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Business Details
30 Years
experience
Expert Waterproofing & Building Preservation Services
Established in 1996, David Reynolds has built a reputation as a trusted specialist in waterproofing and building preservation across Cornwall. With over 40 years of hands-on experience in the industry, our founder David Reynolds transitioned from a contractor role to focus on consultancy, offering impartial expertise in damp proofing, structural reinforcement, and basement waterproofing. Our approach prioritizes accurate diagnosis and proportionate solutions, combining traditional methods with modern techniques to preserve the character of historic properties while addressing contemporary needs.

We serve private homeowners, commercial clients, and professionals, emphasizing transparency, cost-effectiveness, and long-term guarantees. Our work is underpinned by memberships in respected trade organizations like the Property Care Association and Trustmark, ensuring adherence to high standards of professionalism and ethics.
Services
Basement Waterproofing Damp Proofing Woodworm Treatment Structural Reinforcement Building Consultancy
Details
  • Year established: 1996
Highlights and features
  • We offer 40+ years of specialized expertise in Cornish building preservation.
  • Our impartial diagnosis avoids unnecessary and costly remedial work.
  • Local knowledge ensures solutions tailored to Cornwall's unique construction methods.
  • We provide insured guarantees for all structural waterproofing designs.
  • Our consultancy approach prioritizes transparency and client budget constraints.
Associations and certifications
  • Property Care Association
  • Trustmark
What people say
Saved me an absolute fortune Honest and friendly local specialist Highly recommended by surveyor Effective damp management Insured long-term guarantees
Services
Basement Waterproofing
Designing and specifying bespoke waterproofing systems for basements and cellars using industry-leading products. Our CSSW-certified solutions comply with BS8102 standards and include insured guarantees. We combine traditional and modern methods to ensure long-term protection against water ingress in both new and existing properties.
Damp Proofing
Accurate diagnosis and treatment of rising damp, condensation, and hygroscopic salt contamination in historic and modern buildings. We implement targeted solutions that address root causes while preserving structural integrity, avoiding unnecessary interventions through impartial expert assessment.
Woodworm Treatment
Identification and treatment of wood-boring beetle infestations in building timbers. Our approach combines precise diagnosis with minimal-disruption treatments tailored to the specific species and extent of infestation, ensuring structural longevity and compliance with conservation principles.
Structural Reinforcement
Specialist reinforcement solutions for bowed walls, cracked masonry, and failed lintels. We design low-impact repair specifications that maintain building character while ensuring structural stability, with insured guarantees for all recommended interventions.
Building Consultancy
Comprehensive surveying and advisory services for damp, decay, and structural issues in historic and listed buildings. Our consultancy includes detailed reports, remedial specifications, and dispute resolution, leveraging 40+ years of Cornwall-specific expertise to deliver practical, cost-effective solutions.
People
David Reynolds
Surveyor and Principal Director
CSRT- and CSSW-certified surveyor with over 40 years' experience in Cornish building preservation. Founded the business in 1996 after working with leading industry firms. Specializes in damp diagnosis, structural waterproofing, and remedial design for historic properties.
Questions
What areas do you cover?
We primarily serve Cornwall and surrounding areas, focusing on the unique building preservation needs of the region's historic housing stock.
Do you offer emergency services?
We do not provide emergency services but prioritize urgent cases during our working hours (Monday-Wednesday).
Can you help with listed buildings?
Yes, we specialize in working with listed and historic properties, offering solutions that respect architectural heritage while addressing modern requirements.
How are survey fees structured?
Survey fees start from £180 + VAT depending on scope, with detailed pricing provided during initial consultations.
Do you provide guarantees?
All structural waterproofing designs come with insured guarantees, and we offer warranty services for specified remedial works.
What qualifications do you hold?
We hold CSSW certification for waterproofing design and CSRT accreditation, with memberships in the Property Care Association and Trustmark.