Welcome to Preservation Treatments

The company was formed in 1972 with the aim of providing a professional yet competitive service. We have undertaken works for English Heritage, National Trust, Architects, Housing associations, Local authorities, Surveyors, Building contractors etc…

Our service is also particularly suited to the domestic market, where we are able to offer the purchaser, vendor, or householder a service tailored to their needs.


PTL is an accredited contractor with PCA, Constructionline, CHAS and Trustmark. We maintain standards within the Industry that each professional body has set.

In recognition of our high standards, Preservation Treatments are proud holders of the Contractor of the Year Award from the PCA. Introduced in 2012, this category was designed to recognise PCA contractor members who excel throughout their normal day-to-day business. It is an achievement PTL are very proud of.


All of our surveyors are CSRT and CSSW qualified. Having gained PCA approval, each surveyor is also a member of the Waterproofing Design Specialist register and have been included to the Continued Professional Development scheme.

Our highly trained surveyors will provide you with the best solution to your needs at a competitive price.


For your protection and security all our works are covered by our company guarantees. We are also founder members of the Guarantee Protection Scheme, an independent insured policy that covers the lifetime of your guarantee.

Preservation Treatments are contractors for :

List of contractors

Approved Contractor

Watch the video to understand why it's important to select a PCA member to undertake works to your property.