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The quick way to find a local Damp Proofing specialist in Harrow, London

There are 451 Damp Proofing specialists in Harrow, and last month we helped homeowners get quotes for their home improvement jobs.

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BNT Construction ltd offers a full range of construction services. We take pride in offering competitive services at competitive prices. Services ranging from Groundworks to full house refurbishment or home maintenance ,drainage , basements , piling . Also we can pride ourselfs as the fastest and reliable builder as per customer satisfaction . Latest extension completed from the aprovals of documents and council agreement 4 and half weeks thats based on demolishing the existing build and rebuild the entire extension with fitted kitchen underfloor heating etc. Quality and profesionalism are and always be a priority !!!! Team BNT

Latest homeowner review

Reviewed by Natalie on 14/3/2019

Excellent service! Will definitely use again!

Welcome to our profile. We undertake all type off general building work, kitchens, bathrooms, general refurbishment, extension, and small jobs. Over 10 years experience in industry, our team are full qualified and friendly professionals. We delivering a high quality work and make sure the customers will be happy. Thank you for your time.

Latest homeowner review

Reviewed by Justin on 5/3/2019

Really happy with the work done. Created a bespoke built in wardrobe and oak desk combo. Clean tidy and reliable

We specialise on loft and extensions Home improvements ground works all types of building work no job too big and no job too small we treat each project the same every job is important to us

Latest homeowner review

Reviewed by Mathew on 1/6/2019

This company were simply outstanding. They came on one job and I was so delighted with the service I had more done. I could not have been happier. Mathew Kesbey (Senior Clerk of Great James Street Chambers)

Best Decor London is delivering to the costumers what they can't live without,smart ideas, chic houses, ultimate design ideas and obiects, elegant furnishing and the best work on London.

Latest homeowner review

Reviewed by Myrto on 23/3/2020

Dimitris came to board up my blown out casement window on a Sunday. He completed the emergency supplying all materials quickly at a reasonable price. I can recommend him and I will use his handyman services again when I need help.

B.S. Builders LTD, We are a family new business company with 15 years of experience in UK and Europe based in London. We take over jobs such as Lofts, Extension,Full Renovation, Doors, Floor, Kitchen, Bathroom, Electrics, Plumbing and general building jobs. We are experienced builders over 7 years in UK looking slowly to create their own family company which can provide services all over London’s area. Our slogan is “Engineering your dreams withs us” and you can achieve that if you trust us. Or objective is you to feel happy after the job is done. If you have something based on our criteria we’ll be happy to partner. Thank you for your time.

Latest homeowner review

Reviewed by Enea on 30/11/2019

Good job, good final working project

We are a LTD Construction company ready to help in a fast , reliable , professional manner that makes the costumer and their satisfaction the highest priority. Making sure you´re happy with our service is our top priority.

Latest homeowner review

Reviewed by Amanda on 3/2/2020

Arrived on time Carried out the work quietly efficiently and carefully Cleaned away the mess Very personable Would employ again

Gas Safe experienced Heating and plumbing Engineer, and Vaillant accredited installer. Can do all aspects of plumbing, Domestic and commercial work.

Latest homeowner review

Reviewed by Marcia on 24/7/2024

Great job, kept me informed throughout. Fast response. Would use again.

Welcome to Dalmore Roofing a family run business providing services for domestic and commercial customers. From a leaking gutter to a new roof we cover it all. We are a family owned and operated business that have been in the industry for many years. We pride ourselves on offering support and advice that you can rely on so you can be assured you are working with a experienced and dedicated team. We will undertake a full inspection of your roof and supply a competitive quote with no hidden extras. We offer 24 hour emergency call-out or a timed visit that suits you including evenings and weekends. All work carried out is guaranteed, so you can be assured you are working with a business you can trust.

Latest homeowner review

Reviewed by Liam on 8/2/2025

Prompt response and not only solved the issue with my tiles but also did a far better job than whoever had done the work in the first place!

We are full service with over 17 years experience. POZIOM interior and exterior we undertake all aspect of plastering:Skimming skimming over artex Rendering traditional or lime plaster building listed Dot&Dab polished plaster .

Latest homeowner review

Reviewed by George on 4/11/2023

I’ve just had my one bedroom Annex plastered skimmed. I cannot speak highly enough for the good work and the hard work that he put in. It was excellent, especially from a person like myself but I’ve worked in the building industry for the last 45 years. he done an excellent job and tidied up after he finished very good I would say actually top job.

Hi,there, a quality work at reasonable prices

Latest homeowner review

Reviewed by Dee on 26/10/2020

Very pleased with work from start to finish, would definitely recommend.

We are bathrooms kitchens and refurbishment specialist company 20 years of experience,very professional we also do drawings design. Drawing design on request.

Latest homeowner review

Reviewed by Sarah on 28/2/2023

Georgi completed the very complex flooring of my flat using salvaged solid oak tongue and groove boards. This job took a lot of commitment to make the best use of secondhand materials and was also very labor intensive, but he showed great perseverance and always turned up happy and chatty to do the job. I now have a flat beautifully floored in reclaimed oak. I’d definitely recommend Georgi.

MJJ BUILDERS LIMITED .

Latest homeowner review

Reviewed by Kate on 7/7/2023

Great service, very quick response time, really helpful collecting and installing a new washing machine. Would highly recommend. Thank you

Latest homeowner review

Reviewed by Jacintha on 2/1/2014

Very good job. Will be using him again.

Latest homeowner review

Reviewed by Renzo on 5/11/2012

done well second time

Weiss Konstrukt LTD is specialized in interior and exterior design. We undertake projects of all sizes from small to complete property refurbishments. We pride ourselves with high quality at affordable prices. Ask for a free quote today!

Latest homeowner review

Reviewed by James on 28/3/2014

Andrew and his team were excellent. Hard working, reliable and very competent. I couldn't fault anything about the work they did in helping to refurbish my flat, and would not hesitate in recommending them to others or calling on them again for future work.

T Murphy Construction LTD is a family run business with over 30 years experience. We have a dedicated team of experienced and skilled tradesmen with City & Guilds qualifications. We have expertise in carrying out all forms of commercial and domestic work.

Latest homeowner review

Reviewed by Edward on 21/3/2014

Thanks Tom for a great job.

We specialise in Commercial Groundwork & Residential extensions. This includes: Structural Underpinning, Retaining walls, Trench foundations, metal reinforced concrete walls & floor slabs, Garage and Basement conversions,

Latest homeowner review

Reviewed by Tania on 1/4/2022

Andrew from Eland Construction left us with a very good impression, sadly we had to postpone the job for personal reasons, but he was very knowledgeable and left us a feeling of trust right from the start. He did listened to our needs and understood perfectly well the proyect we had in mind. I will call him again.

We are here to tackle your to-do list for you. This way you can be sure the job is done right and you don't have to waste your free time.

Latest homeowner review

Reviewed by S on 28/1/2016

Excellent workmanship. Was on time, very organised and did more than what I had asked for at very fair price ! Will definitely call him again.

With over 16 years experience in Multi trade. As a valued customer you will benefit from competitive rates, great customer service, and the highest standard of work carried out by our team of fully qualified Tradesmen. All works are insured & guaranteed.

Latest homeowner review

Reviewed by Mark on 13/11/2016

Vic did a great job painting my whole flat at short notice and to a tight time schedule. The quality of his workmanship was high and he was very good at communicating with me when necessary. I would use his services again.

We are a family business. We can clean your carpets and sofas or we can fit new flooring. We have wood vinyl carpets laminate. Ask about our pet friendly flooring. We also do all floor preparation work. I.e. Screeding ply boarding No job to big or small.

Latest homeowner review

Reviewed by Sue on 31/10/2015

Excellent service, arrived when he said he would, did a fantastic job. Lovely to find a good reliable workman who was prepared to take on a small job. Very pleased.

Quality is our job !

Latest homeowner review

Reviewed by Peg on 13/7/2016

Gerry and Dave are friendly and reliable. They painted our g/f really well and very efficiently so we could have our living rooms back quickly!

Fairtrade builders

Latest homeowner review

Reviewed by Steve on 29/9/2021

Had a quote for roof repair which included for 1 missing tile, re fitting existing tiles, repairing flashing and gutter cleaning did not accept quote. On advice from another roofer just had the one missing tile replaced since there was no evidence of any leaks inside the loft or 2nd floor ceilings.

A Romans Scaffolding Ltd we provide our clients with the highest level of service with the best prices available Satisfaction is our aim!!! All size jobs undertaken , references and reviews to match :-)

Latest homeowner review

Reviewed by Terry on 7/6/2025

Outstanding service very competitive Prices . Punctual and turned up on the days they said . Recommend this firm to everyone .

We offer property care and maintenance to a high standard.Reliable affordable and high quality services. We can offer you full bathroom renovation, kitchen renovation , floor fitting, plasterboard partitions , painting , carpentry works , plumbing works , electric works , etc Web site : gmppropertyservices.co.uk Instagram page : gmp_property_services

Latest homeowner review

Reviewed by Shane on 5/3/2025

GMP did a fantastic job fixing my kitchen. They were very clean and tidy, and the outcome is too a very high standard. Will use again.

About We are a family run business that pride ourselves on customer satisfaction. We have been trading for over 25 years on recommendations and word of mouth. We cover all areas of ground works, damp proofing, demolition, turfing, fencing, driveways, patios, drainage, and all aspects of roofing.

Latest homeowner review

Reviewed by Chris on 26/1/2025

Great service, and work completed quickly - would recommend

Reliable maintenance company. NICEIC registered, 5 star rating.

Latest homeowner review

Reviewed by Sadakat on 17/3/2025

Lukasz did a great job. The price was fair, he turned up bang on time, did the work quickly and neatly, and was extremely courteous throughout. I wouldn't hesitate to use him again, and fully recommend him.

LD Design & Build is a trusted construction company specializing in a wide range of services to meet the needs of both residential and commercial clients. With a focus on quality and attention to detail, we offer expert plastering and rendering, painting and decorating, plasterboard installation, as well as handyman and carpentry services. Whether you're renovating a single room or undertaking a large-scale project, our skilled team is committed to delivering superior craftsmanship and exceptional customer service every step of the way. At LD Design & Build, we take pride in transforming spaces and ensuring our clients' vision comes to life with precision and care.

Latest homeowner review

Reviewed by Ben on 28/6/2025

The paving slab steps leading to our front door needed urgently replacing. Then we identified that the supporting brickwork wasn't in great condition. Dajland made the supporting structure secure and removed and replaced all our slabs, including doing a tricky cutout. Communication was great and the cost was very reasonable. The biggest thing I can praise is Dajland's attention to detail. He works carefully, methodically but also very quickly. A genuine professional. I wouldn't hesitate to use him again.

We are a period/listed property restoration company. We specialise in traditional materials and methods. - Lime rendering & plastering with horse hair. - Lime pointing. - Masonry repairs. - Paint removal using the Thermatech hot steam cleaning system. - Brick/stone feature walls. - lime wash - Breathable Painting. - lime plaster/render We often work with conservation officers from the authorities to ensure our works are of the highest standards.

Latest homeowner review

Reviewed by Alexandra on 10/5/2025

Marcus and his team did a great job for us reseating our period porch stone paving and repointing with lime mortar, including matching a reclaimed stone slab to replace a broken one

DK Construction Solutions Ltd is a trusted name in property maintenance and building services, proudly serving Kent, Essex, and London. With a skilled team of professionals averaging over 7 years of hands-on experience, we specialize in a wide range of services including plastering, tiling, decorating, fencing, and general building work. We are a fully qualified, insured, and registered business committed to delivering high standards on every project. At DK Construction Solutions Ltd, customer satisfaction is at the heart of everything we do — from the initial consultation to the final touches, we ensure your property is in expert hands.

Latest homeowner review

Reviewed by Graham on 29/6/2025

PRIMARY ASPECT LIMITED is a leading Construction company serving the London area. Ever since we opened for business, we’ve taken a comprehensive approach to project management, providing our clients with a wide range of construction and refurbishment services, to cover their needs. Get in touch today to learn more about what we can offer you and to receive your free estimate.

Latest homeowner review

Reviewed by Kate on 10/2/2025

Patrick was very helpful right from start. He was detailed in the initial quote and communication was easy and prompt. On the day he was very polite, clean and tidy, nothing was too much trouble. I would highly recommend.

Latest homeowner review

Reviewed by Matthew on 17/6/2011

Marisuz was excellent - he was prompt and grafted all day. He did a great job.

15 years of experience of General building works and house maintenance. Specialising in Roofing, Plastering, Brickwork and much much more..... Professional service throughout.

Latest homeowner review

Reviewed by Andy on 25/5/2019

Quick, efficient service. Very happy with work. Would recommend

With over 20 years of experience in construction we want to get your project from conception to completion. Fast, trustworthy and efficient.

Latest homeowner review

Reviewed by Jermaine on 25/8/2020

Absolutely amazing tradesmen with very competitive pricing. transformed my 50m2 Driveway by tilling and installing aco floor drainage, great attention to detail and great finished product. Very highly recommended and definitely will have them returning for more work.

We are a small and friendly Hertfordshire based building company that pride ourselves on our various, top quality construction skills. We offer free, no pressure quotations and strive to deliver the best finish out there. City and Guilds qualified. Fully insured.

Latest homeowner review

Reviewed by Edward on 12/9/2016

Skimmed part of alcove not quoted for, at no extra charge. Which Made up for the minor mess. And explained how to paint fresh plaster.

A trusted, reliable and friendly family owned business, with over 10 years experience in Building & landscaping. We pride ourselves on high standards and quality workmanship. Our aim is to make you happy, going that extra mile on every project from start to finish. For all your Building and landscaping needs look no further than Allday & Son Building and landscaping.

Latest homeowner review

Reviewed by Akash on 30/12/2020

Excellent efficient service. Turned up on time, good price and finished job on time.( Job was cutting tree branches)

Dawes building services was founded in 2013 whereby we set foot within the built environment taking part in small construction and maintenance projects. As the years went on we have successfully built the company up to a 5 star standard which is built on... Innovation, Trust and Integrity. Dawes building services have won large scale tenders based in schools, hospital and shops, However we ensure that all clients are taken care of no matter how small or large the project. Our strong team vary from, Structural Engineers, Building Surveyors. Project managers, Trades and more. We believe very strongly that any contract should be based on trust.. a trust that we will look after the client and ensure that your needs are met and we can provide what is best for you. Our main aim and focus is, quality, assurance and providing a service that is second to none.

Latest homeowner review

Reviewed by Burak on 8/6/2023

Sahin did an excellent job replacing our broken window. He was courteous, on time and delivered as he promised. Very pleased with the work. Thank you.

Hi my name is Conal I’m a enthusiast bricklayer with over 15 years experience. My services included - Bricklaying - structural brickwork - all types of brickwork pointing - Bespoke outdoor porcelain patios - bespoke driveways -fencing -Groundwork’s -general construction - flat roofs - new roofs/repairs My company prides ourself on our work with us being as only as good as our last job. I do truly believe our company goes above and beyond and stand out from the rest!

Latest homeowner review

Reviewed by Michael on 18/1/2024

Pimlico Building Ltd is a privately owned, long established company based in central London covering London and Greater London. We specialise highly in all new builds, open plans, full refurbishment, extension and loft conversions, kitchen and bathrooms, joinery and carpentry, basement and underpinning and all plumbing and electrical works. All our employees are fully certified and insured. Please refer to our website for further details.

Latest homeowner review

Reviewed by Imelda on 24/6/2020

They were very prompt in given the quote. Done a great job very polite, efficient, knew what they were doing, and I have recommended them to my friends.

Hi welcome to Newman & sons. We're a family based company from Berkshire & also covering the south of England specialising in high quality new builds/refurbishing/emergency repairs/industrial roofs. For over 40 years. Specialist in Roof cleaning/roof repairs / new roofs. Gutters/ upvc Facias/chimneys. We also carry out industrial roofing. We're LABC REGISTERED & only use good quality materials & family tradesmen to get your work done. All quotes are free & no obligation /insurance /emergency. Please call even if it’s just advice. We’re more than happy to help.

Latest homeowner review

Reviewed by Brian on 15/2/2024

I

GMS

Damp Proofing in Harrow

Gareth, the proprietor of GMS is a qualified wood machinist by trade and has over 25 years’ experience working within the construction industry. Gareth first started the business in 2005 with a view to provide clients across North Wales and Cheshire with kitchens. In the last 10 years the business has diversified and now accommodates a scheme of works within construction from kitchens to bathrooms, gardens to bedrooms, fire and flood damaged properties and more. Gareth employs several staff and subcontracts to NICEIC registered Electricians and GAS SAFE registered gas engineers. Therefore, GMS can offer project managing and the client only needs to converse with one trade [GMS] rather than multiple. Thus, taking the stress out of the job.

Latest homeowner review

Reviewed by Mark on 23/2/2018

Great communication and work carried out to a high standard.

Aim to provide a vast range of services to ensure that keeping your property in tip-top condition is as easy as possible. We provide free quotes, competitive rates.

Latest homeowner review

Reviewed by Maureen on 7/4/2024

Michael did a first class job. Talked through options explaining reasoning behind the choices. He showed me and checked that i was happy through all the stages. He was friendly and courteous and kept disruption to a minimum. I would definitely recommend him and use him again if the need arises. Thank you Michael.

30 years experience

Latest homeowner review

Reviewed by Beata on 27/11/2017

Chris contacted me promptly after putting my job ad and offered his availability straight away. I had solid wood flooring to lay on newly built extension, and it needed to fit the old floor. Chris did a great job, showing great carpentry skills, he worked hard over the weekend so I could have the living room sorted. He is very knowledgeable in his trade, I am very happy with his work and I would highly recommend him. Beata , Stevenage

Latest homeowner review

Reviewed by joe on 2/6/2019

Overall good results

Hatch End Builders is a small professional company with Experience of twenty year in the Building Industry mainly internal refurbishment all our jobs are high end properties in London working with great designers.Our aim is having a Happy costumer at all time .

Latest homeowner review

Reviewed by Sheila on 1/7/2020

Bujar was very prompt in response to my initial posting, calling to assess the job within a day and then confirming a start date for the work. He and his team did an excellent job on the hall tiling and also managing the cloakroom plumbing ( moving a sink and toilet) to complete the tiling here. I would highly recommend him and his team for doing a great job.

MPF Building Services pride ourselves on working to the highest possible standards. Using fully qualified professional tradesmen to cover all aspects of building.

Latest homeowner review

Reviewed by Alastair on 20/9/2019

Michael fitted a velux skylight for us. He was professional, efficient and tidy from start to finish. The install was high quality and I would have no problems recommending him.

I am a plastering specialist of over 40 years experience, also delta registered for damp-proofing. I am very reliable and efficient. I can also get many references from previous company's I have worked for in London over the many years if requested.

Latest homeowner review

Reviewed by Gab on 24/6/2015

Robert has been very patient and completed the work on time. Although the location required more attention than initially thought, and our requirements were perhaps not clearly agreed, he has done an overall good job. I would recommend him.

Bricklaying Specialists and General Builders

Latest homeowner review

Reviewed by garry on 4/3/2014

John and Florin were absolute stars. They completed our work with great professionalism being consistently timely, courteous and extremely helpful. John was very reassuring with many good ideas. He dealt with our work as if it was his own home, always keen to ensure everything that he did was done to his very best. Would definitely employ in the future. Many thanks

If you are looking for a skilled, reliable and honest Tradesman then look no further. Customer satisfaction, recommendations and repeat business is the key to my success. This is why I work hard in every project I do, however small or large it may be.

Latest homeowner review

Reviewed by Deborah on 18/2/2014

Great job. We were very pleased.

From small repairs to full refurbs I can cater for all your needs, small enough to care, big enough to cope on an adhoc basis and/or ongoing property maintenance. Landlord certificates and inspections also arranged.

Latest homeowner review

Reviewed by James on 24/3/2018

Very pleased with Zoltan. Worked very hard through snow and illness to get the work done for us. Would highly recommend.. Thanks Zoltan!!

Latest homeowner review

Reviewed by jose on 30/10/2014

All work done for me by KD construction was excellent. Work men are very polite and friendly. I would recommend KD constructions to all my friends.

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Recently completed jobs

Here's what's been happening in and around your area

Anti damp

Trickle vents in bedroom, extractor fan in bathroom, any other work to stop mould. Currently bedroom windowsill and bathroom are very damp and mouldy

damp patches on top of wall...

on either side of window in our bedroom there are two black patches getting increasingly worse nearer the ceiling. not sure if it's guttering ( all...

I am based in Pinner. I have...

I am based in Pinner. I have some damp issue in my house especially in study and bathroom. I need someone to look at these and advise what needs to be...

I am based in London. My...

I am based in London. My recent building surveyor pointed out that there is excessive damp in the kitchen. I would like a quote on the job to deal...

Damp coming through after wet...

Damp coming through after wet weather. Three story house including loft conversion. Damp continuing to enter structurally where the old chimney (not...

Damp on conservatory wall and...

Damp on conservatory wall and upstairs around windows

Remedial work for penetrating...

Our neighbour’s driveway runs up the side of our house. Sometime recently our neighbour has had a new driveway installed which raised its level so as...

injected DPM needed on front...

injected DPM needed on front of 1930's semi, needs to be gaurenteed work.

My house is terraced and is...

My house is terraced and is lower by 2ft from next door. I have taken some moisture readings from in the corner of my back room and seems to be some...

Sign of Damp upstairs and...

Don’t know exact cause of an issue

How our service works

  1. Create a job - it's free

    We'll connect you with the right tradespeople, from over 30 different trades.

  2. Get quotes

    Up to 3 tradespeople can provide a quote, but on average you'll get 1-2.

  3. Check ratings

    Look at each tradesperson's profile to see their ratings and reviews.

  4. Pick a tradesperson

    Use our homeowner checklist for extra tips on choosing a tradesperson.

  5. Job done

    Leave a rating for your tradesperson based on quality, reliablity and value.

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