Find an Extension Builder in Wiltshire

Find a local extension builder near you. We have 1,309 trusted and reviewed extension builders in Wiltshire to choose from, based on 774 reviews.





POST YOUR JOB

Tell us about the work you need doing around your home.

RECEIVE UP TO 3 QUOTES

Up to 3 Extension Builders in Wiltshire will then be in touch to quote for the work.

CHOOSE YOUR EXTENSION BUILDER

Compare quotes then choose your preferred Wiltshire Extension Builder.

Extension Builders in Wiltshire

Filter by:

  • Within 60 minutes
    • Within 60 minutes
    • Within 45 minutes
    • Within 30 minutes
    • Within 20 minutes
    • Within 10 minutes
  • Any rating
    • Any rating
    • 5 star rating
    • 4 star rating
    • 3 star rating
  • Sort by:

  • Recommended
    • Recommended
    • Closest
    • Most reviews
    • Highest rating
  • 1-20 of 1,309 extension builders

    We are a flexible building company that upholds a high level of quality. We have over 20 years experience in the construction industry. We work alongside our clients throughout the projects to ensure the clients vision is correctly understood and del...

    Based in SN10 5JA, Devizes
    Extension Builder covering Wiltshire
    Member since Sep 2025
    ID Checked

    Fencing, groundworks and handy man, All types of fencing from commercial, domestic and agricultural fencing. Groundworks - everything from digger and plant work to drainage and driveways Handyman - Any job that i can put my hand too, no job too sm...

    Based in SN10 2BB, Devizes
    Extension Builder covering Wiltshire
    Member since Nov 2025

    we have been trading since 2003 and work in the Wiltshire area

    Based in SN10 2EU, Devizes
    Extension Builder covering Wiltshire
    Member since Apr 2023

    At Carpentry and Glazing Services, we have over 30 years experience within the Building Industry, Completing Period Property restorations, Repairs and Maintenance for Private and commercial Clients, Home improvements and emergency repair services. W...

    Based in SN10 2QZ, Devizes
    Extension Builder covering Wiltshire
    Member since Nov 2019
    ID Checked

    Im Jonathan, a general builder with over 20 years experience in all aspects of plastering. A friendly small team of skilled tradesman who take great pride in all work carried out

    Based in SN10 1PD, Devizes
    Extension Builder covering Wiltshire
    Member since Apr 2025
    ID Checked

    In business for 5 years. Location of work mostly in and around Devizes. Plastering, rendering, painting, 1st and 2nd fix carpentry.

    Based in SN10 1RD, Devizes
    Extension Builder covering Wiltshire
    Member since Jan 2022

    New builds, extensions, renovations, civil engineering, groundwork’s, driveways & project management. Ashfield is committed to excellence and clientele satisfaction. Wiltshire based

    Latest Concrete Base Review

    "Excellent communication. Ashley was always happy to discuss our needs. Explained clearly what was required and price was very competitive. The result was too notch. Would definitely recommend them."

    Reviewed by on
    Based in SN13 8LR, Box
    Extension Builder covering Wiltshire
    Member since Aug 2020
    ID Checked

    At Cox & Sons Building Co, we specialise in high-quality construction projects, including bespoke extensions and comprehensive renovations. Our team is dedicated to delivering craftsmanship that meets the highest standards, ensuring every project is...

    Latest Builder Review

    "Excellent work carried out to a very high standard, Brad is highly skilled and a multi talented professional, reliable and on time throughout the build. Would highly recommend him for any of his services!"

    Reviewed by on
    Based in OX13 6SR, Steventon
    Extension Builder covering Wiltshire
    Member since Sep 2026
    Public liability insurance

    With 25 years of experience in the building trade, we handle everything from small builds to large extensions and full renovations. All work is completed to a high standard, with attention to detail and quality craftsmanship at every stage. Myself a...

    Latest General Maintenance Review

    "Work completed to a high standard by Dwayne and Michael in difficult weather conditions.Site cleaned up tidily and old roof sheets taken away."

    Reviewed by on
    Based in BS16 9HH, Bristol
    Extension Builder covering Wiltshire
    Member since Feb 2024
    ID Checked

    We are a small building company with 25 years experience in the floor screeding and insitue concrete.. we now covering various aspects of general building. From demolition and site clearance to reconstruction, drainage, patio work.. etc

    Latest Brick / Block Paving Review

    "I was very impressed with Jerry and his team. Jerry was very knowledgable and responsive during the quoting process and I instructed him to lay a concrete base for a log cabin. Jerry and the team did a fantastic job in good time..."

    Reviewed by on
    Based in BS30 9SU, Oldland Common
    Extension Builder covering Wiltshire
    Member since Feb 2025
    ID Checked

    My name is Connor, I work along side my cousin Jack who is a qualified Carpenter and Joiner, personally I have been in the trades for 4 years mainly focusing on Bricklaying and Garden Landscaping, as well as Plastering, however, we are experienced in...

    Latest Damp Proofing Review

    "Very friendly and quick and they did a great job!"

    Reviewed by on
    Based in GL5 4LA, Stroud
    Extension Builder covering Wiltshire
    Member since Jul 2026
    ID Checked

    ML BUILDING & LANDSCAPE is a family run company located in amesbury Wiltshire we cover all of Wiltshire and Hampshire and we carry out all aspects of work from •hedge/tree cutting grass cutting •patios/drive ways/ full garden renovation •roofi...

    Latest Brick / Block Paving Review

    "Madoc was brilliant for this job. I needed someone to fit a garden gate at short notice and Madoc fitted me in within 5 days. He removed the old concrete, cemented in the new gate and attached hinges / latches etc. His quote was r..."

    Reviewed by on
    Based in SP4 8FG, Durrington
    Extension Builder covering Wiltshire
    Member since Jun 2026
    ID Checked

    We are Building Contractor with 17 years experience in local clients. Also we have strong experience with project for local authorities as school in Bath and Bristol. Generally the undertaking job is from build extensions, renovation all house or...

    Latest General Maintenance Review

    "I can highly recommend this company as I had a few quotes & this was the most professional from the start & the end result of the job was better than I thought as the build quality was top notch! I will definitely use again for an..."

    Reviewed by on
    Based in BS16 3LA, Bristol
    Extension Builder covering Wiltshire
    Member since Jun 2024
    Public liability insurance

    Skilled Builder | Landscaper | Groundworker | Handyman Reliable and hardworking builder with hands-on experience across landscaping, groundwork, and general property maintenance. I take pride in delivering high-quality workmanship, whether it’s tran...

    Latest Fencing & Gates Review

    "Good job, left the job site clean and tidy, settled up with a small gap / one piece of wood needed to stop our dog pestering at it and true to his word came back later in the day and fixed it. also offered to paint the new feather..."

    Reviewed by on
    Based in SN5 4GQ, Purton
    Extension Builder covering Wiltshire
    Member since Apr 2026
    ID Checked

    A family run business with over 40 years experience, fully qualified time served tradespeople, for all your building requirements we are a one stop solution. specialising in all domestic and commercial building projects.

    Latest Concrete Base Review

    "Shane quoted a reasonable price for the job and was quick to pop out for a look. He offered to get the work done quickly which was great. The brick base is now ready for us to re-assemble the green house. As always, it is only fai..."

    Reviewed by on
    Based in SP4 7RY, Amesbury
    Extension Builder covering Wiltshire
    Member since Mar 2018
    ID Checked

    • We take our work seriously and use quality materials and tools to undertake all necessary activities to achieve High Quality Standards and Performance at all times • • We carry out Plumbing Work, Bathrooms , flooring, timber work, paving, fencing,...

    Latest Wooden Doors - Internal Review

    "Adrian from Legendary Design arrived on time to give a quote and was able to work on the job the next day. He came on time and fitted the door without issue. Good communication. Job was completed to a really high standard. We are..."

    Reviewed by on
    Based in SN3 6LF, Swindon
    Extension Builder covering Wiltshire
    Member since May 2024
    Public liability insurance

    I've been in the building trade for over 30 years. I have built houses from scratch and can manage any size of project. I'm also very keen to undertake small works which will be handled within strict cost and timescale estimates.

    Based in BA22 7JZ, Sparkford
    Extension Builder covering Wiltshire
    Member since Jul 2024
    ID Checked

    Pegden Contracting is a professional groundworks, landscaping and plant hire company covering Wiltshire and surrounding areas. We provide a reliable, hands-on service for domestic, commercial and agricultural projects, from small garden works through...

    Based in SN10 3AJ, Devizes
    Extension Builder covering Wiltshire
    Member since Aug 2026

    Brickwork and groundwork’s 34 years experience fully insured

    Based in SN10 5JG, Devizes
    Extension Builder covering Wiltshire
    Member since Sep 2022

    We are specialists at exterior cleaning from roofs and sealing, solar panels, gutters, drive ways and patios. We also do rendering (25 years experience) dry lining and much more. We are a new company with combined over 40 years of experience in the b...

    Based in SN10 2FE, Devizes
    Extension Builder covering Wiltshire
    Member since Feb 2025
    ID Checked
    Become a member

    Over 50,000 tradespeople nationwide use MyJobQuote

    Sign up as a trade
    Our Reviews

    All reviews are submitted by homeowners who have had work completed as part of using our service. Whilst every effort is made to verify and check reviews, we ask all homeowners to conduct their own research and follow our Homeowner Checklist before hiring.

    To understand more about our reviews process, please visit our Reviews Policy.

    Find Extension Builders Near You

    Trusted Extension Builders in other locations

    Show more

    Recently posted Extension Builders jobs

    Join over 1,000,000 happy homeowners who have posted their job on MyJobQuote.

    Job posted in Swindon

    Repair the old extension if it’s possible or demolished it and build new one

    Job posted in Swindon

    replace existing lean to-timbers, poly carb roof, leading and cut-in to wall, end wall to be rebuilt and upvc back door installed

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Swindon

    We currently have a 5m x 3.25m lean to and we need to replace with same measurements

    Job posted in Bristol

    Looking to build a double storey extension at my property

    Job posted in Swindon

    Repair the old extension if it’s possible or demolished it and build new one

    Job posted in Swindon

    replace existing lean to-timbers, poly carb roof, leading and cut-in to wall, end wall to be rebuilt and upvc back door installed

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Swindon

    We currently have a 5m x 3.25m lean to and we need to replace with same measurements

    Job posted in Bristol

    Looking to build a double storey extension at my property

    Job posted in Chippenham

    Second story extension on top of the garage and a first story extension out the back of the garage and incorporating the existing conservatory

    Job posted in Devizes

    We are looking to add aextension to the back of the property, pitched roof or flat with skilights, 20 sqm approximately.

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Swindon

    Need a budget friendly ensuit

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Chippenham

    Second story extension on top of the garage and a first story extension out the back of the garage and incorporating the existing conservatory

    Job posted in Devizes

    We are looking to add aextension to the back of the property, pitched roof or flat with skilights, 20 sqm approximately.

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Swindon

    Need a budget friendly ensuit

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Bristol

    Our kitchen extension seems to be pulling away from the house

    Job posted in Malmesbury

    Conversion of existing conservatory by adding roof and new bifold doors

    Job posted in Swindon

    Double storey extension on rear of house.

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Bristol

    3x3 extention onside of already extention. Does not need roof or anything internal. Then internal walls knocked through and space left for bifolds

    Job posted in Bristol

    Our kitchen extension seems to be pulling away from the house

    Job posted in Malmesbury

    Conversion of existing conservatory by adding roof and new bifold doors

    Job posted in Swindon

    Double storey extension on rear of house.

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Bristol

    3x3 extention onside of already extention. Does not need roof or anything internal. Then internal walls knocked through and space left for bifolds

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Bristol

    Looking for someone to design and build a side extension. I have lots of ideas. Cold be double storey but I also have an idea for a tope floor extensi...

    Job posted in Swindon

    Planning to extend my kitchen towards garden and convert my garage to a reception

    Job posted in Swindon

    Looking to build a single storey extension at my property.

    Job posted in Swindon

    we would like to increase the size of our lounge (currently 4x5) using bi-folds to access the garden

    Job posted in Swindon

    Erection of a single‑storey conservatory‑type permanent structure to the rear of the dwelling, enclosing the existing private swimming pool. The struc...

    Job posted in Bristol

    Looking for someone to design and build a side extension. I have lots of ideas. Cold be double storey but I also have an idea for a tope floor extensi...

    Job posted in Swindon

    Planning to extend my kitchen towards garden and convert my garage to a reception

    Job posted in Swindon

    Looking to build a single storey extension at my property.

    Job posted in Swindon

    we would like to increase the size of our lounge (currently 4x5) using bi-folds to access the garden

    Post your job Sign up as a trade
    Are you a trade? Become a member and get access to local jobs today!
    See demand near you
    Ready to find a tradesman near you?

    Over 1 million homeowners and over 50,000 tradespeople
    use MyJobQuote nationwide each year