The quick way to find a local Loft Conversion specialist in Harrow

Weathertite Constructions

Loft Conversion

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Here at Weathertite Constructions we cover a wide range of building roofing extensions conversions damp problems drainage with camera inspection, garden design with patios driveways and walls. James has 20 years experience Lee has 35 Carl has 10 we are here to provide a good service information and a very reasonable quote kind regards lee

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Reviewed by Anna on 19/4/2026

Did a great job considering our budget and practicalities. Removed all waste and left the roof looking in much better condition.

D&N Flooring

Loft Conversion

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JD Construction Property provide following services: Whole House refurbishments Garage Conversions Bathroom Refurbishment Flooring &tiles installation, kitchen fitting Painting & Decoration Plastering we have 12 years of experience, 100 jobs /year! ! we have 10 crews and will provide for you quality job!!!

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Reviewed by IAN on 19/4/2021

The company were efficient and quick. The workmen were excellent and did an outstanding job. Thank you.

W2.0 DEVELOPMENTS LTD

Loft Conversion

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With over 25 years of experience, and with Danny Walker at the helm and Alex Grouse of W2.0 Developments Ltd has become a trusted name in construction and development in The Home Counties. As a reputable principal contractor, we specialise in delivering high-quality construction services to both residential and commercial clients. Our commitment to excellence and client satisfaction sets us apart as one of the top construction companies in The Home Counties. Founded on the principles of quality, reliability, and innovation, W2.0 Developments Ltd has grown from a small local contractor into a leading force in the construction industry across The Home Counties. Our journey has been driven by our dedication to delivering exceptional results, building lasting relationships with our clients, and continually raising the standards of construction.

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Reviewed by Ahmed on 23/4/2026

Very pleasurable experience. Danny and team were very responsive, arrived on time. Work was done efficiently, with no fuss. Once the work was done, a demo of the changes was done. Cost was good, overall very satisfied. Will use them again in the future.

RestOn

Loft Conversion

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RestOn construction company we are specialize in all general construction jobs, we have over 15 years experience, we have built homes even from scratch! We love what we do and we put passion in every detail so you the customer are happy! We guarantee the best quality for the best price!

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Reviewed by Dee on 15/8/2023

Leon builders LTD

Loft Conversion

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With many happy and returning customers over the last 10 years, you can be sure of being well looked after. Our aim is to provide a stress free project, delivered in a manner that I am confident will exceed your expectations. I work with a small team of trusted colleagues, who communicate and work together well. Our customers are accustomed the outstanding quality of projects we complete, by sourcing quality materials with experienced installers we create truly bespoke masterpieces lasting our customers many years. 5 year guarantees are included as standard on all completed work.

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Reviewed by Shamim on 21/4/2025

Leon was punctual and communicative and completed our landscaping job to a good standard and had some good design ideas. The team finished and cleaned up the entire work area in a tidy way. We have no hesitation in recommending him.

TWINS ELECTRICAL & PLUMBING LTD

Loft Conversion

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We specialise in all aspects of property maintenance. With more than 5 years experience in one of the most competitive business environment outside London we work on regular basis with ones of the most active and succesful property developers and contractors in the area. We aim to provide a 5* service with no exception regardless of the type or size of the job.

ERC Builders Ltd

Loft Conversion

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I have more than 15years experience in building work The work which I undertake is Lofts Extensions Kitchen Bathrooms Bedrooms Interiors Pluming Electrical Exterior Safety / Security Roofing Qualifications Joinery Kitchen installations Bathroom installations Carpentry work (doors, wardrobes, flooring) Plumbing Plasterboards and metal work Tilling walls, floors Gardens wooden storage shed.

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Reviewed by Chandrasekhar on 9/2/2026

A.S. Harrison

Loft Conversion

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Hi this is A.S. Harrison and my name is Craig Harrison. We are an electrical and mechanical business in the heart of Essex. We serve Essex and London, but are always happy to travel further afield for bigger projects. Customer satisfaction has always been at the heart of everything within our organisation. With nearly 20 years experience we are more than capable, and willing to meet all your needs. I come from a commercial background, I’m bringing all the skills & knowledge I have gained to the domestic world. I trained as an apprentice many years ago! I have all the accreditations including NICEIC, level 2 and 3 electrical, test and inspect and i am JIB approved. We use only the best tools & materials in the Industry. We Employ the most qualified, experienced Electricians, who’s attention to detail is of paramount importance to me. We are always on hand to help & offer advice. As a team we run the project for you in the background. Taking the stress out of the job at hand is why so many of our clients return again and again. There is no lack of contact or waiting to be phoned back with us we can assure you of that. We have an enviable track record at delivering a friendly, professional and first class service. Give us a try and see for yourself. Please do take a look at our website for a more in-depth look at what we offer. We look forward to seeing you soon. Thanks in advance from all of us at A.S. Harrison.

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Reviewed by Justin on 3/11/2022

Ziyad Construction

Loft Conversion

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Ziyad Construction with over 15 years of experience in the Construction industry, We carry out all aspects of Domestic/Commercial building works to the highest standards. Services include plumbing, carpentry, brickwork, loft conversions, extensions, house renovations, painting/decorating, plastering and all other general building works.

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Reviewed by Roger on 5/11/2024

Pump installation for a lack luster shower. Sorted well. Now have a powerful shower. Thankyou.

J MCMAHON LIMITED

Loft Conversion

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Bedfordshire based carpentry and property improvements company . offering carpentry internal and external , as well as having a strong diverse team of different trades operating within the company , all aspects of building work taken on board and a professional job from start to finish .

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Reviewed by Christopher on 27/3/2026

Very unprofessional Postponed the agreed date and then ignored all messages Avoid!

MILANI CONSTRUCTION LIMITED

Loft Conversion

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We specialise in gas boiler repairs, servicing, and installations, as well as all types of plumbing work — from small leaks to full system installations. At the heart of our business is a simple principle: deliver high-quality workmanship with honest, reliable service. We take pride in doing the job right the first time.

URBAN MODERN HOMES LTD

Loft Conversion

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We are a team of highly skilled individuals, with a great sense of professionalism and integrity. Our purpose is to deliver the transition from our customer's vision to reality and strive to bring satisfaction and joy with the results of our work. We aim to offer the best possible service while building trust with our clients. Having over a decade experience in the building industry, gives us the possibility to be quick, flexible and efficient.

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Reviewed by Zillionz on 2/5/2024

DBCKG LTD

Loft Conversion

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At DBCKG, our goal is to not only help you design and build We are a full-service design/build company with a wide range of experience. We can help you with all phases of new home construction or remodeling: finding/procuring suitable land, architecture and design, building your home and landscaping your yard. Our excellent reputation and long list of satisfied clients attest to our superior. craftsmanship, attention to detail, clear communication, honesty and integrity. Just ask for our client reference list. we will give you 5 yaers guarantee for all major job.

H&R Renovations LTD

Loft Conversion

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H&R Renovations ltd always aims to deliver a high standards of work qualities to satisfy all my clients expectations and meet theirs satification.

TMC Roofing and Building LTD

Loft Conversion

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We are a family run business which cares for our customers needs we do all building services inside and outside of properties

LK DESIGNS LONDON

Loft Conversion

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LK Designs London specialises in the design and installation of all types of building projects including kitchens, bathrooms, extensions and loft conversions. We have thirty years experience of turning a client's vision into reality. We are a professional, creative and dedicated team that can take your project from beginning to end and we give our clients peace of mind with the service we provide. Our 5 star reviews are testimony to this high quality service.

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Reviewed by Tom on 16/10/2025

FM Property Services

Loft Conversion

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At our company, FM Property Services , construction is more than just building — it’s about creating spaces that our customers can trust, enjoy, and feel proud of. With over 15 years of experience, we are committed to delivering high-quality work while making sure every client feels valued and satisfied. We understand that every project is important, whether it’s a small job or a large development. That’s why we work closely with our customers, listening to their needs and turning their ideas into reality. Our team focuses on clear communication, reliability, and attention to detail from start to finish. Customer satisfaction is at the heart of everything we do. We aim not only to meet expectations but to exceed them by delivering projects on time, within budget, and to the highest standards. For us, a happy customer is the true measure of success — and we are proud to build lasting relationships along with strong, dependable structures.

S 2 PROPERTY SOLUTIONS

Loft Conversion

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With 15 years of experience we are a small building firm which values customer satisfaction above all else. We specialise in bifold installations, double glazing installations, repairs and finish carpentry. Our experienced team is able to fulfil all of your domestic requirements, from painting your home to complete extensions and renovations.

Phil & Son's Home Improvement

Loft Conversion

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family run business with over 20 years in the roofing industry we can meet all of your roofing needs from flat roofs fibreglass felt or rubber we do small single slate and tile repairs to whole new roofs all UPVC products dry verge systems dry ridge systems all types of guttering basically anything to do with your roof chimney repairs to lead work we do it all hard and soft Brick layer re-pointing /

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Reviewed by jeannine on 18/10/2023

I call Phill and sons 3 days ago to fix a leak on my roof. I did have the valley fix by an other roofer but they did not do anything just to take my money. I was a bit suspicious but I was happily surprise when I call Phill who repond to my call very quicly. He is very friendly and most of all very professional. So so please with Phill I'll will recommand him anytime.Thank you Phill for your excellent job