Detect · Diagnose · Deliver
Essex & Suffolks Leading Damp Proofing Specialists
Established for over 15 years, we provide guaranteed damp treatments tailored to your home. Expert diagnosis, lasting solutions.
Serving Suffolk & Essex — Professional surveys, expert diagnosis
15+
Years Experience
Established 2009
A Legacy of Quality Damp Proofing
Founded in 2009, South East Damp Experts has built a reputation for honest, thorough, and effective damp proofing across Essex and Suffolk.
Every survey is carried out by a qualified CSTDB or CSSW surveyor — not a salesperson. We diagnose the root cause before recommending any treatment.
We understand the stress of dealing with damp, timber decay, or condensation — which is why we offer detailed surveys to give you clarity and confidence. Our in-house team ensures every job is done right, with no outsourcing or shortcuts.
Our Services
Comprehensive Damp & Timber Solutions
From rising damp to basement waterproofing, we diagnose and treat every type of damp problem with guaranteed results.
Rising Damp
Specialist treatment for rising damp using chemical injection and tanking systems. Guaranteed to stop moisture travelling up through your walls.
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Basement Waterproofing
Full basement and cellar waterproofing using cavity drain membranes, tanking, and sump pump systems. Keep your basement dry year-round.
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Condensation & Mould
Diagnosis and treatment of condensation-related damp and mould growth. We identify the root cause and provide lasting ventilation solutions.
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Rot Treatment
Identification and treatment of wet rot and dry rot in timber. We remove affected timber and treat surrounding areas to prevent recurrence.
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Woodworm Treatment
Professional woodworm survey and treatment using specialist insecticide. We protect your structural and decorative timbers from beetle infestation.
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Penetrating Damp
Investigation and repair of penetrating damp caused by defective pointing, gutters, or render. We fix the source and treat the damage.
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PIV & Ventilation
Positive Input Ventilation units and extraction fans installed to combat condensation and improve indoor air quality throughout your home.
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Iso-Therm Insulation Membranes
Installation of Iso-Therm insulation membranes for solid and period walls — improving thermal performance and eliminating cold bridging.
Find Out MoreWhy Choose South East Damp Experts?
Trusted by thousands of homeowners across Essex and Suffolk since 2009.
Qualified surveyors — not salespeople
Honest diagnosis before any treatment is recommended
All works carried out by our own in-house team
Up to 20-year guarantees on damp and timber treatments
FOD and GPT registered
Guarantees registered with the Guarantee Protection Trust
Serving Essex & Suffolk since 2009
Rated 10/10 on Checkatrade, 5 stars on Google & Yell.com
Accreditations & Memberships
Federation of Damp Proofing Contractors
Member
Guarantee Protection Trust
Registered
Service Coverage
Where We Operate
Based in Colchester, we cover the whole of Essex and Suffolk — from Southend-on-Sea to Ipswich and everywhere in between.
Essex
Suffolk
Not sure if we cover your area?
Give us a call — if you're in Essex or Suffolk, the answer is almost certainly yes.
Check Your AreaOur Work
Recently Completed Work
A selection of recent damp proofing and timber treatment projects across Essex and Suffolk.
Rising Damp Treatment
Chelmsford, Essex
Basement Waterproofing
Ipswich, Suffolk
Damp Proofing Survey
Colchester, Essex
What Our Customers Say
Rated 10/10 on Checkatrade · 5 Stars on Google · 10/10 on Yell.com
"Used South East Damp Experts for a rising damp treatment on my house in Brentwood — they were really tidy workers and good communication all the way through the job. Highly recommend."
Julie D
Brentwood, Essex
"Professional, efficient and ultra reliable throughout the process, as well as really approachable and friendly. Couldn't do more to help. Their quote came in significantly cheaper than the other company's and included more for our money. Top guys, top company. Couldn't recommend highly enough."
Michael W
Essex
"The team provided a fantastic service from getting the initial survey done to the actual works itself. They were professional, friendly, reliable, efficient and very tidy. I really recommend these guys."
Valerie O
Essex
"Promptly turned up to perform a survey. I felt confident I was not being pushed to get work done unnecessarily — the surveyor seemed very knowledgeable. Staff were courteous and professional when attending my property. Would use again and highly recommend."
Jacqui C
Essex
"Reliable and respectful, good communication from the team. Completed our damp proofing on time and left our property clean and tidy."
Jacky R
Essex
"I had rising damp at a property I was purchasing and used South East Damp Experts to carry out a survey which was done promptly. Dan was super helpful and communicative. The work was done efficiently and they even cleaned up well afterwards. Always very friendly, respectful and professional."
Stacey J
Essex
"Incredible team, highly recommend these guys. Very friendly and professional, they did a fantastic job, nothing was an issue. Would definitely use them again. 100% recommended."
Dan
Essex
"Professional, efficient and ultra reliable throughout the process, as well as really approachable and friendly. Couldn't do more to help. Their quote came in significantly cheaper than the other company's and included more for our money. Top guys, top company. Couldn't recommend highly enough."
Michael W
Essex
"The team provided a fantastic service from getting the initial survey done to the actual works itself. They were professional, friendly, reliable, efficient and very tidy. I really recommend these guys."
Valerie O
Essex
"Promptly turned up to perform a survey. I felt confident I was not being pushed to get work done unnecessarily — the surveyor seemed very knowledgeable. Staff were courteous and professional when attending my property. Would use again and highly recommend."
Jacqui C
Essex
"Reliable and respectful, good communication from the team. Completed our damp proofing on time and left our property clean and tidy."
Jacky R
Essex
"I had rising damp at a property I was purchasing and used South East Damp Experts to carry out a survey which was done promptly. Dan was super helpful and communicative. The work was done efficiently and they even cleaned up well afterwards. Always very friendly, respectful and professional."
Stacey J
Essex
"Incredible team, highly recommend these guys. Very friendly and professional, they did a fantastic job, nothing was an issue. Would definitely use them again. 100% recommended."
Dan
Essex
Overall Checkatrade rating: 10.00 / 10 · Workmanship 10.0 · Timekeeping 10.0 · Communication 10.0 · 5 Stars on Google · 10/10 on Yell.com
What Our Customers Say on Google
Isabel Rodriguez
October 30, 2026
Great communication and really helpful throughout. After carrying out the survey, Dan was incredibly responsive and happy to answer any questions we had. Nothing was too much trouble, and we really appreciated his help and advice. Would highly recommend. Thank you, Dan!
Harry Oxley
October 25, 2026
Dan had a great knowledge, as soon as he stepped in the door he put me at ease and you could tell he was a professional. The problem was identified, surveyed, and the work carried out quickly and efficiently.
J James
October 25, 2026
What a great experience from start to finish! I received a clear, straightforward quotation with no hidden extras, and the final price was exactly as agreed. The work was carried out professionally, to a very high standard, and everything was properly signed off. Reliable, honest and a pleasure to deal with. I wouldn't hesitate to use them again and would highly recommend!
James King
October 18, 2026
Great from start to finish, fully reliable and great knowledge, thank you
Dave
October 18, 2026
Really impressed with South East Damp Experts. Professional, reliable and knowledgeable from start to finish. They take the time to explain everything clearly and offer honest advice, giving you confidence that you're in good hands. It's great to see a company that takes pride in its work and puts its customers first. Would happily recommend them to anyone looking for damp-proofing services. Keep up the great work!
Mark burton
October 13, 2026
Dan is great at what he does, understands what you need then goes about his work with care and professionalism , will always recommend
Steve Towsey
October 12, 2026
Dan is extremely reliable and I couldn't speak more highly of him. Very professional and done a great job.
Steve Edwards
October 12, 2026
We had a great experience with South East Essex Damp Experts when they dealt with our damp problem. Their knowledge and expertise were clear from the start, and their service was friendly, professional and reassuring throughout. We especially appreciated their honest advice and non-pushy approach. We felt in safe hands and wouldn't hesitate to recommend them to anyone needing help with damp issues. Excellent service — highly recommended!
Julie Dixon
October 12, 2026
Very professional service from South East Damp Experts. I would highly recommend.
THE UFO BRO
October 12, 2026
Excellent service from South East Essex Damp Experts! Dan was fantastic from start to finish — punctual, quick with the quote, and brilliant with the onsit prodessionalis . Rreliable and genuinely helpful throughout. Highly recommend! and will be using him again for future projects
Expert Survey — No Obligation
Ready to Solve Your Damp Problem?
Book a professional survey with one of our qualified surveyors. We will diagnose the problem, explain our findings clearly, and provide a detailed, honest quotation.
All surveys are carried out by our qualified, experienced surveyors