Extension Builders in Welwyn Garden City

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 3.8 (14 reviews)

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Some of our top rated extension builders in Welwyn Garden City

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BUILDING YOUR SPACES LTD
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Extension Builder in Welwyn Garden City
Been running business and working for myself for last 8 years, set up company in 2015 and We specialise in loft conversion, kitchen extensions, house refurbishment and new build. I have quite impressive portfolio already whats been build and looking at my builder as opportunity to expand even more. We undertake most building work including •Kitchen fit •Bathroom suites •Loft Conversions •Rear extensions Any service you require we can complete to your desire... Just Ask...
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Bjoldi Construction
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Extension Builder in Welwyn Garden City
Bjoldi Construction is a trusted construction group with over 10 years of experience delivering high-quality building solutions. Our expertise spans across residential, commercial, and industrial projects, ensuring precision and excellence in everything we do. From initial planning and design to construction and project management, we are committed to exceeding client expectations with attention to detail, skilled craftsmanship, and a focus on safety and sustainability. Whether it’s a small renovation or a large-scale development, we have the knowledge, experience, and dedication to bring your vision to life.
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Adrian Popa
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Extension Builder in Welwyn Garden City
Hi . I can undertake loft conversions extension s , carpentry, bespoke furniture, plumbing, electric, full refurbishment.
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Dt construction
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Extension Builder in Welwyn Garden City
Experienced builder .All works to a high standard .20 years experience
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ALEX & JOHN LTD
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Extension Builder in Welwyn Garden City
Alex Constructions specialises in high-quality commercial and residential refurbishments, extensions, conversions, and restorations. With a commitment to excellence, innovation, and customer satisfaction, we transform spaces into modern, functional, and inspiring environments. Our experienced team ensures each project is completed with meticulous attention to detail and the highest standards of craftsmanship. Whether it’s enhancing a commercial space or creating your dream home, Alex Constructions is dedicated to bringing your vision to life with precision and professionalism
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Spartan Homes ltd
No reviews yet
Extension Builder in Welwyn Garden City
Hi my names Leo and I am a multi skilled Tradesmen with other 35 years experience , city and guilds registered. I specialise in kitchens and bathrooms Plumbing and Electrics Garden Fencing and decking Garage conversions and extensions Flat roofs Any household DIY Painting and Decorating I am a perfectionist and take pride in my work!
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Groundworks
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Extension Builder in Welwyn Garden City
I am available for all works just ring me on my number
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Endurance Build and Renovation Ltd
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Extension Builder in Welwyn Garden City
The UK market is replete with a vast array of suppliers and materials, which can be perplexing for the uninitiated. Additionally, the complexity of project management and various construction elements necessitate expert consideration. At Endurance, our adaptive framework, profound understanding of materials, distinguished engineers, and proficient executive team collaboratively provide comprehensive guidance. It ensures that you achieve superior outcomes while effectively managing your budget.
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Keiths electrical services
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Extension Builder in Welwyn Garden City
50 years guiding experience
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DJB Build
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Extension Builder in Welwyn Garden City
We carry out all aspects of building work to extensions, porches, plastering, renovations and all of the main aspects from painting to doing full extenstions start to finish.
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from old to new
No reviews yet
Extension Builder in Welwyn Garden City
Hello there. I have experience in construction industry over 15+ years . We undertake any jobs small big. Here is a list of works we usually carry. Loft Conversation, Extensions, New builds, Full refurbishments, bathroom refurbishments, Painting & Decorating. Carpentry, kitchen fitting, Roofing. If you need are help let as know
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E3 Elements Ltd
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Extension Builder in Welwyn Garden City
At E3 Elements, we specialize in all types of insulation work, including loft, cavity wall, and external wall insulation, ensuring your property is energy-efficient and comfortable year-round. Our experienced team delivers high-quality solutions that help you reduce energy bills and improve the overall comfort of your home or business. Alongside our insulation services, we also provide a wide range of general construction services, including renovations, repairs, plumbing, electrical work, and more. Whether it's a small repair or a large-scale project, we are committed to delivering professional, reliable, and affordable results. If you're looking for trusted contractors who put quality first, reach out to E3 Elements for a free consultation today!
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Regency Property Mangement
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Extension Builder in Welwyn Garden City
Tradesmen in the company been in the construction Industry for 35+ years working on small to large projects. Quality, customer satisfaction & value for money is our approach to work. No job is too small or big for us from handyman jobs, painting, decorating, patios, landscaping, fencing, electrical to extension. Honest hardworking tradespeople who are happy to go the extra mile supporting our customers. Cost is kept down by passing trade savings to customers & will price match our competitions.
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North London brickworks ltd
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Extension Builder in Welwyn Garden City
I’m reaching out to introduce North London Brickworks Ltd, a professional bricklaying company based in North London. We specialize in all aspects of brickwork, including new builds, commercial, and residential projects. With a skilled team and a commitment to high-quality workmanship, we ensure every project is completed to the highest standards. We would love the opportunity to discuss any upcoming projects where our services could be of value.
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H&R construction
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Extension Builder in Welwyn Garden City
Small enough to care big enough to cope!!
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Xhoka construction limited
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Extension Builder in Welwyn Garden City
We do all Structural work like 1- ground works 2- brick&bllock work 3- roofing including flat roofes as well all types 4- new build house or extencions
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3.8

Top rated Extension Builders

Our Extension Builders in Welwyn Garden City, are rated 3.8 out of 5 based on 14 reviews from customers like you.

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What types of services are offered by local extension builders in Welwyn Garden City?

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 Welwyn Garden City 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 Welwyn Garden City who are available and interested can respond to your post.

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

What are the hourly rates of extension builders in Welwyn Garden City?

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

Find extension builders in Welwyn Garden City with MyBuilder

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

Step 2: Compare different extension builders in Welwyn Garden City

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

Step 3: Hire Welwyn Garden City extension builders with confidence

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

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

What to ask a Welwyn Garden City extension builder before hiring?

Before hiring an extension builder in Welwyn Garden City or extension building company in Welwyn Garden City, 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 Welwyn Garden City?

An extension builder in Welwyn Garden City 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 Welwyn Garden City 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 Welwyn Garden City?

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 Welwyn Garden City 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 Welwyn Garden City 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 Welwyn Garden City

Can an extension builder in Welwyn Garden City help with planning permission?

Yes, many extension builders in Welwyn Garden City 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 Welwyn Garden City handle everything from design to construction?

Many Welwyn Garden City 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 Welwyn Garden City help with materials and finishes?

Yes, most extension builders in Welwyn Garden City 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.