How it works
Post a job
Tell us about your job, and we'll alert suitable extension builders in Islington. It’s simple and free.
Tradesmen respond
Once your job is posted, you'll get responses from interested extension builders through the website.
Review and choose
Browse profiles, work history, and feedback, then choose who you wish to share your details with.
Browse Extension Builders near you
Browse extension builders near you, read profiles and contact them by inviting them to quote.
Extension Builders in IslingtonI'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 Extensions feedback review:
Side extension and roof dormer and repairs
We commissioned extension kings to do a full house renovation and extension in N5 (loft and side return). Alban and his team produced results that were excellent and exactly what we wanted. It finished on time , and came within the agreed...
Bluelime 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 Extensions feedback review:
kitchen extention
I have contacted blue lime today yo start this job
GLORUM 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...
When choosing My Trusted Builder know that our key focus is on customer satisfaction. We are here to add value to your project with our team of expert surveying and contracts managers. As a member of The Federation of Master Builders we are recognised for the quality of our... read more
Latest Extensions feedback review:
Complete House renovation
My trusted builder spent 12 months rebuilding my house in a very substantial refurbishment. The house was completely hollowed out, the garage was converted into living space, the loft was converted into a bedroom and a conservatory was...
We are a family run building company , originally established in the East End of London back in 1971 , now operating from Essex, covering the whole of London and Essex. Approved by trading standards with a £5million public liability insurance. read more
Latest Extensions feedback review:
Removal of two non-load bearing walls
Very happy with the work completed. The whole process was hassle free courtosey of Kay's friendly approach to dealing with my questions and Steve's accommodating nature when it came to working with my ever changing electrical plans.
PAL 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 loft/ basement/garage conversions, extensions, and full house refurbishments. Our... read more
Latest Extensions feedback review:
Single storey extension to kitchen - plans available, permitted devt application made
I am very pleased with the work the Pal Lee Group did for us. The job had everything a standard kitchen rear extension would (foundations through to kitchen fitting and decorating) and there is very little I can find fault with their work....
Mark and his team of 8 have over 100 years of trade experience between them. Each member of the team has honed their craft in a specific trade from bricklaying to plastering, extensions to renovations. Working so close to each other and as a team, they create extensions... read more
Latest Extensions feedback review:
Kitchen Extension - Planning granted
Mark was amazing and the team he had did a fast and clean job. They walked us through all parts of the job and never kept us in the dark. We would hire again.
Qube Design&Build is an experienced Design & Construction company specializes in residential Extensions, Loft Conversions, Full refurbishments, New Homes and Contemporary Gardens.We undertake all design, planning & building control submissions, structural calculations and... read more
Latest Extensions client reference:
Sam undertook a ground floor single storey extension for us. He was the architect and also the project manager. He designed the build with a great eye to detail and was a very skilfull and cost effective project manager. He kept me up to...
At PACHO Build, we have years of experience in the building and joinery industry. We have tackled projects large and small and are always eager to show our creative abilities to new clients. Through experience we understand communication is the key factor to a successful... read more
Latest Extensions client reference:
Pacho Build have completed a rear extension on my home, with a beautiful finish and on schedule completion-July 2017. Johnathan and his team are very professional, reliable and informative. I was told of the plans, and progress throughout...
At Geo Sky we have more than 10 years of experience in carrying out all aspects of the works related to your kitchen and bathroom starting from simply replacing the worktop, repairing the kitchen and bathroom units or design and complete refurbishment of your kitchen and... read more
Latest Extensions feedback review:
A little boy’s dream bedroom extension with bathroom
Geo Sky delivered the highest quality construction work I've ever had. Brickwork, tiling, carpentry, coving, painting, electrics... they had a seemingly endless stream of specialists at their disposal. Despite having a fixed price quote...
We 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 Extensions feedback review:
extension to ground floor flat and refurbishment
Phil is currently working with me to design an extension. He has being really helpful and came up with innovative ideas to improve my initial plans. The plans he has submitted are really good and way beyond my expectations. He has kept me...
Hi my name is Peter. I offer a wide variety of high quality building services for residential properties. I will work side-by-side with you every step of the way until you are 100% satisfied. read more
Latest Extensions feedback review:
Single story rear extension and house refurb
I hired peter of quality first for a single story rear extension and total house refurb in a investment property. After much discussion and advice from peter regarding the costs and Added value, I decided to just do a house refurb, and I...
Signature 1 Construction LTD is a family run business with over 20 years experience in the building industry. We specialise in extensions, loft conversions and full house refurbs. Every job we undertake we take great care of the clients house and are experienced project... read more
Latest Extensions feedback review:
Care Home Extension
I highly recommend signature 1 construction, the experience has been great from the start. Marin and his team are great and always explain each stage of the build and happy to answer any questions/anxieties you may have. Costa the foreman...
I am a city and guilds advanced craft qualified carpenter/joiner With over 30 years experience in the construction industry. I was the director of a property development company. I’ve managed contracts for NHS trusts as well as private contractors. The types of work I... read more
Latest Extensions client reference:
Peter was the on-site foreman on our complete house renovation, which took just over a year. This included an additional ensuite pod bedroom in the roof and a side-return and extension to the kitchen. Peter was totally reliable throughout...
Inside Out was formed in 2009. We are an established, London based building company operating throughout London and within the M25. We deliver an honest and straight forward service, with quality workmanship at the forefront of everything we do. read more
Latest Extensions feedback review:
Single storey rear extension
After a terrible experience with a previous builder, it was such a relief to bring Nico and his team on board to finish off our extension. Throughout the build they have been helpful, polite and tidy. They provided a budget and finish date...
Experienced enough to know. Small enough to care. Dedicated to customer satisfaction. 30 years of experience in the trade. References to check last 5 years From under pining new basement conversion. converting property's in to flats Loft conversions/Extensions THANKS... read more
Latest Extensions feedback review:
Conservatory/orangery/extension
Ray was comptenent and did the job to the best of his ability, he identified a few issues and helped to sort this out. We had to point out some mistakes and made him rectify them at no extra charge. All in all, the job is done and we can...
We are the building company that specialized in Loft Conversions, Extensions and Refurbishments. By this moment we worked as a subcontractors, now we have all neccessary and feel free to participate to the tenders, prepare the informative and detailed contracts and... read more
Latest Extensions feedback review:
3 x 3M extension
A very efficient builder who did the plans which where passed first time when we needed help he found someone to help very clean and tidy and on time
Our company is based on the belief that our customers' needs are of the utmost importance. Our team is committed to meeting those needs. As a result, a high percentage of our business is from repeat customers and referrals. I would be more than happy to showcase the high... read more
Latest Extensions feedback review:
Ground floor refurbishment.
The builders did an incredible job refurbishing my house. For my house I wanted to break the internal wall to create a bigger living room and also for them to refurbish the toilet. In the beginning they’ve set a period when everything...
CANYON specialises in renovations, extensions, loft conversions and basements. We take the risk and hassle out of a project by taking care of the entire project cycle, from design and planning permission through to building and construction. From start to finish we will be... read more
Latest Extensions client reference:
Lugina designed and built a two floor extension for us, and fitted it out with a kitchen on the ground floor and a bathroom on the first. The workmanship was fantastic, really precise and detailed, and they were also very professional and...
General Builder of over 40 years Experience. Carpentry & Joinery Background. I have worked on large and small Projects, Repair, Refurbishment, Extensions, Loft conversions and New-builds. Recently become a member of Federation of Master Builders. ALL WORK QUALITY ASSURED read more
Latest Extensions feedback review:
Rectifying defects at the single storey rear extension
Leslie carried out the following works: chemical damp injection to walls on rear extension, reroute down-pipe, repair fracture on rear wall, install gutter hedgehog. Hopefully, this will resolve some of the issues we had with damp, a...
Trusted by experts
Don’t just take our word for it, homeowners love MyBuilder too. We’re proud to be rated by Mumsnet and recommended by Good Housekeeping readers.