Advanced Damp Ltd Reviews 98

TrustScore 4.5 out of 5

4.4

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Rated 5 out of 5 stars

Our experience with Advanced DP was very polite and helpful with our enquiry. Lionel the surveyor arrived on time and was very courteous. We discussed our situation and after the survey he expla... See more

Rated 5 out of 5 stars

The reviews for this company looked good, so I called to make enquiries. The representative I spoke with (Lydia) was extremely pleasant and helpful, explaining the company's terms very clearly and pr... See more

Rated 5 out of 5 stars

From the initial survey to completion of the extensive work necessary this worked very well for us. Sam was always available to answer questions and give updates on the progress of the job. We are... See more

Rated 1 out of 5 stars

Con artists - avoid. Ruined a room, refused amend poor quality work and demanded for full pay. No proper complaints procedure. Job Certificate not issued. Be careful - they are not insured from d... See more

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Company details

  1. Construction Company
  2. Waterproofing Company

Written by the company

Advanced Damp is widely recognised as one of the market leaders in damp proofing and property care across the South East of England. Our team of specialists provide advice and guarantee-backed repair treatments for damp problems. Our services include: Damp proofing Rising damp Damp Surveys Basement & Cellar Tanking Waterproofing Mould removal Condensation Woodworm Dry rot or wet rot infestations Rendering Our property care experts have over 30+ years of experience and offer fully refundable damp surveys. We are open weekdays till 6pm and Saturdays till 5pm. As the experts in our industry, Advanced Damp aim to offer exceptional service and the most competitive price for your needs. Over 10,000 long term guarantees, up to 20 years for some of our services, have been issued since the company was founded.


Contact info

4.4

Excellent

TrustScore 4.5 out of 5

98 reviews

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Replied to 100% of negative reviews

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Rated 5 out of 5 stars

Clear and precise service

Clear and precise service. A few hiccups here and there but always quick to respond and correct and ensure that we were satisfied.

July 8, 2025
Unprompted review
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Reply from Advanced Damp Ltd

Thanks so much for your kind feedback!

Rated 5 out of 5 stars

Extremely satisfied with Advanced Damp Limited

From our first point of contact to the end of the contract everything was explained throughly and the work was carried out to a high standard. Lionel confirmed our suspicions about the damp we had discovered and a plan to correct this was put in place. Unfortunately when the initial work commenced another problem was found which was not visible until the plater was removed. Advanced Damp dealt with this by providing a structural engineer to carry out a survey and then they were able to complete the extra work needed. We found that each and everyone of their staff that we had contact with were professional and easy to get on with, nothing was too much trouble for them. All areas were left neat tidy. We would highly recommend their services.

April 16, 2025
Unprompted review
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Reply from Advanced Damp Ltd

Thanks so much for your kind feedback!

Rated 1 out of 5 stars

Quote increased by nearly 4 times following second survey

I paid for Advanced Damp to carry out a survey on a property I was looking at, as an initial survey had flagged potential damp issues. The initial survey quoted c.£7k of work to be done, so I proceeded with the purchase. Having completed on the purchase Advanced Damp attended again to check on another small area of damp I spotted that they hadn’t flagged in their initial survey. I then received a revised quote for c.£25k, with the explanation that whilst the initial surveyor had mentioned issues, he hadn’t included them in the quote. No acknowledgement that the revised quote was almost 4x the initial quote, leaving me absolutely stunned. I’m not sure what would have happened if I had proceeded with the initial work, but am glad I didn’t find out. Quite what the correct price for the works should be I am unsure, but will be seeking advice from another surveyor as I would have no trust in their competence following this situation.

January 5, 2025
Unprompted review
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Reply from Advanced Damp Ltd

Hi Charlie,

Thank you for taking the time to leave a review. We’re genuinely sorry to hear about your experience and we completely understand why the significant change between the initial estimate and the revised quotation has left you feeling shocked and disappointed.

We appreciate how important clear and accurate advice is when you’re making decisions around a property purchase. Receiving a revised quote of this size without a clear explanation and acknowledgment of the difference is not the standard of service we aim to provide.

We’d like to investigate this fully and review what was identified during the initial survey, what was included in the original quotation, and why the scope of works was not reflected at that stage. We also want to ensure the findings from the follow-up visit were assessed and communicated correctly.

Please could you contact us directly awith your survey reference and the property address, and we will arrange for a senior surveyor/manager to review your case and discuss it with you.

Thank you again for raising this, we’d really like the opportunity to resolve it.

Kind regards,
Sam
Advanced Damp

Rated 5 out of 5 stars

Used for a pre-purchase damp survey…

Used for a pre-purchase damp survey and couldn’t recommend more: great value, easy to arrange, report was delivered quickly, and Paul, our surveyor, was always happy to answer any questions I had. Would definitely use again!

June 10, 2025
Unprompted review
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Reply from Advanced Damp Ltd

Thank you for the kind feedback Adam!

Rated 5 out of 5 stars

Damp survey

Lionel from Advanced Damp visited our property to conduct a damp survey and was courteous, pleasant and great at explaining the issues and process. We haven't followed through with the work yet but thus far would highly recommend.

June 9, 2025
Unprompted review
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Reply from Advanced Damp Ltd

Thank you Emma

Rated 5 out of 5 stars

Lionel from Advanced Damp Ltd

Lionel from Advanced Damp Ltd was punctual, professional, and immediately identified the root of the issues we were experiencing. His experience was evident from the outset. He conducted the inspection thoroughly and explained everything clearly, which gave us confidence in the findings.

The work was carried out efficiently and with great care — everything was left clean and tidy. It was a real pleasure dealing with someone so reliable and courteous. I would not hesitate to recommend Advanced Damp Ltd to anyone needing expert damp advice or services.

Thank you again, Lionel.

June 4, 2025
Unprompted review
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Reply from Advanced Damp Ltd

Thank you Steve!

Rated 5 out of 5 stars

Efficient, professional and courteous

Efficient, friendly, very clear on rules and protocols, Rob was an excellent project manager. He made it clear what was included and not included, he responded quickly to issues and tasks that needed including. The whole project, whilst expensive, was professional and of high quality and the cost was well justified by the state of our cellars and the final outcome, with which we are delighted! The team undertaking the work were highly skilled and very courteous and we were regularly updated, living away from the property for the duration.

March 21, 2025
Unprompted review
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Reply from Advanced Damp Ltd

Thank you Simon!

Rated 5 out of 5 stars

Rising Damp

Jack did an excellent job on our property. The plastering was neat and tidy. He was lovely to have around.

February 22, 2025
Unprompted review
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Reply from Advanced Damp Ltd

Thank you Ella

Rated 1 out of 5 stars

Meaningless survey showing ignorance of 3 relevant BS standards

We paid £360 to have a damp survey carried out by this company on a small, single room of our property which was having problems with humidity and condensation. The report, which seemed to be a cut and paste job as it listed all kinds of points that were completely irrelevant to our particular situation, claimed to find numerous issues which could only be dealt with at vast expense - they quoted an eye-watering £21,000 for dealing with just this one room.
Yet all of the data on which they based this report was meaningless as they only used a "damp meter" pressed against the walls. There are 3 BS standards that specifically state that damp meters cannot and should not be used to assess the internal damp state of a wall - they only measure conductivity, not dampness - and that the only valid and accurate way to do this is to take samples of the wall. This was not done. When I subsequently drilled into the wall, it was completely dry. Everything else in the report was based on subjective observations - they even used the fact that we had been using a dehumidifier as evidence that there was damp - yes, we know! that's why we were using a dehumidifier!
We've since successfully dealt with the issue by adjusting the central heating and installing better ventilation. The survey and report were a complete waste of money. Do not use this company.

January 27, 2025
Unprompted review
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Reply from Advanced Damp Ltd

Dear Garlic,

Thank you for your feedback. We’re sorry to hear that you were not satisfied with our survey and report.

Our damp surveys follow industry best practices, and we use a combination of diagnostic tools and professional expertise to assess moisture levels, condensation risks, and ventilation issues. While a moisture meter is one tool we use, our reports are based on a holistic evaluation of multiple factors, including thermal imaging (if requested), visual inspections, and environmental conditions.

Regarding our recommendations, we always provide a detailed breakdown of identified issues and potential solutions. The quote provided reflected a full scope of remedial work to address underlying problems and prevent future recurrence, but we appreciate that every homeowner has different preferences for addressing issues.

We’re glad to hear that you found a solution that worked for you. However, we would have welcomed the opportunity to discuss your concerns directly and clarify any aspects of the report. If you’d like to discuss this further, please feel free to reach out to us at.

Best regards,
Sam

Rated 5 out of 5 stars

Really helpful

I had some damp proof course done in December by Kevin at advanced damp. He did a lovely job and ensured the room was clean and tidy afterwards. He was really helpful in answering all my questions. Thanks Kevin.
Also thank you to Rob for following up with me on my further queries; really helpful

December 12, 2024
Unprompted review
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Reply from Advanced Damp Ltd

Thank you Siobhan

Rated 1 out of 5 stars

Poor Aftercare and Unresolved Damp Issues

Update: Following the publication of my review below, I received an email from Advanced Damp on 10 February acknowledging my complaint and stating that they would respond within five working days. However, despite this assurance, I have yet to receive a response.
--------------------------
Following a comprehensive damp survey conducted and paid for through Advanced Damp Ltd, I contracted their services in September 2024 to implement their recommended solutions. Based on their professional assessment, the prescribed works included external repointing, waterproof coating, and installation of an ACO drain system, at a total cost of £2,450.40.

The works were completed on 3 October 2024, and despite their assurances that these works would resolve the damp problems, the issues have persisted.

On 2 December 2024, merely two months after completion, I reported significant damp penetration through the bottom of the walls, providing photographic evidence. After receiving no response, I followed up on 5 December. It wasn't until 10 December 2024 that I received an acknowledgment, with their representative Leah promising an update by Thursday 12 December 2024. This deadline passed without any communication.

On 15 December, I had to chase again, expressing my intention to contact Checkatrade if the matter wasn't addressed by the following day. Only then did Advanced Damp arrange for their surveyor, Alfie, to inspect the property on 23 December. During his visit, Alfie confirmed that remedial works would be necessary to address the ongoing damp issues. He informed me that I would need to wait for his report and for the company to determine their approach to rectifying the problems.

On 15 January 2025, having heard nothing since Alfie's visit, I requested an update. Leah responded saying she would "follow up with your proposal this week." Today, more than a month after Alfie's inspection and over six weeks since my initial complaint, Advanced Damp has neither shared the findings from Alfie's inspection nor proposed any solution.

Their pattern of delayed responses and unfulfilled promises is concerning. Between 2 December 2024, and January 2025, I have had to chase repeatedly for updates, with each promise of action resulting in further delays or silence. Most concerning is that even after their own surveyor confirmed the need for remedial work, the company has effectively gone silent, leaving me with the same damp issues I paid to have resolved.

I cannot recommend Advanced Damp Ltd based on this experience. While their initial installation in October 2024 appeared professional, their aftercare service has been substandard. The company has demonstrated a concerning pattern of ignoring customer communications, missing self-imposed deadlines, and failing to take responsibility for their work. Most importantly, the damp issues that I paid £2,450.40 to have resolved remain unaddressed less than three months after completion, even after their own surveyor confirmed the need for remedial work.

December 2, 2024
Unprompted review
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Reply from Advanced Damp Ltd

Dear Neville,

Thank you for taking the time to share your experience. We sincerely regret that you have not been satisfied with the aftercare service following the work carried out at your property. We understand how frustrating it must be to experience ongoing damp issues, and we appreciate your patience while we work towards a resolution.

We acknowledge the delays in communication and recognise that we should have kept you better informed throughout the process. This is not the level of service we aim to provide, and we will be reviewing our processes internally to prevent similar situations in the future.

Regarding your concerns, our team is actively reviewing the findings from Alfie's inspection to determine the best course of action. We will be reaching out to you directly to discuss the next steps and ensure that your concerns are addressed as soon as possible.

We truly value your feedback and remain committed to finding a satisfactory resolution. Please expect an update from us shortly, and feel free to reach out if you have any further questions in the meantime.

Best regards,
Sam
Advanced Damp Ltd

Rated 1 out of 5 stars

Wouldn’t recommend

Wouldn’t recommend. Didn’t seem to know what they were talking about and their commission based work structure meant that work was quoted for that didn’t exist.
They identified a floorboard as having dry rot with a cost of up to £20k to remedy.
We had to spend a further £1200 on getting an actual expert in to identify what it really was, which was historic woodworm. This second consultant noted that the appearance and smell of dry rot is vastly different to historic woodworm and would have expected a company that works with damp to be able to tell the difference.
They also noted in their report that there were cracks in the external render at ground level under a window sill. When we went to have a look at the area it was obvious the ‘cracks’ were just cobwebs. These were just a couple of the biggest misidentifications but the whole report was filled with inaccuracies and outlandish claims. Would definitely avoid using this company and wouldn’t recommend to anyone else to use. Better to get in an independent expert rather than a contractor affiliated with a company that will carry out and charge for supposed ‘required works’.

September 9, 2024
Unprompted review
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Reply from Advanced Damp Ltd

Dear Ms Kochar,

I apology for any confusion caused. I would like to add that you are not paying for an estimate, you are paying for a survey, a trained surveyor to investigate the problem. In addition to that we will also advise, as part of the service what the root cause is where applicable.

The surveyor will spend over one hour on site with you with various devices and specialist equipment he will then write a report which you will be sent as part of the service and an estimate to repair the damage and where applicable tackle the root cause of the problem.

If you have any issues following the other trades people attending, please let us know and we would be happy to help.

Yours sincerely,

The Advance Damp Team.

Rated 5 out of 5 stars

Advanced Damp LTD

I used Advanced Damp LTD for damp proof survey and the service was excellent the gave a clear quick and tidy breakdown of the jobs costs and needs whilst being timely, efficient and tidy, would highly recommend.

December 2, 2024
Unprompted review
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Reply from Advanced Damp Ltd

Thank you for the kind feedback Thomas

Rated 1 out of 5 stars

Charging for surveys at extortionate prices

Contacted for a quote for rising damp and was emailed to say I needed to pay upfront for the survey it is not free. I didn’t respond and then got an email a week later saying they have a sale on and it was 1/3 off.
I’ve had FREE quotes from 3 other companies who all identified the same issues and similar costs which weren’t much more than the cost of the survey with this company.
I would get free surveys and quotes elsewhere , nobody should make you pay for a quote.

November 11, 2024
Unprompted review
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Reply from Advanced Damp Ltd

Dear Carrie,

Thank you for taking the time to share your feedback. At Advanced Damp Ltd, we prioritise providing detailed and accurate assessments to ensure our customers receive the highest quality service.

Unlike free quotes, our paid surveys include a comprehensive property assessment conducted by a qualified damp surveyor. This ensures you receive an in-depth report, including thermal imaging (if requested), a tailored diagnosis, and a professional recommendation for addressing damp issues.

We occasionally offer discounts to make our professional service more accessible, but we understand our approach may not suit everyone. Free quotes often lack the detailed analysis included in our paid surveys, which is why we encourage customers to choose the option that best fits their needs.

We appreciate your feedback and wish you all the best with your project. If you’d like to discuss our services further or require additional information, please don’t hesitate to reach out.

Best regards,
Advanced Damp Ltd

Rated 5 out of 5 stars

I highly recommend these guys

I highly recommend these guys. We have worked with a lot of damp companies over the years but none as professional as Advanced Damp. They did a really good job on one of our investment properties. We had a struggle to get it done in time but they worked overtime to satisfy our needs.

November 1, 2024
Unprompted review
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Reply from Advanced Damp Ltd

Thank you Joe!

Rated 5 out of 5 stars

Skilled, Transparent and Efficient!

I had the pleasure of working with Advanced Damp recently when I needed a thorough damp survey and treatment for my home. From start to finish, the team was exceptional, providing a level of service that far exceeded my expectations.

The process began with Sam, who conducted a detailed survey of the property. Sam was punctual, professional, and incredibly knowledgeable. He took the time to explain each part of the inspection, pointing out signs of rising damp and explaining why certain areas of the house were more affected than others. What really impressed me was how transparent he was about the whole process—there were no hidden details, just honest advice about what needed to be done and why. By the time Sam had finished, I felt confident that I understood the issues and what would be required to fix them.

Once the survey was completed, Advanced Damp’s customer service team reached out to schedule the damp proofing work. They were incredibly accommodating, finding a time that worked for me and keeping me updated every step of the way. The communication was fantastic—I always knew what to expect, and I never felt like I was left wondering when the next part of the job would be done.

When it came to the damp proofing itself, Alan led the team, and I couldn’t have been happier with the quality of the work. Alan and his team were efficient, tidy, and incredibly respectful of my home. They made sure to protect the surrounding areas while working, and Alan regularly checked in to update me on their progress. The attention to detail was remarkable; he treated my home as if it were his own, which was something I really valued.

Not only did they complete the work to an exceptionally high standard, but they also ensured that everything was clean and tidy before they left. I was dreading having to deal with a mess afterward, but there was nothing of the sort. Alan and his team left the place looking as good as new, and I could immediately see the difference their work made.

Overall, Advanced Damp delivered a fantastic experience, from the initial survey with Sam to the quality of work provided by Alan and his team. It’s clear they know what they’re doing, and they genuinely care about their customers. I would wholeheartedly recommend them to anyone dealing with damp issues.

Thank you to the entire team for making a stressful problem so much easier to manage

October 16, 2024
Unprompted review
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Reply from Advanced Damp Ltd

Thank you Terence.

Rated 2 out of 5 stars

Disappointed

Disappointed. Called Advanced Damp for a free quote to put a damp course in front of my house before installing a new plinth. I knew what I wanted to be done, but the company insisted I needed to do the survey. When I said I need a free quote, which their website said they do, they said the guy who does free quote is on the leave for 3 months and so they don't do the free quote. I said it is a small job and the trustpilot website says that damp course for a small house costs around £800 pounds, Advanced Damp said not with them, and that they are not interested in projects less than £3,000. Overpriced, insisting on surveys as a way of making additional money. One wonders then about the quality of their work or they just want the quick and most expensive jobs.

October 14, 2024
Unprompted review
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Reply from Advanced Damp Ltd

Hi Elena,

Thank you for sharing your feedback. We’re sorry to hear about your experience and any confusion caused regarding our services.

At Advanced Damp Ltd, we aim to provide a high standard of service tailored to each customer's specific needs. Our paid surveys are a crucial part of this process, as they allow us to assess the property in detail and ensure that any recommended solutions are effective and long-lasting. We understand this may not always align with every customer’s expectations or budget, and we apologise if this was not clearly communicated.

Regarding free quotes, these are typically offered for straightforward or smaller projects. However, in cases where a detailed diagnosis is required or during periods when certain team members are unavailable, we may recommend a survey to provide a more thorough assessment.

As for pricing, our costs reflect the level of expertise, materials, and guarantees we provide. We focus on delivering high-quality results that stand the test of time, and we prioritize larger projects to ensure we can meet our customers’ expectations.

We genuinely appreciate your feedback, as it helps us identify areas where we can improve. If you’d like to discuss this matter further or explore alternative solutions, please feel free to contact us directly.

Best regards,
Advanced Damp team

Rated 5 out of 5 stars

Damp review

The team was incredibly professional, arrived on time, and finished the job ahead of schedule. They tidied up after themselves at the end of each, which we really appreciated! The quality of work was outstanding, and they provided a guarantee at the end of the job.

September 11, 2024
Unprompted review
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Reply from Advanced Damp Ltd

Thanks Good

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