How it works
Post a job
Tell us about your job, and we'll alert suitable extension builders in Putney. 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.
We build extensions in 30 days watertight plaster finish with excellent references confirming that we do what we say. Our sister co is 30 day extensions ltd. Our finish is highest calibre. opening soon House extension shop providing services and materials for extension-from... read more
Latest Extensions feedback review:
Clapham SW11, single story, side-return extension
A really excellent set up of builders. Peter was great in evaluating the work and what we needed done. Sue was clear in her communication on costs, and then execution of the works by Taras and his team was superb. The extension was built...
We are a loft conversion and house extension company with previous experience in construction doing all kinds of jobs on private proprieties.we like to see our clients happy and this way i know that others jobs will follow this is how we get in touch with our new... read more
Latest Extensions feedback review:
Single storey 3m extension on our 1920s home
Simon & his team built us a new kitchen-diner, utility, wc & patio. We won't be the first to marvel when Simon quoted us a 6 wk build time (all others quoting min. 12 wks for same price). Naturally, he completed it even quicker. The pace...
My name is George and I'm running J Wolf Construction building company. I can provide a lot references from happy customers in sw London. read more
Latest Extensions feedback review:
3.5m Rear Extension For Twickenham End Terrace House
We chose George at J Wolf Construction out of 15 builders who quoted for our rear extension project and we found them to be a good choice. They are experienced and reliable builders who did a quality job for us. We set up a contract for the...
Scarlett Building Solutions has a fully qualified work force with a wide range of construction skills, we excel in Structural steelwork,chimney removal,Fireplace installation,Extensions and flat roofing. We are driven by client satisfaction and aim to be efficient, clean,... read more
Latest Extensions feedback review:
Integration of existing kitchen and conservatory
We hired Scarlett Building Services to convert our kitchen and conservatory into a single, large kitchen/dining/living room, and to construct a new WC, utility room and store. SBS completed all major aspects of the job, from excavation and...
LettsCompany are in the top 10 of SW London builders. We deliver any project of any scale. From decorating a bedroom to building a 5 bedroom House of multiple occupation, we do it all. We complete 5 extensions every 3 months. read more
Latest Extensions feedback review:
Porch rebuild
Brilliant! Would certainly use them again.
Paul Mikhail, an experienced builder, established Pyramids Construction in 2006. He was driven to start a property refurbishment and construction company in Fulham that puts clients needs first. Pyramids promise to deliver a high standard of work that is efficient in both... read more
Latest Extensions client reference:
Paul built a small extension for us and he did a very, very good job - I'm very pleased with it. I wanted to keep the cost down so we negotiated a lot and that went very well. Paul gave good advice and provided sensible suggestions and...
We Are Building Contractors Based in Richmond London but also work in the surrounding areas. We have a wealth of Knowledge and Experience that tackle a variety of different style builds with our main focus being on New Builds – Extensions – Renovations & Alterations. read more
Latest Extensions feedback review:
Loft conversion and ground floor extensions
I initially discovered GPR on ‘My Builder’ having purchased a new property in Stubbington which required some extensive works completing in order to convert it to a family home. Both Jon and Lee Griffiths arrived at the property for...
We have built our livelihoods on remodelling people’s homes, increasing their size and value. From the simple to the lavish, no matter how big or small, we’ve experienced it all and we can help you every step of the way offering a comprehensive service and take care of... read more
Latest Extensions client reference:
Mr. Narcis Cornea has been recommended to me by a friend. I needed an extension and his team came over and explained me all the details, quotation and timings. They finished the job on time, excellent work done and on budget. They also...
Ivan Demian, experienced builder, established Wimbledon Developers Limited specialise in all domestic developments Extensions, Lofts, Basements, New Build, Renovations. We have a number of years experience of working in the industry, we have done a range of different... read more
Latest Extensions feedback review:
Loft and ground floor extension
I was introduced to Ivan and his company from a respected firm of Architects. Ivan and his team have done an outstanding job for me. The work carried out was a ground floor kitchen extension, loft extension comprising two further bedrooms...
We are a first class building company with a solid track record of delivery in all aspects of design, construction and building work across Surrey and London. We are a one stop shop for all your building requirements. Building Services: Extensions. Loft... read more
Latest Extensions feedback review:
rear single storey extension
I am vey happy with my new extension. Would hire them again for other work. Very professional and do things the right way.
Hello My name is Lukasz I'm 41 ears old,I have 16 years experience in England,We are hard working people, pride and delivering what the customer wants, on time, within budget and to a high standard.Our mission is to build and maintain the highest levels of professionalism. read more
Latest Extensions feedback review:
Knock through kitchen
I would highly reccommed Lukasz, he was very professional, trust worthy and helpful. Lukasz knocked through a supporting wall and installed patio doors for us and re-rendered the outside walls. His plastering and redndering was excellent...
I have been the Director of a high profile building company which built homes for private clients around London and Hertfordshire, some of which were featured in the press, such as Financial Times Property Section (10 Best Basements in London) and The Mail on Sunday Property... read more
Latest Extensions feedback review:
Kitchen extension, fit out, redecoration n
We had a small kitchen extension done with some refurbishment of the existing kitchen area. Very happy with end result and overall experience. John was unfailingly helpful as were his team of competent tradesmen. Despite difficult working...
Since 2004, DPS Ltd. based in south west London delivers hight standard new build project, house extension, loft conversation to people in Southwest London and Surrey. Our aim has always been to became a company that people associate with quality, professionalism and... read more
Latest Extensions client reference:
We had a large downstairs extension and garage conversion. Dali gave us lots of good ideas and suggestions all the way through the project, so we were able to modify our design to really suit us. Throughout the work Dali and his workers...
We are a small Design and Build company in Richmond, carrying out loft conversions and extensions, mostly in the Richmond, Sheen, Barnes and Chiswick areas. We employ a personal approach and a tried and trusted workforce to achieve the end result you wish for. read more
Latest Extensions feedback review:
Side Return Kitchen Extension
A really positive experience. Rupert built a side-return extension to our kitchen, and renovated our back garden. We were lucky to find Rupert. He was reliable, honest, competent, and good value. He has a good instinct for what will...
We are a local, professional building company with years of experience in all aspects in the building industry. Design, planning, project management.Specializing in extensions,loft conversions and high quality refurbishments. we have an architect that deals with all kinds... read more
Latest Extensions feedback review:
Single storey side extension
I can't recommend Damian enough, from the very first engagement he was extremely knowledgeable and reassuring, very attentive to the requirements and armed with great ideas and suggestions. Damian provided a detailed quote very quickly and...
We are professional builders with 20 years of work experience. We do extensions, loft conversions, new houses from foundation to the final touches. You get quality and quantity at the same time as we are perfectionist in our work and also hard worker. We have many... read more
Latest Extensions feedback review:
Rear extension and loft conversion - with planning permission approved
Norbert and his team have transformed our house to the most amazing standard, we would recommend them to all our friends and family. The work schedule was managed so well, with minimal disruption to us with two young boys. We had a loft...
we are specialise in kitchen extensions and loft conversions, refurbishments, bathroom and kitchen installations since 2005 (as a solo trader and 2014 as a ltd company) read more
Latest Extensions feedback review:
Single Storey Rear Extension + Kitchen&Bathroom Fitting
We employed Marcin and Lucas for a home renovation that included a 4m single storey rear extension, fitting large skylight and bifolds, warm fibre glass roof, new kitchen, relocating new boiler, installing downstairs lavatory, fitting wood...
We are a small multi disciplined building company based in Sutton Surrey. We pride ourselves on providing a competitively priced, professional service to our clients. Good communication between ourselves and our client is key to our success. We will work with you to achieve... read more
Latest Extensions client reference:
Colin has done a lot of work for me over the last ten years. The latest job was building an annexe for my mother to live in. The total value of the project was around £80,000 and the project was finished the job on time and in budget. ...
Making Rooms provide professional services to all aspects of building works to properties which includes Loft Conversions,Extensions,Refurbishments & Home Improvements. Each job is project managed from start to finish, whether it’s a large or small project. We treat each... read more
Latest Extensions feedback review:
Dormer and ground floor extension
Making rooms originally quoted for a dormer and an extension on a bungalow over in Ashtead as we were looking at moving home.We decided not to move but remain in our current home. Making Rooms quoted to build an extension at the rear of...
Quality is paramount for all my jobs; I always ask clients what they would like in detail, so that I can give the best advice possible based on my 10 years of experience. Everything is for you to decide, I want to ensure that you are happy at the end of the job! And... read more
Latest Extensions client reference:
We had a kitchen extension on our mid terrace house, along with a refurbishment of the entire main floor and a WC put in. Sajid managed the site along with executing much of the work. The quality of workmanship was excellent, and the level...
Trusted by experts
Don’t just take our word for it, homeowners love MyBuilder too. We’re proud to be rated by Mumsnet.