Extension Builders in South Lambeth

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 4.2 (19 reviews)

Easily find verified South Lambeth Extension Builders. Just post your job to get quotes from MyBuilder's Extension Builders in South Lambeth.

Select a service

How it works

Post your job for free

Tell us about your job, and we’ll alert suitable tradespeople in your area. It’s simple and free.

Tradespeople respond

Once your job is posted, you’ll get responses from interested tradespeople through the website.

Review profiles and choose

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

Some of our top rated extension builders in South Lambeth

3622 Results

Sort by:

M R CARTER BUILDERS Ltd
Rating: 5 out of 5
Extension Builder in South Lambeth
I have been trading since December 2015 and personally have over 25 years of electrical and civil engineering and construction experience. The Company has been NICEIC reg from March 2016 and undertakes all electrical work and Certification services . We are fully insured and we have a fully qualified team of construction experts , we undertake full renovations and extensions , with all building control and certification adhered to by the letter , working with you to give you what you want .
Get in touch
Latest review:
Extensions- 21 Jun 2020
I found Mark to be a thorough professional always on top of things. Most enjoyable and a pleasure to work with him . I will definitely recommend him. ⭐️⭐️⭐️⭐️⭐️
Geo Way Limited
Rating: 5 out of 5
Extension Builder in South Lambeth
The "Geo Way Limited" is trustful FMB member construction company with professional experienced team with all required qualifications & DBS checked; we undertake works listed below: - Brickwork - Extension works - Loft conversion - Interior Designing - Kitchen & Bathroom installation - Decorating - Flooring - Bespoke joinery - Carpentry - Plastering - Dry-lining
Get in touch
Latest review:
Kitchen Fitting- 19 Sep 2021
Zaza of Geo Way's Ltd was such a nice person to work with. As an individual who doesn't have a clue about building work and where to get materials he helped throughout. I didnt feel taken advantage of at all. Very professional people to work with. I would given them 10/10. Thank you Zaza and team.
Kaseno Group LTD
Rating: 5 out of 5
Extension Builder in South Lambeth
Our company is based in London. We do all aspects of the construction. Our main target is to achieve the finest quality of our services and to satisfy any of the clients' requirements deliver the project on time and achieve a reasonable price.
Get in touch
Latest review:
Kitchen Fitting- 19 Jan 2019
Very good, professional ,trustworthy team.I can recommend them to anybody. Their communication was excellent. The work they have done is of high stardard and was done on time.
Mama jones industries
No reviews yet
Extension Builder in South Lambeth
We’re a reliable, full-service construction company built on quality workmanship, honesty, and pride in every job we deliver. From start to finish, we handle it all — with a particular specialism in loft conversions, bathroom installations, plumbing work, and complete home improvements. What sets us apart is our people. Our team of experienced, skilled, and genuinely friendly tradesmen and women bring not only technical expertise, but professionalism, charisma, and respect into every home we work in. We believe great results come from clear communication, attention to detail, and doing things properly — no shortcuts. We’re known for being on time, transparent, and fair with our quotes, so there are no surprises along the way. Every project is approached with care and precision, ensuring the final result meets — and often exceeds — our clients’ expectations. Whether it’s transforming unused space into a beautiful loft, creating a modern bathroom, or taking care of essential plumbing work, we treat every job as if it were our own home. Your vision matters, and we’re committed to delivering results to your perfection.
Get in touch
Bogdan Pana
No reviews yet
Extension Builder in South Lambeth
TOP QUALITY MAINTENANCE & CONSTRUCTION delivers internal and external works, adapted to our clients’ needs and specifications, providing top quality maintenance, refurbishment and repairs, all work being executed by our skilled and experienced team of technicians.
Get in touch
STM Contractors
No reviews yet
Extension Builder in South Lambeth
STM Contractors is a leading construction and project management firm dedicated to delivering high-quality services to clients across various industries. With a team of skilled professionals and a proven track record, we specialize in providing comprehensive solutions for residential, commercial, and industrial projects.
Get in touch
Ibrohim
No reviews yet
Extension Builder in South Lambeth
I speak English a little
Get in touch
Prime Construct Ltd
No reviews yet
Extension Builder in South Lambeth
Prime Construct Ltd are a Building Contractor in South London. Company Founder, Sam, set up the company having worked for a number of years at a large commercial developer in London. As a team we have a wealth of experience delivering projects from initial concept through to completion. As a small Contractor we provide great attention to each Client, to deliver high quality projects on time and budget. We look forward to working with you soon!
Get in touch
True North Solutions
No reviews yet
Extension Builder in South Lambeth
True North Solutions is a family-owned business with years of experience in home improvement and repairs. We specialise in bricklaying, offering high-quality work for everything from walls and patios to custom brick structures. At True North Solutions, we focus on providing reliable, long-lasting solutions tailored to each client’s needs. With a strong commitment to quality and attention to detail, we make sure every project is completed to the highest standard, adding lasting value to your home.
Get in touch
FKL
Rating: 5 out of 5
Extension Builder in South Lambeth
Hi thanks for taking the time to read my company profile, Form Construction specialise in extensions lofts basements and renovations. We strive to deliver quality workmanship. We pride ourselves on being quality tradesmen, always going the extra mile for our clients. We work with many different suppliers to ensure our clients get good value and good quality materials. If you feel we are suitable for your project please get in touch to discuss your project Many thanks John Campbell
Get in touch
Latest review:
Kitchen Fitting- 3 Sep 2020
Very reliable, hard working and talented ! His quotation was incredibly reasonable too. Very grateful
R&S construction services
Rating: 5 out of 5
Extension Builder in South Lambeth
I have been for 20 years now in building works i like what i do and i like make other people to have they dream house to make them happy
Get in touch
Latest review:
Great service received. Called Martin out that day and he fixed my front door straight away. Great price and great service received will be using him again in the future.
Enbuild STRUCTURES LTD
No reviews yet
Extension Builder in South Lambeth
Enbuild is a London based high-end specialist contractor in residential and commercial buildings. Our work include new build structures, house refurbishments, extensions, loft conversions and shop fit out Our team consists of Project Managers, Structural Engineers along with our dedicated construction specialists and qualified teams we offer complete construction works with hassle free management for our clients and their Architects.
Get in touch
MCT Developments Ltd
No reviews yet
Extension Builder in South Lambeth
We pride ourselves in providing a full range of services, executed to the highest standards, from meticulous restoration of listed buildings to the creation of contemporary spaces. Over the years we’ve had the privilege of adding some of the London’s most iconic buildings from Hampton Court Palace to The Savoy Hotel, from Fortnum & Mason to The Connaught Hotel and the Royal Suite at The Mandarin Oriental Hotel to our portfolio. We are able to deliver on all aspects of work from extensions and loft conversions to full refurbishments. When delivering projects with specifications from the more modest to high end and complex, we work with our clients to ensure the highest level of quality and satisfaction. Driven by our core values of excellence, safety, integrity and innovation we continue to deliver an outstanding service for our clients, often exceeding expectations and always within budget. Whether it’s a new construction project, renovation, or sustainable building endeavour, we bring expertise, innovation, and dedication to every phase of the construction process.
Get in touch
George’s brickwork
No reviews yet
Extension Builder in South Lambeth
Complete all range of brickwork jobs,brickwork and wall repairs,repointing etc and most garden works
Get in touch
Natway LTD
No reviews yet
Extension Builder in South Lambeth
Natway LTD offer a commercial & residential building service that maintain customer satisfaction and a high level of finish.
Get in touch
Woodlake Building Contractors
Rating: 5 out of 5
Extension Builder in South Lambeth
About us: We are a General Building Company, established in 2000 specialising in Home Extensions, Loft Conversions and Full Home Renovations. Our workmanship and reliability are the firm standards which we have built our company reputation upon, to deliver a high quality product and value to our customers homes. We pride ourselves for having qualified tradesmen in our team who have been working together with us for many years. Our projects are delivered on time and within budget.
Get in touch
Latest review:
Carpentry- 3 Apr 2021
I am really pleased with the work woodlake have done in my flat. Gudarz and Darius have done a brilliant job. The flooring and painting is to a very high standard and it has really transformed the space. Very professional and great work ethic.

4.2

Top rated Extension Builders

Our Extension Builders in South Lambeth, are rated 4.2 out of 5 based on 19 reviews from customers like you.

Quality screening

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 South Lambeth?

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 South Lambeth 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 South Lambeth who are available and interested can respond to your post.

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

What are the hourly rates of extension builders in South Lambeth?

Before getting started with your extension project, it’s important to have a clear budget in place. On average, extension builders in South Lambeth 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 South Lambeth extension builders near you on MyBuilder. This allows you to compare what each quote covers and how much your South Lambeth home extension project is likely to cost.

Find extension builders in South Lambeth with MyBuilder

Hiring the right extension builder in South Lambeth 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 South Lambeth extension builders. Once your job is live, we’ll share it with home extension builders in South Lambeth who can express their interest.

Step 2: Compare different extension builders in South Lambeth

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

Step 3: Hire South Lambeth extension builders with confidence

After gathering all the information and quotes from your chosen home extension builders in South Lambeth, 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.

South Lambeth extension builders are ready to help. Use MyBuilder today to find the right professional for your home extension.

What to ask a South Lambeth extension builder before hiring?

Before hiring an extension builder in South Lambeth or extension building company in South Lambeth, 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 South Lambeth?

An extension builder in South Lambeth 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 South Lambeth 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 South Lambeth?

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 South Lambeth 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 South Lambeth 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 South Lambeth

Can an extension builder in South Lambeth help with planning permission?

Yes, many extension builders in South Lambeth 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 South Lambeth handle everything from design to construction?

Many South Lambeth 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 South Lambeth help with materials and finishes?

Yes, most extension builders in South Lambeth 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.