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Post a job
Tell us about your job, and we'll alert suitable extension builders in Watford. 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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360Build Solutions Ltd
26 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2010360Build Solutions Ltd - specialised in Extensions (single or double storey), Conversions - Loft, Garage, Full Refurbishments including Kitchens, Bathrooms, Home Cinema and complete New Builds - Home Office, Gym. We deliver top quality of work and we always look at many read more
Latest Conversions - General feedback review:
Removal.of load bearing wall and building stud wall
Marius was FANTASTIC and did a great job. We would hire him again - he renovated the entire house to a great standard including eletric works, installation of bathrooms and dealing with Building Control
By liagrant on 16th Sep, 2019
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A. D. Builders
50 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2017Hi , I’m Aaron Davis of AD builders, I Have been in the building trade for 20 years. Orginally worked for my father in a family run business. I take a lot of pride in my work , references are available at any time. I'm a bricklayer by trade and ground worker. I have built read more
Latest Groundwork & Foundations feedback review:
Foundations for 9M x 9M house.
The job was to put in foundations, build up to damp course and install a beam and block floor for a new build three bed house. Building control asked for the foundations to be over two meters deep. I listed the job on My builder and Aaron...
By david3280 on 25th Feb, 2021
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RBC Building Services
17 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2015My name is Chris Charnock. I run a team that undertakes all types of extensions, loft conversions and new builds. We are a highly efficient and professional firm that strives for perfection and customer satisfaction. We are highly recommended and are members of the read more
Latest Extensions feedback review:
Extension
Very Happy with Chris and team, they completed an extensive extension on our house in good time even with the material shortage crisis and was always amenable to a demanding client :)
By shaun61456 on 15th Dec, 2021
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Vb builders ltd
3 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2019I have over 20 years’ experience in the construction industry. I am the Managing Director of VB builders and I work hands on with a small team completing a variety of projects including extensions and loft conversions. Trust and customer service are the utmost importance read more
Latest Extensions feedback review:
Double storey side extension - Brentford Ealing border
Vedat and his team were reliable, hard working, personable, respectful of our family space (whilst we continued to live in the property throughout the build) and very knowledgeable. Conducting our double storey extension work during a...
By sara76312 on 3rd May, 2023
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n-vico
16 reviews • 94% positive ratingExtension Builder working in WatfordTrade Member since 2012Marius, as owner of N-Vico LTD has over 14 years experience in the construction industry starting out as a carpenter. Now we are a highly skilled team of builders that provides a complete residential refurbishment service read more
Latest Extensions feedback review:
Single Story Rear Extension
COWBOYS! Absolute Nightmare! Marius left the job incomplete, after repeatedly demanding more money before completion! Not to be trusted! Workmanship wasn't as good as he would lead you to believe, I have pics & videos of:...
By emmanuel_a2k on 21st Jun, 2017
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Vasile Building Services
51 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2014I'm a 46 years old tradesmen from Watford. I am a hard worker, sociable, good organiser, honest. I like you to be happy with my work and I give the same whatever the contract is worth. I always respect your wishes and work with you to achieve your results. All my work is read more
Latest Groundwork & Foundations feedback review:
Joint hole for electrical mains 1m x 1.2m x 0.6m
Good honest workers. Great communication, polite and diligent. Highly recommend
By jlpeacock on 25th Mar, 2022
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HomeDeco
65 reviews • 98% positive ratingExtension Builder working in WatfordTrade Member since 2011Here at ”HomeDeco” we believe in customer satisfaction in the finished product and we are committed to giving the best results every time. Our motto: happy clients are returning clients :) read more
Latest Extensions feedback review:
Rear and Side Extension with Full house Refurbishment
We had the best possible experience with homedeco. Gina and Jon carried out a side return extension with multiple structural wall removal, porch , decking and entire house refurbishment to the highest finishing possible. They have a strong...
By akuma on 3rd Sep, 2019
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Davies Construction
3 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2016we are a genral building company specialising in home extensions brick work and ground work i have been established for 15 years i am also a member of the trust mark we are an old school type of firm with good quality tradesmen we turn up on time and keep a clean and tidy read more
Latest Extensions feedback review:
Extension
Tony & Nicola Nugent 7 Bramley Gardens South Oxhey Hertfordshire WD196YD 07892 683 819 Whilst requesting quotations from contractors we came across Martin davies and requested if he could visit and quote us for a single floor ...
By anon-231025010003701205 on 24th Oct, 2017
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PJS Builders
3 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 201830 years experience Extensions Loft conversions Refurbishments Maintenance Decorating Fully insured Friendly service read more
Latest Bricklaying feedback review:
New front gate pillar
Paul turned up on time both to review the job and on the day we agreed to get the work done. He's friendly, reliable and did a great job of the brickwork. Will definitely use him again for similar work.
By rosemary_911 on 23rd Mar, 2022
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Ed Barkas
6 reviews • 83% positive ratingExtension Builder working in WatfordTrade Member since 2022Willing to take on any type of building work big or small. Normally I undertake extensions and loft conversions, but have also completed landscaping jobs and general refurbishments. I also have a lot of experience in groundworks. What makes me stand out is my attention to read more
Latest Restoration & Refurbishment feedback review:
Insulate garage and a few additional handyman jobs
Ed and his team took on the garage refurb, along with some other small jobs that another builder had left me with without completing Ed was professional, calm and a joy to work with very accommodating always made time for you came up with...
By nadeem37915 on 9th Oct, 2023
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JMD NEXT LEVEL
3 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2019We believe that any high quality service involves viewing the property personally and dealing with our customers in person. This makes it possible to create great results and develops a mutual understanding of expectations. That allows us to deliver our customers with a read more
Latest Extensions feedback review:
Kitchen extension
Excellent job of building our extension. Builders were reliable, tidy, pleasant and totally trustworthy. If I have more building work, I will certainly use them again and I have and will recommend them to friends.
By sjf_55 on 29th Nov, 2019
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Andrew henderson
2 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2014I specialise in Carpentry & Joinery but I also have skills in all sectors of general building, from new builds to extensions and all internal and external building as well as ground works including bricklaying, painting & decorating, tiling and roofing. Contact me regarding read more
Latest New Builds client reference:
Andrew is a great guy and was recommended to me through a mutual friend. I needed the tiling redoing in my bathroom so I gave him a call and asked him to come over to give me a quote. The price was very competitive so I asked him if he...
Reference taken by MyBuilder on 31st Oct, 2014
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Flynn Construction ltd
5 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2008We are a medium sized Limited Company based in Watford . We specialise in all area's of building - New builds, Refurbishments, Extensions and Paving all welcome. We have a vastly experienced team to cater for all your building needs. read more
Latest Extensions feedback review:
Rear single story extension
Gavin project managed the rear story extension on our house from start to finish and was professional and friendly throughout. He was always on hand to offer help and support and we would definitely recommend his services.
By emma1501 on 12th Jun, 2020
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Total Construct II
59 reviews • 98% positive ratingExtension Builder working in WatfordTrade Member since 2014I'm a professional builder with more than 20years experience.My goal is to keep my customers satisfied by producing high quality work.I'm dedicated to complete each job to the highest standard leaving customers happy.Do not hesitate to contact me, all quotations and further read more
Latest Extensions feedback review:
Side infill extension
Joseph and his team were extremley professional and friendly. They skillfully built our extenstion in reasonable time. When we did encounter issues Joseph, my wife and I found a solution. We are thrilled with the transformation the...
By markj_72 on 8th Oct, 2023
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5S Building Solutions Ltd.
15 reviews • 87% positive ratingExtension Builder working in WatfordTrade Member since 2020⭐️⭐️⭐️⭐️⭐️ My name is Albi. I’m over 18 years experienced builder, for loft coversion, extensions and general buildings. If are you looking to extend or refurbish your bathroom,kitchen,living room or any room, I can help you to achieve the exact read more
Latest Extensions feedback review:
Side extension
He is friendly and give good prices at the beginning but he asks for more money within the first week of the project. His team is hard working but it requires supervision as their work doesn’t meet the building regulations. They made many...
By ellie27297 on 5th Dec, 2022
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Roberts Plastering Services
51 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2016Hello everyone! My name is Robert, of Roberts Plastering Services LTD. We started by undertaking plastering, rendering and screeding works. Then, as the team increased, we undertake buliding projects as extensions and loft conversions. We focus on the high quality of the read more
Latest Plastering feedback review:
Plastering landing and stairways
Rob was great, communication spot on and carried out the work with great care and quality. Will use Rob again.
By luisgunn30 on 11th Dec, 2023
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Nabstar Construction
1 review • 100% positive ratingExtension Builder working in WatfordTrade Member since 2022We are a friendly, reliable and honest team who offer a number of different services. We have been running for over 7 years and have our own public liability insurance. We specialise in full house renovations and extensions. Jobs we also offer are roofing, plastering, read more
Latest Extensions feedback review:
Lean to
I would recommend to everyone reasonable quote and finished work on agreed time, very quick work and tidy everything when finished work, definitely I will hire him again.
By mehmood84359 on 26th Sep, 2022
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Artistic Design & Construction LTD
4 reviews • 75% positive ratingExtension Builder working in WatfordTrade Member since 2017Hi, we are a construction company with many years of experiance. We are a team of professionals, very reliable and delivering projects in good timeframes . We build new houses, house extensions, loft conversions, refurbishments, driveways and patios, landscaping and garden read more
Latest Extensions feedback review:
Back extension
Overall, we are very pleased with the work. John and his team were professional and courteous throughout. With any large project you always expect a few bumps but thanks to John we managed to overcome them all.
By zeeshan_maqbool on 14th Feb, 2022
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UNICS CONSTRUCTION LTD
220 reviews • 99% positive ratingExtension Builder working in WatfordTrade Member since 2017Unicsconstruction its domestic building company since 2007, includes new buildings, extension one/two storey, loft conversion and full landscaping. Unicsconstruction- WHERE REPUTATION MATTERS…. PLEASE NOTE: Every potential client as you may be aware that my builder read more
Latest Landscaping feedback review:
Urgent Garden Landscaping required
Constantin and his team did a brilliant job in our garden and quickly too. Highly recommended.
By meena_39 on 11th Oct, 2023
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SJC Construction & Interiors
36 reviews • 100% positive ratingExtension Builder working in WatfordTrade Member since 2021SJC Construction & Interiors, Is a family ran construction company based in Rickmansworth, Herefordshire. we pride ourselves on top quality work , completed by our expert tradesman, to specification and on budget time and time again. read more
Latest Bricklaying feedback review:
Small brick pillar repair and finish
Sean got in touch very quickly and was very polite and professional. There was no messing around when he came to do a quote for us and the clear quote was with us shortly after. Really happy with the work and he was flexible and worked...
By gemcat1981 on 13th Sep, 2023
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 Watford in Hertfordshire have an average review score of 99% positive based on 3,709 homeowner reviews.
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Towns near Watford
- Bushey
- Abbots Langley
- Northwood
- Rickmansworth
- Kings Langley
- Radlett
- Pinner
- Borehamwood
- Stanmore
- Harrow
- Edgware
- Ruislip
- Hemel Hempstead
- Roe Green Village
- Roe Green
- Mill Hill
- St Albans
- Grahame Park Estate
- Grahame Park
- Chalfont St Giles
- Kingsbury Green
- The Hyde
- West Hendon
- Kingsbury
- Uxbridge
- Colindale
- Northolt
- Gerrards Cross
- Barnet
- Hendon
Top locations
Other trades in Watford
- 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
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Ask an Extension Builder
Our vetted professionals answer your home improvement questions
- Extensions... what comes first?
- Where do i start with planning a single storey extension? how much should i be paying for architects plans?
- Builder not turning up
- Conservatory or extension