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Post a job
Tell us about your job, and we'll alert suitable extension builders in Hornsey. It’s simple and free.
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Tradespeople respond
Once your job is posted, you'll get responses from interested extension builders through the website.
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Review and choose
Browse profiles, work history, and feedback, then choose who you wish to share your details with.
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Extension Kings Ltd
86 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2017I've been working in building trade for over 20 years , I can undertake any job small and big from foundations to the roof and anything between. I can provide any references and I have insurance of £5 million. Me and my team take pride at what we do and we do it first read more
Latest Conversions - General feedback review:
Brick wall alterations - work needed to start ASAP
Highly recommend! Really pleased with the work. Alban was always responsive, helpful and kept his promises. Will definitely use again.
By bella_clo on 1st Apr, 2022
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DPS Construction
10 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2014We build, refurbish and extend buildings. Our strong regional presence allows us to foster trusting and beneficial working partnership with our customers, consultants, supply chain and local communities. read more
Latest Extensions feedback review:
Rear extension
We can not praise DPS enough. We interviewed 5 building contractors and we had a good feeling about DPS. Ralph was able to talk through the process in great detail and gave us an in-depth breakdown of the quote to see where exactly the our...
By ivan228 on 7th Oct, 2020
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Bluelime Design and Build
22 reviews • 95% positive ratingExtension Builder working in HornseyTrade Member since 2012Bluelime is a one stop shop for all your planning, interior design , structural engineering and construction needs. With over 8 years worth of happy customers we pride ourselves with our honest and inventive solutions. Free initial consultations and proven track record of read more
Latest Architecture feedback review:
Extension & Refurb - Architectural & Structural Drawing
Bluelime Architects helped us design our new house - from helping us maximise the utility of the space available to us, to designing the side and rear extensions, including detailed structural drawings and engineers calculations. Both Alton...
By chris_morgan_79 on 4th Dec, 2018
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SSS Brothers Limited
9 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2017At SSS Brothers we value our customers and work very hard to maintain their trust.With 15 years of experience,You can be assured that we will always provide quality workmanship, professional,courteous and timely service. Our prices are competitive, and our work read more
Latest Extensions feedback review:
Bathroom room extension
Honestly I cannot recommend this company enough. Honestly, hard working and reasonably priced. They've really looked after my inlaws through the entire process.
By mattl_19 on 7th Nov, 2021
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Azure Design Ltd
8 reviews • 88% positive ratingExtension Builder working in HornseyTrade Member since 2019Hi there! My name is Gaz and I am a builder who has been in the building trade for well over 10 years. I have completed numerous jobs all over London and greater London, my specialities include; loft conversions, extensions as well as general refurbishments. My previous read more
Latest Extensions feedback review:
Single storey extension plus porch
Gaz and his team were excellent throughout this project. He was happy to be flexible and discuss alternative options. The work was done to a high standard and I am satisfied with the work. I would recommend Gaz and his team for any future...
By larry_48 on 15th Apr, 2023
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PAL LEE GROUP LTD
5 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2018PAL LEE GROUP LTD is a London based construction company carrying out its services over the capital. We are a skilful team of builders with a number of successfully completed projects in property extensions and full house refurbishments. Our company provides complete project read more
Latest Extensions feedback review:
Kitchen extension, downstairs refurbishment
Pal Lee Group has done an excellent job for us and I cannot thank them enough for not only focusing on getting the job done but they did it to the highest of standards. We can finally live in our dream home knowing that everything is done...
By tamas44054 on 18th Nov, 2019
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REA Construction LTD
6 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2013The company’s success is built on the strong belief of quality work, attention to detail and on-time completion. Rea Construction Ltd has an in house team of builders, architects, and interior designers with all the relevant skills and qualifications which enable us to read more
Latest Extensions feedback review:
6m x 4.5m Rear extension
REA Construction were exceptional from start to finish. They met budget and quality requirements without a problem and delivered 4 weeks earlier than quoted. I would strongly recommend REA construction to anyone who is looking for a...
By sam_249q on 23rd Mar, 2017
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MYCO Contractors Limited
8 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2019I am an experienced and fully insured builder. On average I and my team build and renovate 5 extensions per year. Our current or old clients are always ready to share positive feedback about our work. We work off the ready plans which are usually prepared by the clients read more
Latest Extensions feedback review:
Kitchen extension
On a cold November evening, Tony and his team turned up to provide a quote and within a week this was received. The quoted price came in the middle of the pile, which was a good start and aligned closely to the ballpark figure I'd received...
By shappir on 4th Aug, 2020
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CIF Builders
5 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2015We are family run business and have been in the trade since 2001. Our professional team will always give the best they can to achieve optimal results and most important for us are the finishing details and customer satisfaction. We can provide a range of different services read more
Latest Extensions feedback review:
Extension
I contacted John for a quote he came on the day as he promised, he gave me a quote which was reasonable, he started when he said he would, he came very proffessional, he really knows how to manage clients expectations and he was excellent...
By asab1982 on 14th Dec, 2015
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Assured Builders London
6 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2017We have been in the building trade for 25 years, we are a professional building company specialising in New Builds, Extensions and Loft conversions & renovations in London & Hertfordshire. The majority of our work is through personal recommendations. We are always happy to read more
Latest Extensions feedback review:
Ground floor rear and side extension
We worked with Assured Builders London on the renovation and extension of a ground floor flat in North London. Lee, Nikki and their team are extremely friendly, very experienced, honest and hardworking. The project was completed on time and...
By rabble_place_ltd on 28th Sep, 2018
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Glorum
5 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2017GLORUM Limited is a London-based construction company with 10+ years of building experience in domestic and commercial projects. GLORUM Ltd is your one-stop construction company made up of highly qualified and skilled tradespeople, designers and engineers that can read more
Latest Extensions feedback review:
Buildings extension - Permission granted
Glorum has been extremely professional and hard working. They fulfilled the deadlines given. They have good team of all trades. Their admin is strong as well. They give attention to detail and come up with new ideas and technology. Great...
By user_der on 16th Nov, 2018
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GS GEO LIMITED
54 reviews • 98% positive ratingExtension Builder working in HornseyTrade Member since 2016Extention ,loft, House refurbishment, Bathroom refurbishment, decorating, wallpapering, fix coving, Tiling and laminate, service. available 7 days a week . read more
Latest Extensions feedback review:
Kitchen extension with island, utility room and toilet
We completed our kitchen extension and garden room in December 2021 with Giorgi and his workmen. His workmen were very friendly, helpful, hardworking, punctual and nothing was too much to ask of them. Overall the work was good.
By tdd2801 on 18th Feb, 2022
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ScutariConstruction
10 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2018Scutari Construction is a limited company based in London. We are a very reliable and professional team of tradesmen with over 10 years of experience on the building industry, committed to deliver the highest levels of quality and service to our clients. read more
Latest Extensions feedback review:
1st floor extension front and back.
Mel and team completely transformed our house in a very timely and professional manner. I honestly cannot say enough good things about him. The team works really hard and their model provides the fastest, highest quality construction at a...
By also57452 on 14th Apr, 2021
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Reian construction ltd
9 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2018I have been in construction industry for at least 17 years in London mostly round Hampstead and west London, west end , Ground work drainage, payment ,landscaping , extension, carpentery, fencing,roofing ,bricklaying, read more
Latest Extensions feedback review:
Extension
Besim and his team were great From start to finish They built my kitchen extensions and other decorations jobs in my house I am really happy with their work and I am happy to recommend him my friends and family members. Thank you...
By er_electrical_services on 27th Nov, 2021
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PML Architecture Ltd
5 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2014We are RIBA registered architects with a wide range of experience of over 25 years within architecture, design and construction. We are experienced at new builds, full refurbishments, extensions and conversions, and have completed numerous residential and commercial projects read more
Latest Architecture feedback review:
Planning application for new dwelling
Phil is currently helping us with the planning application process to build a new property. This includes liaising with the council and other consultants on our behalf. Phil really knows his stuff, is easy to work with, and deals with...
By sammy_75 on 26th Jun, 2016
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Has Constructions Ltd
5 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2020Has Constructions LTD, We are a building company with more than 30 years of experience in all chosen aspects of the construction industry. We specialise in works such as: -New builds -Extensions -Loft conversions -Full refurbishments -Electrics/ Plumbing We aim read more
Latest Conversions - General feedback review:
Bedroom refurbishment: flooring/wall breakdown/lights
I hired Hassan and Muhamet for a decorative job, mostly replacing floor carpet to laminate, installing new radiators, breaking down a wall and patching up ceiling with plaster.. nothing crazy compared to what they are capable of (building...
By jasmineg on 11th Jan, 2023
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Woodhouse Builders Ltd
192 reviews • 97% positive ratingExtension Builder working in HornseyTrade Member since 2014Welcome to Woodhouse Builders Ltd, we cover all aspects of property maintenance and no job is too small or big for us. We employee a reliable , trustworthy and hard working staff.Our success is built on providing the best services and ensuring that all our customers are read more
Latest Restoration & Refurbishment feedback review:
Kitchen damp and mould, bedroom cracks
Damp & mould in kitchen. I'm not a builder & was looking for advice how to fix issues. Agreed work after taking his advice, noting that air vents planned may not resolve condensation. Started 23/02, drilled 2 holes in wall for vents,...
By helena77742 on 12th Mar, 2023
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O.L.T.O CONSTRUCTION Ltd
3 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2021we are able to undertake any work that has to do with the interior and exterior of your home. Responsibly! read more
Latest Restoration & Refurbishment feedback review:
Kitchen fitting/removal, kitchen/garden stone layingetc
great job! nice chaps work hard
By danny71824 on 1st Dec, 2021
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AMG LONDON
2 reviews • 100% positive ratingExtension Builder working in HornseyTrade Member since 2014AMG places great emphasis on the importance of up to date methods of design and construction. As a key player at the forefront within the market place we specialize in building Extensions, Loft conversions, Drylining, ceilings, painting and decorating to complete internal read more
Latest Extensions client reference:
Stefan did an extension for my flat from the installation of structural steel, to the roof, and demolition. To building the shell and all cosmetic work inside. I am very happy with the work. Time keeping was good, pricing was good he was...
Reference taken by MyBuilder on 1st Sep, 2014
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Horsley Construction ltd.
1 review • 100% positive ratingExtension Builder working in HornseyTrade Member since 2023We are a small company based in north London specialising in extensions, loft conversions and garden rooms. I have worked in this sector for the last fifteen years and my company has been trading since 2016. We take on a small number of jobs but take them very seriously to read more
Latest Extensions client reference:
We have known and worked with Joe for the last 6 years. He has recently built a ground floor kitchen extension and created a utility area and downstairs cloakroom for us. His ability to communicate each phase of the build’s requirements...
Reference taken by MyBuilder on 24th Jan, 2023
What can extension builders do?
MyBuilder is the simplest way to find a reviewed and vetted extension in your local area. We can connect you with local extension builders near you, so you can choose the ideal tradesperson for your project with confidence.
Whether your plans are big or small, we can help you find a skilled extension builder to support you with your job. Your contact details are only shared with tradespeople you want to speak to, so you can check out their credentials, read honest customer reviews and get free quotes to compare.
There are lots of jobs that extension builders can help with, including:
- Extending your home with an extra room
- Two+ storey extensions
- Adding partition walls to create more rooms
- Building annexes or external structures
Top Extension Builder Reviews
Extension Builders working near Hornsey in North London have an average review score of 98% positive based on 3,500 homeowner reviews.
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Towns near Hornsey
- Crouch End
- Haringey
- Ferme Park
- Harringay
- Finsbury Park
- Hornsey Rise
- Bowes Park
- Wood Green
- Upper Holloway
- Muswell Hill
- Holly Village
- Highgate
- South Tottenham
- Colney Hatch
- Dartmouth Park
- Holloway
- Tottenham
- Page Green
- Lower Holloway
- Tufnell Park
- North London
- Stamford Hill
- East Finchley
- Highbury
- New Southgate
- Palmers Green
- Stoke Newington
- Tottenham Hale
- Friern Barnet
- Kentish Town
Top locations
Other trades in Hornsey
- Architectural Designers
- Bathroom Fitters
- Bricklayers
- Carpenters & Joiners
- Carpet & Lino Fitters
- Chimney & Fireplace Specialists
- Conservatory Installers
- Conversion Specialists
- Damp Proofing Specialists
- Decking Specialists
- Demolition Specialists
- Driveway Pavers
- Electricians
- Extension Builders
- Fascias & Soffits Specialists
- Fencers
- Flooring Fitters
- Gardeners
- Gas Engineers
- Groundworkers
- Guttering Installers
- Handymen
- Heating Engineers
- Insulation Installers
- Kitchen Fitters
- Landscape Gardeners
- Locksmiths
- Loft Conversion Specialists
- New Home Builders
- Painters & Decorators
- Plasterers
- Plumbers
- Repointing Specialists
- Restoration & Refurb Specialists
- Roofers
- Security System Installers
- Stonemasons
- Tarmac Driveway Specialists
- Tilers
- Tree Surgeons
- Waste Clearance Specialists
- Window & Door Fitters
- All Builders
- All Tradespeople
Ask an Extension Builder
Our vetted professionals answer your home improvement questions
- Can a conservatory be converted into a extension?
- Idea of cost for second floor extension only
- Where do i start with planning a single storey extension? how much should i be paying for architects plans?
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