"Justin was thoughtful and diligent. He found sensible, practical solutions to our damp problem without breaking the bank and worked considerately around us and other tradesmen."
MyBuilder User, Basingstoke
Damp to bottom half of porch outside wall
Damp Proofing, Plastering & Rendering
36 years' hands-on experience treating damp, rendering, plastering and timber problems across Basingstoke and the surrounding Hampshire towns. One tradesman, one point of contact, no subcontractors.
About Me
36 Years, One Tradesman, No Middlemen
JP Witham Property Preservation is Justin Witham, a sole, independent tradesman who has worked in property maintenance and damp proofing for 36 years. There's no call centre and no rotating team of subcontractors: the person who surveys your property is the person who carries out the work.
Based in Basingstoke and covering the surrounding areas, Justin has been trading through MyBuilder since 2011, and is registered with Safeguard Europe, supplier of BBA-approved materials for the remedial and damp-proofing industry.
36
Years' experience
2011
On MyBuilder since
Family
Owned & run
What I Do
Services
Specialist remedial work, carried out to trade standard, backed by 36 years' experience.
Our Core Service
General Building Work and Property Maintenance
Ongoing property maintenance and general building work, from small repairs to larger jobs, alongside the specialist trades below.
Specialist Trades
Damp Proofing
Rising damp diagnosis and chemical DPC installation done to Safeguard Europe standards. Damp proof plasters, damp proof membranes for walls and floors.
Penetrating Damp
Tracing and solving external water ingress through masonry repair and sealing.
Rendering
Damp proof renders for internal and external walls.
Plastering
Interior plastering and skimming of walls following damp and remedial works.
Timber Treatment
Woodworm and infestation treatment to protect structural timbers long-term.
Dry & Wet Rot
Treating structural timber decay caused by long-term moisture ingress.
Mould Treatment
Eradicating black mould and addressing the condensation causing it.
Tanking & Waterproofing
Basement and cellar waterproofing systems for dry, usable spaces. Below ground walls.
Coverage
Based in Basingstoke, Working Across North Hampshire
I'm based in Basingstoke and cover the town and surrounding villages, plus the neighbouring Hampshire and Berkshire towns within easy reach. Not sure if you're in range? Just call, and if it's a stretch, I'll say so.
Basingstoke
Whitchurch
Tadley
Oakley
Overton
Hook
Kingsclere
Andover
Aldershot
Farnham
Reading
Newbury
Recent Work
Project Gallery
A look at real jobs from start to finish. Drag the slider on each photo to see the difference the work makes.
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Common Questions
Frequently Asked Questions
I've been working in building and remedial trades for over 36 years, and operating as an independent specialist for most of that time. I've been a MyBuilder member since 2011.
Yes. I'll visit your property, assess the problem and give you a clear, honest quote, with no obligation and no hard sell.
I'm based in Basingstoke and cover the surrounding towns including Whitchurch, Tadley, Oakley, Overton, Hook, Kingsclere, Andover, Aldershot, Farnham, Reading and Newbury. Get in touch if you're not sure whether you're in range.
I'm registered with Safeguard Europe for professional damp-proofing systems, and I've built up a verified review history as a MyBuilder member since 2011.
Reviews
What Customers Say
5.0 average
· As reviewed on MyBuilder, member since 2011
"Justin was great. He was very knowledgeable and finished the job in good time. I'm very happy with the quality of his work. Nice guy!"
MyBuilder User, Whitchurch
Damp exterior wall
"Job completed on time with a good quality. Very pleased with the outcome and will happily recommend Justin as a great tradesman."
Ali, Reading
Small damp in the lounge
"Excellent workmanship, clean, tidy on time and budget. What more do you want from a skilled, professional tradesman!"
David, Farnham
Bedroom damp wall
"The work was done promptly and everything was left very clean and tidy. Explanation was given of what the problem was and how it could be rectified. I'm very happy with the work that has been done."
Sue, Newbury
Damp area in dining room
"Great job!! So pleased with the results, would highly recommend."
Sarah, Aldershot
Bricking up and plastering small bedroom fireplace
"Justin's plastering on our ceiling was very good. Would recommend him."
MyBuilder User, Basingstoke
Redo utility ceiling
"Very good mould treatment job. Nicely painted and cleaned. I will highly recommend Justin's job to my friends and family. Yes I will hire him again."
MyBuilder User, Basingstoke
Qualified damp & mould treatment, urgent
"Justin came in and did a neat job and was very nice to deal with."
Anand, Reading
Damp-proof injection on two walls to raise DPC
"Came up with useful & practical & cost-effective solutions to my damp problems."
Frank, Reading
Damp ingress into a one-bed flat, central Reading
"Excellent job."
Tomas, Andover
Urgent mould treatment, Andover flat
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