Our unparalleled expertise
At JSM Preservations, our commitment to quality is built on a foundation of rigorous training and industry-leading certifications. Discover why we are the trusted choice for damp and timber solutions across the United Kingdom.

Property care association qualified
Being Property Care Association (PCA) qualified means we adhere to the highest standards in property care. This prestigious accreditation ensures our methods, surveying, and remedial works are all carried out with unparalleled professionalism and technical competence, giving you complete peace of mind.

John newton's waterproofing expertise
Our John Newton's waterproofing qualification highlights our specialised skill in advanced damp proofing and structural waterproofing systems. This certification demonstrates our ability to tackle complex moisture ingress issues, providing durable and effective solutions that protect your property long-term.

Trusted by training and experience
Every member of the JSM Preservations team holds essential PCA qualifications in damp and timber. This comprehensive training ensures consistent, expert application of our services, from accurate diagnosis to effective treatment of woodworm, dry rot, wet rot, rising damp, and penetrating damp. Trust our certified professionals with your most valuable asset.
"The peace of mind knowing JSM Preservations is PCA qualified was invaluable. Their expertise in diagnosing and treating our damp problem was evident from day one, and the results speak for themselves."
Sarah L., Homeowner, Manchester