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Post a job
Tell us about your job, and we'll alert suitable extension builders in Waltham Cross. 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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Basil Brothers
22 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade 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:
Rebuild Brick wall
Basil Brothers team arrived punctually, understood the job and provided a competitive quote. Workmanship was excellent and very nice people to deal with, so very pleased, Thank you.
By tractor on 1st Oct, 2019
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Alpha Construction
8 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2013A local British family run construction company with over 30 years experience in the building trade. We take a structured planned approach to all projects big or small and deliver high quality work at a fair price. Free no obligation quotation service please feel free to read more
Latest New Builds feedback review:
New Build Bungalow
Alpha constructions carried out an excellent job with our new build timber frame bungalow. They are extremely professional and cater for personal preferences. They also prepared to go the extra mile to solve a problem created by another...
By anon-210703001503571264 on 17th Jun, 2014
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luan meta
6 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2017Hello my name is Luan and my company has been established since 2014. I have over 10 years' experience in the Building industry and take pride in the work that we carry out. Based in Enfield. Building services such as Carpentry, Driveways, Extensions and loft conversions. read more
Latest Guttering feedback review:
Guttering blocked
Luan contacted me and discussed the guttering job. He attended site however after his assessment feedback I was not very confident with his assessment feedback and therefore did not allocate the job to him.
By terrence65361 on 23rd Oct, 2019
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HMS Ltd
3 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2019Family run building/construction company specialising in extensions and refurbishments read more
Latest Extensions feedback review:
Small Extension
HMS did a great job of managing our extension project and we couldn't fault the workmanship, all the tradesmen they brought in were professional and pleasant.
By richard58210_12 on 19th Apr, 2021
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dmr construction group ltd
7 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2021DMR Construction provides a professional service in the following areas: extensions, loft conversions, refurbishment, new builds, general building. The priority of the company is customer satisfaction. Therefore, the choices and the needs of customers are the most important read more
Latest Extensions feedback review:
Kitchen extension
Cumhur visited and spent a long time explaining the process and what would be required to complete this job. There were no hidden costs aside from additional works I had requested. He and his team were polite, friendly and trustworthy I...
By carol51681 on 6th Mar, 2022
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CJE BUILD LTD
5 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2019Family run business with over 30 years experience. Specialising in extensions, new builds and carpentry. We provide exceptional work at a fair price! read more
Latest Carpentry feedback review:
Internal doors
CJE build was fantastic. I was very worried about getting these doors and surroundings sorted as it was a very awkward / difficult job. The team at CJE instantly put me at ease with the task at hand and were very accurate and precise with...
By qcgeorge on 27th Jan, 2021
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B W Brickwork
4 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2014I have been established for over 30 years we carry out most building work and paving and driveways we also specialise in brickwork to a high standard read more
Latest Bricklaying feedback review:
Rebuild brick column, fix light, quote to board loft.
Faultless. Excellent work. Brian arrived exactly when arranged, carried out the work to a very high standard and left the area tidier than it was when he arrived. I'm very pleased with the work that was done and will be arranging for Brian...
By anon-210330004502028412 on 7th Nov, 2014
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SP Cranstone LTD
2 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2017SP Cranstone LTD is a small but unique building company that has a wealth of experience within its company to provide a service to the domestic sector. We have several accreditations as you will clearly see on our web pages that keep us in good check. Value for money, with read more
Latest Extensions feedback review:
Single storey with extension and house refurbishment
Having been let down by my original builder, I posted my requirements on MyBuilder.com. Simon Cranstone (Simon) responded promptly and based upon my scope of work provided an initial Projected Cost (PC) budget. The project, a house...
By andrew_bil on 24th May, 2018
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BCANI construction
4 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2014Our priority is your satisfaction. Take advantage of our professionalism and years of experience in the market. In addition, our trained staff will take care of the fastest and most effective solutions to your contract. Of course there is the personal approach and high care. read more
Latest Bricklaying client reference:
Work done in June 2013 .funishd on time and very satisfied with the way the work was done. Job finished on time. I would be very happily recommend him.
Reference taken by MyBuilder on 24th Feb, 2014
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Altun Property Consultants (UK)
10 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2015Altun Property Consultants is committed in delivering best customer service by completing projects With high standards for our customer The important fundamentals of Altun Property Consultants We believe that our passion to deliver service and accomplish project from read more
Latest Bathroom Fitting feedback review:
New bathroom plus laminate flooring
Done a brilliant job for a very reasonable fee, finish and attention to detail has to be seen to be believed, would have no hesitation in recommending this contractor to anyone looking for high quality work that doesn't cost the earth
By j_j_driveways_and_patios on 20th Jan, 2020
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KCK Renovation
26 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2016I have been involved in the building industry for over 15 years with an extensive portfolio of renovated properties across London. My background comes from interior design which has lead me over the years to develop a great eye for interior architecture which has therefore read more
Latest Carpentry feedback review:
Need help to put up my outhouse 5m x 5m
Really happy with the final result, there were a few issues here and there regarding the materials sent by suppliers but were soon corrected with Initiative and professionalism. From an empty area at the back of the garden then a new...
By amy78681 on 6th Oct, 2022
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Firtree building services ltd
1 review • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2019Firtree building services ltd Has been trading since 2011 and specialises in residential extensions and loft conversions. read more
Latest Extensions feedback review:
Kitchen extension
Matt and his team recently completed a fantastic job on our kitchen/extension and bathroom refurb. All of his team were great to work with and have on site, which really helped in what was at times quite a stressful space to remain living...
By george84_36 on 13th Nov, 2020
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Springfield Conversions
3 reviews • 67% positive ratingExtension Builder working in Waltham CrossTrade 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:
Extention
Chris and his team did an Amazing job. The work that was carried out was completed to a high standard. Professional from start to finish and price that was quoted was very competitive. Will definitely be using them in the future.
By christine72657 on 27th Aug, 2022
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Rio Building Limited
19 reviews • 95% positive ratingExtension Builder working in Waltham CrossTrade Member since 2018We offer innovative construction solutions that meet tight deadlines and we are committed to the delivery of projects that exceed our clients’ project expectations. Through dedication and determination, Rio will continue to achieve success and excellence for all of our read more
Latest Conversions - General feedback review:
Wall alteration/opening up a wall for sliding wardrobe
Junior and his team are first and foremost a great friendly and conciencious group of people. We were really impressed by their vision and ideas for what we could do, which really helped us as it was our first renovation and we had ideas...
By jodi_21 on 6th Jan, 2023
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Ian Warren Brickwork
11 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade 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.
By ergin on 16th Mar, 2022
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FRM Construction LTD
No reviews yetExtension Builder working in Waltham CrossTrade Member since 2022Why Choose FRM Construction Ltd? We are experienced, trusted and professional builders with over 20 years of experience. Based in Waltham Cross, we primarily cover all of North London and we tailor our services to meet the needs of each individual client. We can bring any read more
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Parker Brickwork
12 reviews • 83% positive ratingExtension Builder working in Waltham CrossTrade Member since 2020Friendly and professional run business bricklaying for 10 years . We build to the highest standard.No job too small from garden walls to new builds repointing and patios and all work carried out with customer satisfaction in mind.Its people like you that keeps our business read more
Latest Landscaping feedback review:
Replacement patio
7 Nov. Patio laid on 1 Oct. Contacted Reece the next day after leaving it for 24 hours as instructed, as one slab was wobbling. He said it was due to the wet weather and that he would come back and fix it. I paid in full, have sent...
By northlondon on 7th Nov, 2020
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Keiths electrical services
No reviews yetExtension Builder working in Waltham CrossTrade Member since 201950 years guiding experience read more
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Arkle Vass
10 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2015We are a professional company with multi-skilled people in different areas and subjects. House renovation, electrical jobs, plumbing, tiling, painting, gardening, maintenance and a lot more. Better quality for less money than other companies would do it. We offer a free read more
Latest Tiling feedback review:
floor tiling
Very nice person, who did an excellent job tiling the floor of my outside work shop. Would certainly use again, and can highly recommend.
By a_hosie on 19th Nov, 2017
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B6 FOUNDATION AND PILING SPECIALIST LTD
2 reviews • 100% positive ratingExtension Builder working in Waltham CrossTrade Member since 2021B6 Foundation and Piling Specialist is a family run, employee owned trust, founded in 2005 .Company is one of quality of service and client satisfaction. Our primary business is to service the construction comprising Piling, Foundation, Drainage, Steel Fixing, Slabs, Paving, read more
Latest Groundwork & Foundations feedback review:
4 metre concrete base
Good communication throughout. Work completed to a good standard. Great price. Would use again. Thanks
By supersaint_30 on 17th Oct, 2021
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
Extension Builders working near Waltham Cross in Hertfordshire have an average review score of 99% positive based on 3,264 homeowner reviews.
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Towns near Waltham Cross
- Broxbourne
- Enfield
- Waltham Abbey
- Hoddesdon
- Potters Bar
- Winchmore Hill
- Grange Park
- Lower Edmonton
- Sewardstonebury
- Gilwell Park
- Oakwood
- Edmonton
- Southgate
- Hertford
- Chingford Hatch
- Friday Hill
- Chingford
- Upper Edmonton
- Loughton
- Palmers Green
- Barnet
- Highams Park
- Hale End
- Bounds Green
- Buckhurst Hill
- Hatfield
- New Southgate
- Totteridge
- Whetstone
- Friern Barnet
Waltham Cross areas
- Cheshunt
- Bury Green
- Lucas End
- Churchgate
- Cuffley Hill
- Goffs Oak
- Flamstead End
- Baisley
- Longfield Lane
- Appleby Street
- Burton Grange
- Hammond Street
- Rosedale
- Limes
- Standon Green End
- Eleanor
- Town Mead
Other trades in Waltham Cross
- Architectural Designers
- Bathroom Fitters
- Bricklayers
- Carpenters & Joiners
- Carpet & Lino Fitters
- Chimney & Fireplace Specialists
- Conservatory Installers
- Conversion Specialists
- Damp Proofing Specialists
- Decking Specialists
- Demolition Specialists
- Driveway Pavers
- Electricians
- Extension Builders
- Fascias & Soffits Specialists
- Fencers
- Flooring Fitters
- Gardeners
- Gas Engineers
- Groundworkers
- Guttering Installers
- Handymen
- Heating Engineers
- Insulation Installers
- Kitchen Fitters
- Landscape Gardeners
- Locksmiths
- Loft Conversion Specialists
- New Home Builders
- Painters & Decorators
- Plasterers
- Plumbers
- Repointing Specialists
- Restoration & Refurb Specialists
- Roofers
- Security System Installers
- Stonemasons
- Tarmac Driveway Specialists
- Tilers
- Tree Surgeons
- Waste Clearance Specialists
- Window & Door Fitters
- All Builders
- All Tradespeople
Ask an Extension Builder
Our vetted professionals answer your home improvement questions
- How near can my neighbour build an extention to my boundry, the size he is considering does not require plannning concent.in adition this extention is going limit view / sunlight can i object?
- Hi, what is the basic prize of an extension per sq m ? what does it include ? how do you know if the tradesman chosen doesn't over charge you? and how to you pay the job before or end of the work .
- Can a conservatory be converted into a extension?
- Idea of cost for second floor extension only