Delivering Excellence since 2005
Harper Building Diagnostics
Mission
We aim to take the guesswork out of understanding the condition of buildings and materials. We strive to provide meaningful data, establishing the extent and severity of the problem, that informs, truly informed solutions
Investigating Dampness & Timber Defects
Experts for heritage, commercial & residential buildings.
Book A Discovery Call To Explore How We Can Help You.
A few of our super clients and organisations that we have collaborated with
Want to talk?
Do you have a building query or problem that you would like to talk about, or are you curious to hear more about how we can help you? Get in touch today! We look forward to hearing from you.
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NEWS & EVENTS
Listed Property Show 30-31st January 2026.
We are presenting : ‘Beetle and Rot Infestation: Prevention, Detection, and Treatment’ on Saturday morning, hope to see you there.
We are presenting : ‘Beetle and Rot Infestation: Prevention, Detection, and Treatment’ on Saturday morning, hope to see you there.






