies' surveyors lack.
Do you offer guarantees on work?
Yes, we provide 10-year guarantees on treatments with optional insurance coverage available for added protection.
Which areas do you cover?
We serve Middlesborough, Stockton, Redcar, Saltburn, Brotton, Great Ayton, Guisborough, Stokesley, Hartlepool, and Darlington.
Why choose PCA members?
PCA membership ensures rigorous standards in workmanship, health and safety, and surveyor qualifications, which we've maintained since 1993.
How quickly do you respond to inquiries?
We aim to respond to web inquiries within 4-8 hours and schedule property inspections at convenient times.