Extension Builders in Witney

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 2 (2 reviews)

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

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 Witney

316 Results

Sort by:

Baytree Homes Limited
No reviews yet
Extension Builder in Witney
Bay Tree Homes are specialist builders in The Cotswolds, Cheltenham and surrounding areas. We can assist with any project in and around your home, from new builds and renovations to custom annexes and garden rooms complete with all the finishing details. We can provide a turn key service from groundworks to handover and everything in between. Registered with the Federation of Master Builders.
Get in touch
KG Brickwork & Building Services
No reviews yet
Extension Builder in Witney
We offer a wide range of building services from small garden walls to extensions and much more. We are a trustworthy company and try to make it as easy and as stress free as possible for the customer. We pride ourselves on not only the quality of our work but our safe and tidy work area. We look forward to having the opportunity to come and price your job.
Get in touch
Dynamic Eco Developments Ltd
Rating: 5 out of 5
Extension Builder in Witney
Dynamic Developments is a well-established building and renovation company with over 20 years’ experience and a first-class reputation in the construction industry for delivering high-quality projects. We specialise in period property renovation and in sympathetic house extensions and loft conversions, mainly across Oxfordshire and the surrounding counties. We also have considerable experience in new build projects and in commercial works.
Get in touch
Latest review:
Restoration & Refurbishment- 12 Mar 2022
Epic team. Never known someone to work so hard for 3 weeks on so many varied tasks. wall removals and re building, plastering, drainage and soak aways, tiling. Very good coach and very happy to teach me to do stuff. Paid on a day rate as I kept on changing my mind! Fantastic. Highly recommend.
Hi2 Limited
No reviews yet
Extension Builder in Witney
Expert in extensions . Oak frame, rennovations
Get in touch
J.Whitaker
Rating: 5 out of 5
Extension Builder in Witney
Hi, I'm Jason and I have been in the trade for over 23 years. Extensions, renovations, stonework and landscapes are my specialty. I have a small loyal team behind me including electricians, heating engineer's and plasterers. Between us all we have traveled most of the country carrying out big jobs to small one offs jobs. I can give reference details and photo evidence of all my past work.
Get in touch
Latest review:
We recently completed a 7 month build with Jason and were extremely pleased with the level of commitment and high standard of finish. We would highly recommend Jason and his team. They were very accommodating when working around our family life and nothing was too much trouble.
Chahal Contractors: Insulation & Home Services
Rating: 5 out of 5
Extension Builder in Witney
Welcome to my profile! I am a seasoned professional specializing in insulation and a wide range of house work. My commitment is to enhance the comfort, energy efficiency, and overall quality of your home. Services I Offer: • Loft Insulation: Professional installation of loft insulation to boost energy efficiency, lower heating costs, and increase home comfort. I use top-quality materials and advanced techniques for optimal results. • Wall and Floor Insulation: Expert insulation solutions for walls and floors to improve thermal performance and reduce energy bills. • House Ventilation Systems: Comprehensive ventilation services, including installation, maintenance, and repair, to ensure proper airflow and indoor air quality. • General House Work: Skilled in various aspects of house maintenance and renovation, including plumbing, electrical work, carpentry, painting, and more.
Get in touch
Latest review:
He is very good man .
Oxford Installations Ltd
No reviews yet
Extension Builder in Witney
Our mission is to build mutually beneficial relationships that stand the test of time. By listening to our customers we seek to provide a service that exceeds expectations and pursue outstanding qualities and outcomes.
Get in touch
Office Out Ltd
Rating: 5 out of 5
Extension Builder in Witney
We specialize in luxury steel-framed modular extensions and garden rooms. Our buildings are engineered to look amazing as well as stand the test of time. We offer a level of professionalism of which others struggle to match.
Get in touch
Latest review:
Conservatories- 3 Sep 2021
Chris and Tom are by far the most helpful and professional trades people I have dealt with. I will certainly be using them again for any work in the future.
Project blue construction
Rating: 4.6 out of 5
Extension Builder in Witney
Hi, I’m Simon I own Project Blue Construction. I have been building for over 12 years doing extensions, new builds, refurbishments and maintenance. I aim to build your home to a very high standard. I have a great team of trades working alongside me so the client doesn’t have to find other trades.
Get in touch
Latest review:
Conversions - General- 23 Feb 2026
Our job was a new walk in shower with the bathroom window made smaller. Simon completed this job in 5 days to a high standard, ie: from sorting the scaffolding a supplying some materials. We can't fault Simon's work ethic. Would use Simon again
E.Manellari - Your Constructor Ltd
No reviews yet
Extension Builder in Witney
Over 20 years of Experience ● Free no-obligation survey and quotation ● High-quality rendering, insulation, plastering and drylining services ● From straightforward to complex structural alterations, our expertise meets the demands of each individual client ● We have successfully delivered any project on time to budget
Get in touch
Derek fletcher
No reviews yet
Extension Builder in Witney
Brickwork Plastering Carpentry Extensions General maintenance
Get in touch
The Claydon Building Company
No reviews yet
Extension Builder in Witney
"Professional bricklayer in Bicester with 20 years’ experience, specialising in walls, patios, extensions, repointing, and brick repairs — always with a clean, tidy finish." Hi, I’m Baz, a time-served bricklayer serving Bicester and surrounding areas. I provide all types of brickwork and general building services, including: Garden walls, boundary walls, and retaining walls Extensions and structural brickwork Patios, driveways, and paving Brick repairs, repointing, and restoration I take pride in high-quality workmanship, neat finishes, and reliable service. Every job is carried out with close attention to detail and clear communication from start to finish. Why choose me? ✅ 20 years’ bricklaying and building experience ✅ Skilled in all aspects of brickwork and masonry ✅ Punctual, tidy, and respectful of your home or site ✅ Fully focused on customer satisfaction ✅ Serving Bicester and surrounding areas If you need a local, reliable bricklayer who can deliver top-quality results — from small repairs to full-scale projects — I’d be happy to discuss your job and provide a free, no-obligation quote.
Get in touch
Cjm Builders
No reviews yet
Extension Builder in Witney
Having held several roles focused on Super Prime Residential as Project Director values ranging from 10k- 200m Ii have gained vast experience of all of the building industry , contracts ,planning , costing amongst many , I am a fully qualified carpenter having run my own company for several years prior to moving into management , I hold several qualifications such as ,SMSTS , Autocad , SketchUp , temporary works Co ordinator , 1 st aid being a couple ,nvq6, I am able to assist from concept to completion offering help and advice as required , In house we have a highly skilled dedicated team of Master Tradesmen with proven track record enabling us to cover all trades required providing a a seamless process
Get in touch
Paul smith
No reviews yet
Extension Builder in Witney
Over 40 years experience on site, industrial and domestic work, city & guilds trained. I can build from start to finish from detailed drawings or from sketches supplied by the customer, I can converse with architects, engineers or building control. All my work is clean neat and to budget.
Get in touch
G mines building
Rating: 5 out of 5
Extension Builder in Witney
I have over 20 years experience in bricklaying and stone masonary. I can complete any job no matter how big or small anything from a garden wall to full extensions I can lay bases for conservatory, sheds and garages. No job is to big I'm happy to provide a free estimate and offer any advice if needed. All of my work carried out to a very high standard and I pride myself in the quality of work I produce. I have all tradesmen on hand so can complete full jobs or just the standard build.
Get in touch
Latest review:
Bricklaying- 14 Dec 2019
Highly recommended Gav and his gang, friendly, professional and always on time keeping us upto date with the build. Thanks guys great job!
S.A.C building
No reviews yet
Extension Builder in Witney
Been trading for 25 years I have done all aspects of ground works brick and block work natural stone work dry stone walling as well as fencing and first fix carpentry
Get in touch

Top rated Extension Builders

Our Extension Builders in Witney, are rated 2 out of 5 based on 2 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 Witney?

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

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

What are the hourly rates of extension builders in Witney?

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

Find extension builders in Witney with MyBuilder

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

Step 2: Compare different extension builders in Witney

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

Step 3: Hire Witney extension builders with confidence

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

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

What to ask a Witney extension builder before hiring?

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

An extension builder in Witney 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 Witney 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 Witney?

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 Witney 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 Witney 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 Witney

Can an extension builder in Witney help with planning permission?

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

Many Witney 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 Witney help with materials and finishes?

Yes, most extension builders in Witney 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.