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  1. Post a job

    Post a job

    Tell us about your job, and we'll alert suitable extension builders in Baldock. 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

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

  • Elite Home Improvements

    Extension Builder working in Baldock
    Trade Member since 2015

    We are a family partnership who have over 17 years experience in home improvements. We use only our certified and trusted tradesmen to carry out work to a very high standard. Elite Home Improvements are proud of the work we do and the service that we deliver. read more

    Latest Extensions feedback review:

    Single story extension

    Anthony and Ben did an outstanding job of our extension, bay window, kitchen, dining room and patio. We couldn’t be happier. They went above and beyond to ensure our vision was realised. The most reassuring thing was their honesty and...

    By taniasutherlamd on

  • C B Building Services

    Extension Builder working in Baldock
    Trade Member since 2013

    CB Building Services specialise in home extensions of all sizes, offering project management from start to finish. Each trade is fully qualified with a wealth of experience and understand the importance of a safe working environment. CB Building Services are part of the read more

    Latest Extensions feedback review:

    extension and new garage build

    CB building services were excellent from start to finish. Charlie was in constant communication throughout the project, and answered all questions promptly. He kept the site very tidy and safe at all times, which was important as I have...

    By duncant_83 on

  • Home Improvement Man & Team

    Extension Builder working in Baldock
    Trade Member since 2012

    Around 5 years ago I merged my company with another Roban Builders to offer a more comprehensive service. To undertake a higher volume of extension and new build homes. We are a team of highly experienced tradesmen offering a complete service for your home and specialising read more

    Latest Driveways (Paved & Loose Surface) feedback review:

    Stone paving of garden patio

    Great quality work, very pleased with our new patio. We had an issue with the colour of the paving stones fitted but thankfully after the supplier provided replacement stones Matt agreed to replace them without further charge. Would...

    By avocado91 on

  • Taylor building solutions

    Extension Builder working in Baldock
    Trade Member since 2019

    Thanks for viewing our page if your looking for a friendly family run carpentry and building firm then your at the right place. We undertake all types of work no matter how small an pride ourselves on attention to detail. We specialise in extensions and conversions and have read more

    Latest Conversions - General feedback review:

    Reconfigure shed

    Dealt with Simon throughout. The whole team are extremely hard working. I am totally satisfied with their work. The job was left clean and tidy. I was kept updated with when the various trade would be attending. The complete job finished...

    By don_94 on

  • Zak longthorpe

    Extension Builder working in Baldock
    Trade Member since 2018

    I’ve been in the building industry for 12 years. Originally building/ renovating different projects in wales Untill I moved to London 7 years ago. Up until recently I was a project manager for a large brickwork company building projects across central London. I have read more

    Latest Conversions - General feedback review:

    Demolish internal wall and install RSJ

    Zak is great - arrived when he said he would, got on with the job in a timely manner, and is a trustworthy bloke to have around. Left the place spotless, which considering he took down a 100 year old fireplace, was a miracle!

    By amy39216 on

  • LMB Construction LTD

    Extension Builder working in Baldock
    Trade Member since 2013

    We are a Construction company based in Steeple Morden and undertake building work in the Industrial/Commercial and domestic sectors, all our trades are time served and are used to working in all types of environment. We pride ourselves in an ethos of well managed, organised read more

    Latest Conversions - General feedback review:

    Convert single skin utility/workshop/ toilet area

    Wonderful quality, helpful, collaborative, friendly and job done to time.

    By maggiec_31 on

  • BBS Building Services Limited

    Extension Builder working in Baldock
    Trade Member since 2017

    We understand how important your home is to you and your family and how important it is to have the perfect environment for your lifestyle. That's why we are putting the customer at the heart of what we do. We plan, prepare and taking care of the detail while heading towards read more

    Latest Restoration & Refurbishment feedback review:

    Home improvement project - window/doors/carpentry

    Happy with the improvements made to our Victorian terrace - really appreciated Matt's experience, suggestions and advice on this type of property along with his high standard of finish. Him and his team were friendly, always arrived on...

    By jen23265 on

  • S D Wager Brickwork and Building Services

    Extension Builder working in Baldock
    Trade Member since 2013

    S.D. Wager are an experienced building contractor trading for over 30 years we always work to a high quality standard and aim to complete jobs on time and on budget. We are a family run business and offer a friendly and personal service to to all our customers. We are also read more

    Latest Bricklaying feedback review:

    Blown brickwork

    Prompt reply to my advert. Excellent job done and very reasonable price.

    By colin12062 on

  • Brownstone Building Services Ltd

    Extension Builder working in Baldock
    Trade Member since 2016

    We are a construction company covering Hertfordshire and surrounding areas. We take on both private and commercial contracts. We are members of The Federation of Master Builders and Trustmark. We pride ourselves on our high standard of workmanship and customer service. read more

    Latest Extensions feedback review:

    Porch Extension

    Chris and his team did a good job with the extension and we are happy with the completed room. Positives: The room was finished to a good standard. Chris was very approachable and happy to answer questions. He was willing to make...

    By woodj12345 on

  • Blue Conker Ltd

    Extension Builder working in Baldock
    Trade Member since 2021

    We are a small family business specialising in all general small building works . From extensions to small building repairs . read more

    Latest Extensions client reference:

    We used Blue Conker to Remodel and refurbishment one of my properties, their work was carried out on time, on budget and to my total satisfaction. I would recommend Blue Conker Ltd and would use them again on future projects.

    Reference taken by MyBuilder on

  • imsbuilders

    Extension Builder working in Baldock
    Trade Member since 2015

    I have a vast knowledge with over 35 years experience in the industry. I am a fully qualified bricklayer and also a fully qualified carpenter. I have had the pleasure of constructing many extensions new builds and home renovations for my clients, ensuring the whole project read more

    Latest Conversions - General feedback review:

    Remove dividing wall

    Bill is very knowledgeable and professional, all work was completed to a high standard and he was accommodating when we requested additional items. He worked around a busy family home and other trades which is not easy. Bill’s...

    By kh14kwa on

  • m j m builders

    Extension Builder working in Baldock
    Trade Member since 2017

    We do most types of building work also resin drives all types of landscaping. I have worked in construction since leaving school, I have been working foreman for firms also contracts manager for a firm specialising in care homes and I am now 53 years old. read more

    Latest Extensions feedback review:

    planning approved - Part single storey, part double storey extension

    In October 2018, I asked Michael to do a rear part single storey part double storey extension. Michael completed the job mid January 2019, which also included relaying the patio, fitting a pre-bought kitchen and building a new...

    By lewis130291 on

  • Smartline kitchens Ltd

    Extension Builder working in Baldock
    Trade Member since 2016

    Hi I’m Alex Im 41 years old with 22 years experience in the building industry and since leaving college in 2002 with a NVQ level 3 in Carpentry/joinery I have built my own company Smartline Kitchens Ltd where myself and my team undertake extensions, loft conversions, read more

    Latest Kitchen Fitting feedback review:

    Kitchen laminate worktop fitter with extra bits too

    From the initial meeting Alex was professional, knowledgeable, punctual and that continued throughout the whole period he worked on our behalf. He works in a tidy and organised manner and put in a full days works each day he was here. He...

    By mrs21788 on

  • JDL Construction

    Extension Builder working in Baldock
    Trade Member since 2011

    JDL Construction Limited are a Hertfordshire based building company offering both domestic and commercial services. We specialise in all aspects of construction including Home Extensions, New Builds, Garage Conversions as well as specialist Brickwork Contractors. Our read more

    Latest Conservatories client reference:

    Jamie is polite and reliable and does a good clean neat job and I would recommend him to anyone. Jamie has build conservatory bases for us and our customers are always pleased with the outcome. The quality of work is very good . Work is...

    Reference taken by MyBuilder on

  • GSI Property Services

    Extension Builder working in Baldock
    Trade Member since 2008

    Serving the Small Build and renovation market .GSI offers a comprehensive service. From structural alterations/Design layouts Electrical and Plumbing works to final finish Work History -- Extensions,Property Renovation, Structural alterations, stone works, Special read more

    Latest Roofing (Pitched) feedback review:

    Check on roof joists...

    Great quality advice and honest. I'd definitely hire this company again for bigger jobs. Many thanks. (Sorry for the late feedback)

    By geraldfitz on

  • CJ Property Improvements

    Extension Builder working in Baldock
    Trade Member since 2017

    Here at CJ Property Improvement we pride ourselves on being reliable, friendly and clean. Our most used tool is the vacuum cleaner, it is always the first tool off the van and the last back on. We ensure every job we carry out is to the highest standard and to your read more

    Latest Bricklaying feedback review:

    3 course brick plinth for timber framed wood store.

    Good comms, quick and tidy work.

    By danw8976 on

  • J.Miles Building

    Extension Builder working in Baldock
    Trade Member since 2019

    General builder. Level 3 qualified bricklayer. .Extensions .Chimney refurbishments .Guttering .Fascias .Soffits .Driveways .Brick wall repairs .Knock throughs .Roofing read more

  • Lowdens all trades

    Extension Builder working in Baldock
    Trade Member since 2022

    With over 40 years in the building trade from house building, extension, roofing , outbuildings , plumbing, bathrooms, kitchens , fitted wardrobes, . I have a wide knowledge of most trades , with a great contact base with tradesman’s for jobs needing certification read more

  • Amy's electrical and building ltd

    Extension Builder working in Baldock
    Trade Member since 2019

    We are a building company based in Hertfordshire, we have 15 years experience in the building industry and pride ourselves on delivering highly professional work on schedule ... My trade ....qualified electrician read more

  • Reece hewett

    Extension Builder working in Baldock
    Trade Member since 2019

    I have been in the building trade over 8 years since leaving school.After working for a few builders over the years ive decided its time to venture out on my own. I cover all areas of the building trade, plastering, drylining and overskimming, plumbing, flooring, brickwork read more

    Latest Plastering feedback review:

    Bedroom skimmed

    he was polite and put the problem right and stayed till late to fix it. i would give him a 10/10 and have him back if i needed .

    By val_robinson 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

99%

Extension Builders working near Baldock in Hertfordshire have an average review score of 99% positive based on 3,560 homeowner reviews.

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