How it works
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Post a job
Tell us about your job, and we'll alert suitable extension builders in Hertford. 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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Hi-Spec Design, Build and Maintain
15 reviews • 100% positive ratingExtension Builder working in HertfordTrade Member since 2018Thank you for taking the time to consider our company for your project. It's an important decision choosing the right contractor. Hi-Spec are proud to be partners of Local Authority Building Control, also holding the prestigious construction line approved silver. We also read more
Latest Extensions feedback review:
New Bedroom and Bathroom on existing Garage
We hired Mick and his team for a new bathroom and bedroom over an existing garage. The team worked hard (including throughout lockdown) with Mick quick to cover off any issues as they occurred. Mick's architect provided us with drawings...
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PWD CONSTRUCTION LTD
37 reviews • 97% positive ratingExtension Builder working in HertfordTrade Member since 2014I established my business to meet the needs of homeowners looking for skilled and qualified tradesmen that put trust at the top of their requirements. From small jobs to large extensions and landscaping we can help to make your property dreams come true. Money back read more
Latest Conversions - General feedback review:
Internal structural wall removal in kitchen/diner
Paul and his team removed an internal load-bearing wall and put in a steel for us. Paul worked with building control on our behalf to get approval. Very professional, worked very fast and to an excellent standard. Communication was...
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Basil Brothers
22 reviews • 100% positive ratingExtension Builder working in HertfordTrade Member since 2016We are an experienced team formed of two brothers who have 15 years experience in building and interior and exterior renovations. We have experience working both in the UK and across Europe. We have a good track record of quality work and we can provide UK references on read more
Latest Bricklaying feedback review:
Block and brick work extension to be done ASAP
Daniel and vasal are extremely professional and hard working, neat and tidy, excellent time keeping and extremely knowledgeable with all building works. I would highly recommend these guys as not only did they do a great job they also went...
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Hatch Construction
1 review • 100% positive ratingExtension Builder working in HertfordTrade Member since 2017Hatch Building & Construction are a local family run business who take pride in their reputation, delivering a high standard of work and completion on all projects. We offer a full design service for all our projects incorporating architects, structural engineers and read more
Latest Extensions feedback review:
1St floor extension
The initial reason we chose Hatch Construction to start is down to Lee.......... Text missing Cleanliness – Not only I have commented, but each of my neighbours who are all elderly were very complimentary about how the team worked and...
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Woodfellas carpentry
3 reviews • 100% positive ratingExtension Builder working in HertfordTrade Member since 2017Woodfellas are a fully qualified North London based carpentry company with over 10 years of experience in the trade. We have accumulated experience from carrying out a wide variety of projects covering all aspects of carpentry. read more
Latest Carpentry feedback review:
Under stairs cupboard
Tidy & quick workers, would definitely recommend. Plus the company name makes me laugh.
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Springfield Conversions
3 reviews • 67% positive ratingExtension Builder working in HertfordTrade Member since 2018I have been in the building trade for 35 years. I undertake all aspects of building work on residential properties. I am experienced in refurbishments, extensions, garage conversions, all aspects of landscaping, interior and exterior decorating, installation of bathrooms and read more
Latest Extensions feedback review:
A room extension for our autistic son
We had Chris and his team to complete our room extension, We cant thank them enough did an amazing job. Thanks guys!
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Ian Warren Brickwork
11 reviews • 100% positive ratingExtension Builder working in HertfordTrade Member since 2018Bricklayer by trade 30 years We do extensions, alterations, loft conversions, orangries all types of roofing we also do new cement board cladding and all types of fencing read more
Latest Extensions feedback review:
Small ground floor extension to rear of house
The extension has come out great and we are very pleased with the space gained. The bathroom is stunning. Ian was very approachable to discuss details and make changes through the job.
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Joe Claydon & Sons
No reviews yetExtension Builder working in HertfordTrade Member since 2022Hi, we cover all aspects of building and landscaping. With 20 years experience we adapt to new and existing customer needs as some plans change, we want to deliver your projects with our passion and skill to make each job unique read more
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Gh building
No reviews yetExtension Builder working in HertfordTrade Member since 2019Gh building have over 25 years of building experience, completing a variety of projects. All brickwork undertaken. Ground works Driveways Extensions Garden walls Landscaping read more
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AJ Construction
15 reviews • 93% positive ratingExtension Builder working in HertfordTrade Member since 2018Me and my team are very friendly, hard working, dedicated and ambitious builders who always put the customers wishes first. our motto is "create a space to enjoy” We specialise in carpentry and brickwork however we have experience in every aspect of building. read more
Latest Landscaping feedback review:
HotTub prep: dig-level-sleepers-artificial turf
Great experience with Stuart and his team from the initial contact to completion. Stuart came to quote on schedule, talked through options, and provided a quote within a couple of days. Due to some family issues I was unable to proceed...
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Smartbuild
No reviews yetExtension Builder working in HertfordTrade Member since 2016A.M.C BUILD is an all purpose building company. We undertake refurbishments, new builds, repairs and all. With a quality workforce capable of undertaking all aspects of construction work, from footings to finish. read more
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CNR Bricklaying & Building Services
8 reviews • 100% positive ratingExtension Builder working in HertfordTrade Member since 2015CNR Bricklaying & Building Services. A friendly, family run brickwork business who speialise in all types of brickwork and restoration. read more
Latest Bricklaying feedback review:
Base required for 8.5m x 4.5m garden office
We have always found it a problem trying to match the correct tradesman to any work we have needed doing, so much so that many jobs have been left undone. You either end up with a personality clash, or just plain bad workmanship, well not...
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Range property services
No reviews yetExtension Builder working in HertfordTrade Member since 2020We are a family run business with a combined experience of over 40 years . We carrying out all types of building works extension,new build, bricklaying loft conversions, kitchen and bathroom renovations plumbing and heating read more
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FF Building Contractors Ltd
No reviews yetExtension Builder working in HertfordTrade Member since 2021FF Building Contractors Ltd are a family run business who specialise in all types of general building, construction and structural works. We have earned the reputation of providing thorough, quality workmanship from planning to completion and take pride in delivering the read more
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Jgs carpentry
9 reviews • 100% positive ratingExtension Builder working in HertfordTrade Member since 2019Jgs carpentry & building services. We are hardworking, trustworthy carpentry and building company based in Hoddesdon. With 20 years experience in the building trade doing anything from hanging a few doors to loft conversions and extensions read more
Latest Conversions - General feedback review:
Garage conversion and banister installation
Jim has recently completed a garage conversion for me. I was highly impressed buy the overall service from promptly providing a detailed quotation, starting the work in a short time frame, delivering the work as scheduled, great...
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OFIX Ltd
2 reviews • 100% positive ratingExtension Builder working in HertfordTrade Member since 2018We have been trading for 12 years as a small commercial and residential building contractor. With over 28 years experience we offer a complete design and build package as well as providing specific services for smaller contracts. We have been vetted by the Federation of read more
Latest Bathroom Fitting feedback review:
Lower Level Loo Update
Very pleased with Mike from Ofix who came out to view my requirements and had some very good ideas as to how the project could be done better with more aesthetically pleasing results. Mike came out and carried out the work on the date...
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Ladkarn Construction Limited
4 reviews • 100% positive ratingExtension Builder working in HertfordTrade Member since 2020We are a well established construction company with very high expectations and standards of work. We are fully insured and carry out groundworks and landscaping and have a very professional team of operatives ensuring the quality of the works completed match our very high read more
Latest Groundwork & Foundations feedback review:
Repair under garage floor
We have recently had 3 jobs completed by Ladkarn. The work was completed to a very high standard and everything was left very clean and tidy. The builders were very friendly and professional. We are very pleased with the excellent work. ...
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RNB Construction
No reviews yetExtension Builder working in HertfordTrade Member since 2018RNB Construction are able to offer a complete design and build package for the residential homeowner. We can help clients develop their concepts from ideation, through architectural interface, planning and into a high quality build. We also offer main contracting roles read more
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B D construction
1 review • 100% positive ratingExtension Builder working in HertfordTrade Member since 2022Have been a builder for forty years family run business with my son’s working with me. read more
Latest Extensions client reference:
Brad and his company have done various jobs in my house including painting and decorating - refurbing my bathroom (which is amazing) and putting a new roof on my shed. He also does a lot of conversion and refurbing work for the Property...
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Na construction
1 review • 100% positive ratingExtension Builder working in HertfordTrade Member since 2019Hi there I am a plumber by trade, have been working fitting kitchens and bathrooms for the last 5 years. I take on big jobs with a team off people who can do anything from painting to full house refurbishment, extensions and loft conversions. Kitchen fitting Bathrooms read more
Latest Extensions client reference:
Nathan’s team was very professional I ended up having a complete kitchen and bathroom refurbishment , was very pleased with their professionalism’s and would recommend them.
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
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