Describe your job with details to view a tailored list of tradespeople.
Post your job

Extension Builders in Mortlake

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

How it works

Post your job for free

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

Tradespeople respond

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

Review profiles and choose

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 Mortlake

3345 Results

Sort by:

  • SGW carpentry and construction provide a great professional service to all customers. Providing all first fix and second fix carpentry as well covering all forms of construction services. A business looking to grow and focused on providing a good standard of work and service to all our customers.

    Get in touch
  • Extension Builder in Mortlake

    Hi my name mr Baljinder Singh

    Get in touch
  • Extension Builder in Mortlake

    We are a building company dealing with the design, build and maintenance of your homes. From fitting taps to building extensions you can rest assured we will do our utmost to make you happy

    Get in touch
  • Extension Builder in Mortlake

    We are a London-based construction company delivering high-quality building solutions across the capital and beyond. Specialising in residential and commercial projects, we provide reliable, end-to-end services—from planning and groundwork to final completion. Our focus is simple: quality workmanship, clear communication, and projects delivered on time and within budget. While we are proudly based in London, we also undertake projects across the UK, bringing the same level of professionalism and attention to detail wherever we work. Whether you’re planning a new build, renovation, or extension, we work closely with you to turn your vision into reality.

    Get in touch
  • Extension Builder in Mortlake

    Brickwork and general building ! From structural work to new extensions. I started bricklaying at 16 and over the last 30 years I have developed new skills which include , good carpentry, ceramic tiling, plastering and rendering, groundwork, patios, block paving. I can do pretty much anything. All the wet trades and carpentry !

    Get in touch
  • Extension Builder in Mortlake

    I'm Mechanical Technician by trade but working in construction industry 26 years. I used to do many aspects of building mostly in residential part of construction industry. I succesfuly run loft conversions company between 2003 and 2006.I work myself and I cooperate with other small traders like plumbers and electricians. I mostly do myself structural works, carpentry and joinery, tiling, and roofing. I do complete jobts from structural works to painting and decorating etc.

    Get in touch
  • Extension Builder in Mortlake

    Experienced In: Full Extensions Loft Conversation All internal alterations and installations Work with landlords and privately owned properties.

    Get in touch
  • Extension Builder in Mortlake

    Hi, I’m Michael from LADO Construction Ltd. With over 7 years’ experience in the building trade, I specialise in delivering high-quality home extensions, refurbishments, and property renovations across London, Kent and Essex. As a Builder and Project Manager, I take pride in running jobs smoothly from start to finish — from foundations and structural work to final finishes. At LADO Construction, our focus is professionalism, attention to detail, and open communication. We work closely with clients, architects, and surveyors to bring plans to life, ensuring every project is completed on time, within budget, and to the highest standard. Whether it’s a new extension, kitchen/bathroom renovation, loft conversion, or general building works, no job is too big or small. We aim to make the building process stress-free and transparent, keeping you informed at every stage. Fully insured and committed to quality, we’re here to create lasting results you’ll be proud of.

    Get in touch
  • Extension Builder in Mortlake

    We are a small, family run business in south east London with over 35 years experience in the construction industry. We cover London and the south east of England. We cover work from kitchens and bathrooms all the way to complete new builds and everything in between. We take great pride in all work we carry out and are not satisfied until every job is complete to the highest quality.

    Get in touch
  • Hi, We are Surgery Premises Group, while we are experts in healthcare properties, we understand residential and commercial works to keep our team busy and away from the biscuits in the office. Our team members are fully equipped and friendly. Look forward to helping you.

    Get in touch
  • Extension Builder in Mortlake

    NVQ 3 in Brickwork 20 years Experience in private homes building Extensions,lofts,Garage convertions, summer house/out buildings,basements.

    Get in touch
  • Extension Builder in Mortlake

    We are doing all kind of building works loft conversion, single or double storey extension, new build homes. Also we don’t charge any upfront, we will charge our clients after the work done and approved from building control

    Get in touch
  • Extension Builder in Mortlake

    I am a head working individual no jobs to big or to small to handle from St Lucia love to play football

    Get in touch
  • Extension Builder in Mortlake

    My name is michael and I specialize in bathrooms fitting and kitchen fitting.

    Get in touch
  • Extension Builder in Mortlake

    We are a group made of 10 -15 people. We take on any job as we have a very skilled team. I believe we lead them well and we are very experienced. We work along with Gjoka Developer (24years of experience) & AR CONSTRUCT (13 years of experience). We literally take on any project as we do all the kinds of jobs such Renovations, house extension, lofts, gardens, electrics, plumbing, roofing etc etc. Don't hesitate, getting in touch doesn't cost, we offer free advise and estimates.

    Get in touch
  • 1) Professionally and communication clear communication keep the client inform about progress any issues and changes to quotation contract provide clear itemise potation and details contract outlines cost and timelines 2) quality of work high standard Insure that all work will be done on time. 3) Timeline and reliability adhere to timelines complete the project in agreed timeframe provide update if delays are unavoidable 4) Clean safe worksite clean keep work worksite tied and organise ensure safety and reduce disruption to the homeowner. safety practices : Adhere to safety regulation to protect both worker and client.

    Get in touch

4.2

Top rated Extension Builders

Our Extension Builders in Mortlake, 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 Mortlake?

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 Mortlake 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 Mortlake who are available and interested can respond to your post.

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

What are the hourly rates of extension builders in Mortlake?

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

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 Mortlake extension builders near you on MyBuilder. This allows you to compare what each quote covers and how much your Mortlake home extension project is likely to cost.

Find extension builders in Mortlake with MyBuilder

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

Step 2: Compare different extension builders in Mortlake

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

Step 3: Hire Mortlake extension builders with confidence

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

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

What to ask a Mortlake extension builder before hiring?

Before hiring an extension builder in Mortlake or extension building company in Mortlake, 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 Mortlake?

An extension builder in Mortlake 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 Mortlake 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 Mortlake?

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 Mortlake 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 Mortlake 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 Mortlake

Can an extension builder in Mortlake help with planning permission?

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

Many Mortlake 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 Mortlake help with materials and finishes?

Yes, most extension builders in Mortlake 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.

Other tradespeople in Mortlake

Cities