Extension Builders in New Covent Garden

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 4.1 (17 reviews)

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Some of our top rated extension builders in New Covent Garden

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B&G Brothers Construction Ltd
Rating: 4.8 out of 5
Extension Builder in New Covent Garden
WELCOME TO B&G BROTHERS CONSTRUCTION LTD B&G Brothers Construction Ltd is a well-established building company based in Stanmore North West London. We carry out most types of building works, including: House Extensions Property Refurbishments Loft Conversions Ground Works And all type of repairs and alterations. You can be confident in our abilities to create you that perfect home using the highest quality of materials and best possible level of workmanship
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Latest review:
Extensions- 11 Jan 2023
Rear garden extension done with new fully refurbished old house new electric new plumbing, all work done properly and good quality, experienced builders , +++ big job done within time frame and olso garden levelling with retaining wall ! Andrei and Alex recommend!
SGVBuilders
Rating: 5 out of 5
Extension Builder in New Covent Garden
We are a friendly and reliable team who work hard to deliver the best service to our customers. We are based in East London and for 7 years of background experience in Italy and UK we are providing for homeowners the highest quality building repair, maintanance, upgrade solutions Our team will concentrate on every little detail of your property and ensure you are happy and satisfied with the end result.
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Latest review:
Bathroom Fitting- 13 Jul 2020
Absolutely brilliant. Really responsive, flexible, pleasant, helped us make the right decisions, high quality work- strongly recommended!
Jujhar global limited
Rating: 5 out of 5
Extension Builder in New Covent Garden
I am sarbjeet singh. I do all building works with confidence. You can check my work on google Jujhar global limited (@srbkmlgcjfs)
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Latest review:
Fencing- 29 Sep 2024
Very nice work . They expert in each building work . I would highly recommend you. Also very cooperative team.
JG
Rating: 5 out of 5
Extension Builder in New Covent Garden
More than 15 years of experience in general building from groundwork’s to french polishing. Working for years with one of the biggest North London construction company as a carpenter supervisor. I feel content of my good work outcome. Would like to work weekends and evening times!
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Latest review:
Carpentry- 15 Jun 2026
Really great experience! Friendly, helpful and available at short notice. Did a great job. Super happy with everything. Would definitely hire again.
Adrian
Rating: 5 out of 5
Extension Builder in New Covent Garden
Ady Construction Services LTD is a full-service building company providing high-quality construction, renovation, and property maintenance solutions across residential and commercial sectors. From groundwork, brickwork, roofing, and extensions to full refurbishments, kitchen and bathroom installations, landscaping, and decorating, we cover every aspect of building work. With a skilled team, attention to detail, and a commitment to excellence, we deliver reliable and cost-effective services tailored to each client’s needs — from start to finish.
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Latest review:
Landscaping- 23 Mar 2025
Great job - promptly done and good quality!
Simply Extensions & Lofts Ltd
No reviews yet
Extension Builder in New Covent Garden
We're specialists in house extensions, refurbishments, and Loft conversions in South West London with the aim to deliver. Everyone that we use for finishing, is a trade. This gives you a very high-quality finish that is seldom achieved by a 'General-trade'. They are fast, clean, and produce showroom quality. These individual professionals are more than just people we work with, they are people we know.
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CWCG LTD
New on MyBuilder
Extension Builder in New Covent Garden
CWC Group is a London-based principal contractor specialising in high-end residential, heritage and listed-building projects. Founded by Ciarán Houlihan and William Dear, we bring decades of combined experience delivering some of the capital's most demanding refurbishments and restorations. Our directors are personally involved in every project. Ciarán is an expert in Grade I and Grade II listed buildings, having worked with leading architects across Mayfair, Notting Hill, Chelsea and Kensington. Our team includes a chartered quantity surveyor and senior project managers with 40+ years in the trade. We handle everything from full refurbishments, basement conversions and structural reconfigurations to heritage plasterwork restoration, bespoke joinery and fine finishes. Recent projects include period townhouses, a Grade I listed gallery conversion, and luxury private residences. What sets us apart: honesty, quality craftsmanship, and transparent communication. We give straight advice, deliver to the highest standard, and treat every home with care. The people you meet are the people who do the work. Fully insured. References available. Get in touch to discuss your project.
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Daniel J Sullivan Contractors
Rating: 5 out of 5
Extension Builder in New Covent Garden
Daniel is a bricklayer with over 18 years experience with in the building industry. Daniel offers you the public his knowledge and skills and guarantees a quality experienced brick work service for you the public.
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Latest review:
A very large single storey extension. The brickwork is that perfect it looks like part of the original house
Efficient construct ltd
No reviews yet
Extension Builder in New Covent Garden
Efficient Construct prides itself on their extensive experience in construction management, with over 15 years of successfully completing various projects. Our team of professionals are dedicated to delivering high-quality results, ensuring that every project is completed with precision and attention to detail. We specialize in managing all aspects of the construction process, from design and planning to project completion.
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Wrightson Construction Ltd
No reviews yet
Extension Builder in New Covent Garden
Over 30 years in the industry. From large new build projects and developments to extensions, loft conversions, structural works, eco build, bespoke cabinetry, including veneers and specialist spray paint finishes. Commercial projects - restaurants, bars and recording studios.
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Power Design and Build Ltd
Rating: 5 out of 5
Extension Builder in New Covent Garden
We offer a full service from concept-design to sign-off. Due to our unique experience and qualifications, we provide a full in-house service covering all aspects of your project so you only deal with one company from start to finish. We also provide planning drawings and structural engineering calculations. Our strength lies in working to make your project as efficient as possible so buildabilty, cost and programme are considered on the outset.
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Latest review:
Extensions- 31 Aug 2020
Brendan, Jan & the rest of the team were great. There was total trust on both sides and the attention to detail was to the level I wanted & expected. Communication was straightforward, inclusions & exclusions were clear and I'm delighted with the end product. Would I use the team again? Absolutely.
Heigar Homes Limited
No reviews yet
Extension Builder in New Covent Garden
Internal decoration and home renovation service
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House Refinement
No reviews yet
Extension Builder in New Covent Garden
We are a professional team with work field experience and know-how strategy implementation to make sure that each project is delivered as per expectation and within agreed budget. We also work closely with our valued customers, listen to their needs and address them accordingly, which ensures smooth and timely project management is achieved. Our scope is to deliver each project with no return visits!
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iko 16 ltd
No reviews yet
Extension Builder in New Covent Garden
IKO 16 ltd is a general contracting company specializing in residential renovations and additions. We are a full-service company dedicated to quality construction and client satisfaction. Our goal is to provide our clients with a high-quality finished product and a positive remodeling experience.
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Mj constructions
Rating: 5 out of 5
Extension Builder in New Covent Garden
Hi, I'm Abdul Majid, an experienced plastering, renovations, and construction expert with over 18 years of expertise. At Plaster House Ltd, we pride ourselves on exceeding client expectations through our commitment to delivering high-quality results and exceptional service. I offer free quotation with a visit. I provide written quotation with a break down of all the expenses so you know exactly what you are paying for. I look forward to providing my service to you.
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Latest review:
Plastering- 4 Feb 2019
MJ was great and has lots of experience. He got the job done in no time and was very clean and tidy whilst doing it. His prices were also fair compared to other quotes, and he knows what he is doing. We have more work to do, and will definitely call him back!
DRS construction
Rating: 5 out of 5
Extension Builder in New Covent Garden
we are builders who construct the dreams of others. we have the experiece as cscs skill worker about 5 years now doing our own work contact us if you want to get good work experience
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Latest review:
Plastering- 23 Sep 2025
These guys are superb. Came to look at the job, quote & arrange a start date. Friendly and polite at all times. Knowledgeable about best techniques to use. Arrived early, worked till late to get the job done in good time and to great standard. Kept to their quoted price. Highly recommend

4.1

Top rated Extension Builders

Our Extension Builders in New Covent Garden, are rated 4.1 out of 5 based on 17 reviews from customers like you.

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Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

What types of services are offered by local extension builders in New Covent Garden?

Building an extension is a major milestone for any home. It’s not just about adding extra space, it’s a big step that can transform how you live day to day, opening up new possibilities for comfort, lifestyle, and family needs.

This is why it’s so important to find the right extension builders in New Covent Garden for you. They can help with a variety of tasks and projects, including:

Extending your home with an extra room
Two+ storey extensions
Adding partition walls to create more rooms
Building annexes or external structures

To find the right extension builder near you, simply post your job on MyBuilder. Explain the type of help you’re looking for, and then home extension builders in New Covent Garden who are available and interested can respond to your post.

Browse profiles, read customer reviews and get quotes from your chosen New Covent Garden extension builders, all before you decide who to hire.

What are the hourly rates of extension builders in New Covent Garden?

Before getting started with your extension project, it’s important to have a clear budget in place. On average, extension builders in New Covent Garden will charge between £16 and £42 per hour.

Single-storey rear extensions cost between £20,000 and £60,000 depending on size and finish.
The cost of double-storey extensions, which add more space and value, can range from £100,000 to over £170,000.
Larger wrap-around extensions that combine multiple extension types can range from £40,000 to over £120,000.

The cost of an extension will vary depending on your property. For instance, extending in certain areas may require structural adjustments to ensure stability, which can increase your material and labour costs.

To get an accurate price for your home extension, request detailed quotes from several New Covent Garden extension builders near you on MyBuilder. This allows you to compare what each quote covers and how much your New Covent Garden home extension project is likely to cost.

Find extension builders in New Covent Garden with MyBuilder

Hiring the right extension builder in New Covent Garden with MyBuilder couldn’t be easier. Just follow these simple steps:

Step 1: Post your extension project on MyBuilder

Whether you’re planning a single-storey extension, a loft conversion, or adding a new room, post your job on MyBuilder to find local New Covent Garden extension builders. Once your job is live, we’ll share it with home extension builders in New Covent Garden who can express their interest.

Step 2: Compare different extension builders in New Covent Garden

When you start receiving interest, review profiles of local New Covent Garden extension builders, check their previous work, and read real customer reviews. Ask about timelines, materials, and request detailed quotes.

Step 3: Hire New Covent Garden extension builders with confidence

After gathering all the information and quotes from your chosen home extension builders in New Covent Garden, compare their experience, guarantees, and costs before choosing who to hire.

You’ll also have confidence knowing that every tradesperson on MyBuilder is verified through several checks, including:

ID verification: When a tradesperson joins MyBuilder, we ask for a valid ID, such as a passport, ID card, or eIDAS certificate.
Company verification: For tradespeople operating under a company, we make sure every tradesperson has a registered business.

Did you know? Our continuous monitoring and complaints process ensures that tradespeople who don’t meet our standards are promptly removed from MyBuilder’s platform.

New Covent Garden extension builders are ready to help. Use MyBuilder today to find the right professional for your home extension.

What to ask a New Covent Garden extension builder before hiring?

Before hiring an extension builder in New Covent Garden or extension building company in New Covent Garden, ask a few key questions to make sure you’re choosing the right professional for your home extension project.

What qualifications and experience do you have as an extension builder in New Covent Garden?

An extension builder in New Covent Garden should have a strong track record with similar projects and relevant building qualifications or trade memberships, such as the Federation of Master Builders (FMB) or TrustMark.

Will my home extension meet all building regulations and planning requirements?

Your New Covent Garden extension builder should ensure the project complies with Building Regulations and, where necessary, handle or assist with planning permissions. Ask how they manage building control inspections and what documentation you’ll receive once the project is complete.

What experience do you have with similar extensions in New Covent Garden?

Ask to see examples of their previous work, or view examples of their work on MyBuilder. Ideally projects similar to yours in scale and design. This helps you assess the New Covent Garden extension builder’s ability to deliver a result that meets your expectations.

How long will the extension take to complete?

Extension project timelines can vary depending on size, complexity, and weather. A typical single-storey extension might take around 8 - 12 weeks. Request a detailed schedule so you know what to expect and when key milestones will be reached.

Do you offer a guarantee for your work? Most New Covent Garden extension builders offer a guarantee or warranty on their work, often between 1 and 10 years depending on the project and materials used. This gives you assurance that any issues will be resolved after completion.

If you still have questions about the professional you are looking to hire, we have a full detailed guide on hiring the right builder here.

FAQ: Common questions about home extensions in New Covent Garden

Can an extension builder in New Covent Garden help with planning permission?

Yes, many extension builders in New Covent Garden can guide you through the planning process. They can help prepare drawings, advise on local requirements, and liaise with your local council to ensure your project meets all necessary regulations.

Can an extension builder in New Covent Garden handle everything from design to construction?

Many New Covent Garden extension builders offer full design-and-build services, managing both the architectural planning and construction stages. Ask your builder whether they can provide a complete package or if you’ll need to hire an architect or designer separately.

Will an extension builder in New Covent Garden help with materials and finishes?

Yes, most extension builders in New Covent Garden can source materials and offer advice on finishes that suit your design and budget. You can also choose to supply certain materials yourself, just make sure this is agreed upon before work starts.