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  1. Post a job

    Post a job

    Tell us about your job, and we'll alert suitable extension builders in Milton Keynes. It’s simple and free.

  2. Hire a tradesperson

    Tradespeople respond

    Once your job is posted, you'll get responses from interested extension builders through the website.

  3. Leave feedback

    Review and choose

    Browse profiles, work history, and feedback, then choose who you wish to share your details with.

  • Hatcon builders

    Extension Builder working in Milton Keynes
    Trade Member since 2014

    We are a professional and reliable service able to carry out all your building needs. Free customer advice from qualified tradesmen all work undertaken by professionals. We offer free quotations with all our services. We provide full written quotations with accurate time and read more

    Latest Conversions - General feedback review:

    Internal wall partial demolition

    Very pleased with the work carried out. Majestic were very clean and tidy workers and highly reliable.

    By gemma1986_66 on

  • Lumina Building

    Extension Builder working in Milton Keynes
    Trade Member since 2012

    We have over 25 yrs of experience in the construction industry specializing in extensions, plastering and refurbishment for domestic and commercial clients. We pride ourselves in completing jobs on time and to a high specification with a professional, reliable and respectful read more

    Latest Extensions feedback review:

    Extension to replace a conservatory

    Great bunch of guys who did a fan job! Would recommend them to anyone. Carla is fab too! So helpful.

    By anon-230111020004986585 on

  • RDS Building Services Ltd

    Extension Builder working in Milton Keynes
    Trade Member since 2017

    We are a team of dedicated master builders based in Milton Keynes who specialise in high quality extensions & rapid construction of shell only builds. 20 years experience in all residential builds, from single room additions to bespoke new builds. Extensive work read more

    Latest Groundwork & Foundations feedback review:

    Foundations for building extension

    RDS completed my foundations in quick time and in bad weather. would recommend on other work and use again.

    By len46105 on

  • Smart Fit Solution

    Extension Builder working in Milton Keynes
    Trade Member since 2019

    We are local building company specialising in home extensions. With over 15 years experience and extensive portfolio of Video Feedback from our customers that could be viewed at our website. We provide the highest level of service with a matching finish for every project. We read more

    Latest Extensions feedback review:

    Ground floor rear & over garage extension

    Eric and his team are excellent, and I'm very happy to recommend them. From first contact, through to the build itself, SFS are easy to deal with. They provided a detailed quote, took time to understand the work, spotted challenges...

    By ajay_243 on

  • MBS CONTRACTORS-UK LTD

    Extension Builder working in Milton Keynes
    Trade Member since 2016

    Hello, I have 11 years experiences in extensions, loft conversions, general building, tiling, domestic electrics, plumbing, decorating, painting, gardening, kitchen and bathrooms and also property maintenance and HMO properties. No job is too big or too small, We read more

    Latest Extensions feedback review:

    Garage extension

    Excellent workmanship and very professional service. The work was completed on time and in a very clean respectful manor. I Highly recommend MBS contractors for any future works 10/10

    By clark7250 on

  • WJ Clarkson & Son LTD

    Extension Builder working in Milton Keynes
    Trade Member since 2012

    Clarkson Builders is a local building company serving Milton Keynes and the surrounding areas. We have been around a long time, originally formed in 1966 by Walter John Clarkson ( AKA - Granddad) . And then carried on by another 2 generations. We are a professional, read more

    Latest Loft Conversions client reference:

    Having already used the Clarksons for an extension last year, I was confident that I would get a job well done, on time, and without any hidden extras. I was once again pleased with the work they undertook this year. I would be happy to...

    Reference taken by MyBuilder on

  • Cognitive Construction Limited

    Extension Builder working in Milton Keynes
    Trade Member since 2016

    We specialise in home extensions and renovations. Whether you are looking to extend your living space or add beds and baths, our team have the expert knowledge and co-operative attitude to provide guidance and create your dream space. Each project is important and unique, we read more

    Latest Bricklaying feedback review:

    Blockwork for Timber frame house build

    Good stadard of work, gathered an enthusiastic, hard-working team for what turned out to be quite a tricky job. Happy to use again.

    By orac_54 on

  • Kaunas

    Extension Builder working in Milton Keynes
    Trade Member since 2014

    My main attention is to detail, neatness and high quality. All my clients were very satisfied with my work and I have 14 years construction experience in the industry. read more

    Latest Repointing feedback review:

    Repair of cracks in brick wall

    Aidas did a great job repairing a brick wall for me. Even if that the work was very messy and took much longer than he expected, after he finished he cleaned everything diligently. A very hard working and reliable builder. I would...

    By anon-201005003003210642 on

  • New Era Building Ltd

    Extension Builder working in Milton Keynes
    Trade Member since 2020

    We are a small but competent building company who undertake house building, extensions, brickwork and carpentry. We enjoy building one off houses from start to completion. We have an excellent resume of completed projects. We carry Contractors All Risk Insurance. read more

    Latest Extensions feedback review:

    First Floor Bedroom Extension

    It was a pleasure having Simon and his team building my extension. The work started as per the agreed date and completed ahead of schedule. I would certainly use this company again in the future and would highly recommend them.

    By riadh36179 on

  • CorePro Ltd

    Extension Builder working in Milton Keynes
    Trade Member since 2013

    Our company, CorePro Build LTD, has been in business for the last 10 years specialising in residential building projects. We have an excellent track record and always go the extra mile to make sure our customers are happy with the job we deliver – always on time and within read more

    Latest Loft Conversions feedback review:

    Rear dormer loft conversion; truss roof

    High-quality build with some skilled and enthusiastic craftsmen, especially on joinery. Able to work professionally with detailed architectural plans. Contract management a little fiddly at times. But overall, excellent professional work at...

    By tindal on

  • Cyrus Structures

    Extension Builder working in Milton Keynes
    Trade Member since 2019

    Our services typically include structural design calculations and detailed drawings for building control submissions. We have extensive experience designing with traditional materials such as steel, concrete, masonry and timber on varied projects including new build read more

  • Darren Cooper

    Extension Builder working in Milton Keynes
    Trade Member since 2021

    Brickwork and General building domestic and commercial read more

  • General Houses Innovation ltd

    Extension Builder working in Milton Keynes
    Trade Member since 2018

    I am the builder . Also ,the menager of my company . I have great experience in I have the vast experience in any branch of processing regarding construction or renovation of your home. 20 years I work on this. private and commercial jobs . I have excellent references. I'm read more

    Latest Conversions - General feedback review:

    Knock through walls to create large open working space

    Zeljko was fantastic throughout, very helpful and knowledgable. kept me updated throughout the works and finished on time and on budget, i will certainly use again on other projects

    By stephen17443 on

  • Walker renovations

    Extension Builder working in Milton Keynes
    Trade Member since 2021

    We are a small family run building company We cover all aspects of building including extensions garage conversions and general building. We have a small team of trades that all work to the highest standards that are reliable and trustworthy . read more

  • Construction

    Extension Builder working in Milton Keynes
    Trade Member since 2019

    General construction I have 8 years of experience read more

  • Cosmos

    Extension Builder working in Milton Keynes
    Trade Member since 2022

    construction projects, including new build, kitchen and bathroom refurbishments, house extensions, loft conversions and provide the best possible construction service with strong leadership and focus on our clients wishes delivering the project on time and within budget. read more

    Latest Bathroom Fitting feedback review:

    New toilet to be fitted and retiling

    Cosmos has redone three of my bathrooms, replaced all the bath tubs shower & sinks and installed a new toilet, tiled everything perfectly, & even kept within the budget I’m extremely happy with the completed works. It was done quickly and...

    By kinga60682 on

  • Gary melhuish

    Extension Builder working in Milton Keynes
    Trade Member since 2021

    I’ve been in the building trade for 35 years , qualified bricklayer , I do extensions , patios , all types of brickwork, decking and also plastering jobs read more

  • Golden Hammers

    Extension Builder working in Milton Keynes
    Trade Member since 2016

    There's nothing more pleasant than finishing, another, very special job to the best standards. I hate to praise myself, so don't expect much of an introduction. read more

    Latest Hard Flooring feedback review:

    Replace the carpet by laminate in corridor and stairs

    Ruslan finished the job in a very professional way and very fast. He gave professional advise and help us solve the problem in the laminate. Also, carpet is done very well. Floor are also very clean after work. Highly recommended.

    By cheuk11372 on

  • DH Construction Services

    Extension Builder working in Milton Keynes
    Trade Member since 2010

    I am a professional and reliable tradesman who works to very high standards, these standards have helped me to build up an excellent reputation with regards to all work that I have carried out. read more

    Latest Bricklaying feedback review:

    REBUILD RETAINING WALL AND RELAY PATIO

    Darryl did such a good job in laying the patio and rebuilding the retaining wall that I asked him to relay a second patio, complete with some major drainage works and landscaping. That was completed so well that I asked him to create a...

    By geoff_450 on

  • Newells brickwork

    Extension Builder working in Milton Keynes
    Trade Member since 2014

    I have been bricklaying for 23 years and luckily I have done a vast array of different types of jobs such as tuck pointing, arches, one off brickbonds traditional builds, commercial etc. I put a comment to quality workmanship alongside speed. read more

    Latest Bricklaying feedback review:

    driveway patio area

    I have hired Nick to do my new patio in front of house all with bricks. I had a positive feeling upon speaking to him in relation to his quality skills. The works are now completed and the job is good and as expected. Nick is reliable,...

    By anon-210114010002538387 on

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

98%

Extension Builders working near Milton Keynes in Buckinghamshire have an average review score of 98% positive based on 1,282 homeowner reviews.

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