Carpentry & Construction Services in Merthyr Tydfil & South Wales.
High-quality extensions, renovations, and carpentry
delivered by a reliable, fully insured local team.
Carpentry & Construction Services in Merthyr Tydfil & South Wales.
High-quality extensions, renovations, and carpentry delivered by a reliable, fully insured local team.
Carpentry & Bespoke Joinery
First and second fix carpentry including doors, skirting, staircases, and custom woodwork finished to a high standard.
General Property Maintenance & Repairs
Reliable property maintenance and repair services to keep your home safe, functional, and well maintained.
Custom Joinery & Woodwork
Tailored carpentry solutions including doors, cabinets, and bespoke woodwork for any space.
Full Home Renovations
Complete renovations to modernise, upgrade, and improve your property from top to bottom.
About CSJ Carpentry & Construction
Your Go-To Carpenter in South Wales for Every Job, Big or Small
CSJ Carpentry & Construction LTD proudly serves South Wales, delivering expert carpentry, home improvements, and renovations. From first and second fix carpentry to kitchen and bathroom installations, loft conversions, and full home renovations, the team provides skilled craftsmanship, reliable service, and lasting results you can trust.
Denis "The Legend"
Founder CEO
Cameron Jones
Founder CEO
First & Second Fix Carpentry
Expert carpentry from structural frameworks to finishing touches, ensuring quality at every stage.
Home Extensions
Expand your living space with professional, seamless home extension projects.
Loft Conversions
Transform unused lofts into functional, stylish rooms to maximise your home’s potential.
Full Home Renovations
Complete renovations to modernise, upgrade, and improve your property from top to bottom.
About CSJ Carpentry & Construction
Your Go-To Carpenter in South Wales for Every Job, Big or Small
CSJ Carpentry & Construction LTD proudly serves South Wales, delivering expert carpentry, home improvements, and renovations. From first and second fix carpentry to kitchen and bathroom installations, loft conversions, and full home renovations, the team provides skilled craftsmanship, reliable service, and lasting results you can trust.
Cameron Jones
Founder CEO
Cameron SJ
Founder CEO
OUR SERVICES
Reliable Carpentry, Renovation & Construction Services
Kitchen Installations & Renovations
Stylish, functional kitchens designed and fitted to suit your home and lifestyle.
Bathroom & Shower Fitting
Beautifully installed bathrooms and showers with precision and attention to detail.
Extensions & Loft Conversions
Single and double-storey extensions and loft conversions delivering extra space, value, and seamless integration with your home.
Roofing & External Works
Roof repairs, replacements, and external building works carried out to protect and enhance your property.
Need Reliable Carpentry Work Done Right?
why choose us
A Trusted Local Carpentry & Construction Team in South Wales
We’re a local, reliable building company delivering high-quality carpentry and construction work across Merthyr Tydfil and South Wales. Every project is completed with clear communication, attention to detail, and pride in our workmanship.
Local & Reliable
Fully Insured & Experienced
Clear, Honest Quotations
High Standard of Workmanship
Clean, Tidy & Professional
Need Reliable Carpentry Work Done Right?
why choose us
A Trusted Local Carpentry & Construction Team in South Wales
We’re a local, reliable building company delivering high-quality carpentry and construction work across Merthyr Tydfil and South Wales. Every project is completed with clear communication, attention to detail, and pride in our workmanship.
Local & Reliable
Fully Insured & Experienced
Clear, Honest Quotations
High Standard of Workmanship
Clean, Tidy & Professional
portfolio
Some Of Our Recent Completed Work
Our Experience
Residential & Commercial Experts
Residential & Commercial Carpentry & Construction Services You Can Rely On
Commercial Projects – 75%
Residential Services – 85%
Any time Call Us
07538 866029
THE Team
Meet Our Experienced Team
Owner | Managing Director
Cameron Jones
High-Quality Carpentry & Construction Services
What Our Customers Are Saying
The BEST there is … Cameron and his team have built my dream home 🏡 fantastic Job from start to finish … whilst being professional and friendly nothing has been too much trouble … finishing touches and attention to detail is amazing 🤩 . Cameron has project managed From start to finish and I can’t fault him and his team .. his patience and workmanship is outstanding I cannot wait for the team to return when I’m ready to transform my garden 🪴. I would highly recommend ⭐️⭐️⭐️⭐️⭐️service .
Cameron and his team have been great, they have fitted my worktops, internal doors and skirting, very clean workers, will definitely be using them again.
can highly recommend Cameron and his team….done a great job updating our loft conversion with new stairs, new windows, laminate flooring throughout including landing and staircase, extra storage, new doors and re-plastering……great price and great knowledge from Cameron to redesign to our vision and carry out work to a high standard
it is so lovely to find a reliable builder. he is reliable and gets the work done to a high standard. he uses good materials when doing any jobs. he has layed a ceramic tiled floor in the conservatory, layed our decking and has just finished a 10mt larch lap fence out our back garden. he leaves the area clean and tidy before leaving. 👍👍
Cameron did a great job, reliable, arrived on time , really happy with the work they completed would highly recommend !
Cameron, Regan and the team have done a wonderful job transforming my downstairs. Some of the work included removing a wall to create a kitchen diner, installing a new kitchen to new doors celings, new lighting, plumbing and a lovely media wall. I highly recommend CSJ Carpentry & Construction for any work required. Cameron went out of his way, nothing was too much trouble. Everything was always left clean and tidy. Many thanks to you all.
I highly recommend Cameron and his lads! They were efficient, very neat and tidy and nothing was too much trouble for them. We’ll be having them back in for more work soon! 👍
I would highly recommend CSJ carpentry & Construction LTD! They did an amazing job on creating a storage space under the stairs which looks really sleek but also really practical! Thank you 😄
Amazing job done by CSJ carpentry and it’s completely transformed the space. The boys were efficient with their time and cleaned up afterwards each day. I thought the room would be turned upside down but it wasn’t at all. The end result is amazing and I love it!
Thanks for a fabulous job done today covering our ugly electric meters and Wi-Fi boxes.. highly recommend 👍
We would like to thank CSJ Carpentry & Construction for the work the done on our home, we would highly recommend this company.
Come out straight away to quote for a new ceiling and lighting. Cheaper than all other quotes. Arrived early and job was completed quickly but professionally. Highly recommend couldnt be happier
Cameron and his team were great! They came out for a free quote & we were provided with a itemised invoice which is very appreciated! No pushy salesmen pitch, just a focus on what we want which made for a very pleasant experience! They all arrived on time & were polite, neat and tidy. Communication throughout has been fantastic! Nothing is too much bother & they are all very helpful. We got exactly what we wanted and they all did a great job!! Everything was reasonably priced & of good workmanship too! Thank you so much! I highly recommend!
excellent job fitting 6 internal doors at short notice. polite, friendly also very neat and tidy. highly recommended for all your carpentry needs
Excellent service 👍garden fence completed in a few hours. Very professional and tidy! Very good job! Would highly recommend. Message for free quote!
Really happy with the result, once we start the next stage and we can continue the fence we will be back in touch 👍🏼
done a fantastic job on my feather edge fence, thanku cameron , it looks great
Excellent work done today installing a loft ladder and skimming our doors after having new carpets. Work done very professionally and all done in good time. Upon completion he asked for the hoover and cleaned all the mess up. Very good job done.
Super reasonable pricing super reliable amazing work done ✅ very happy !!
Another cracking job done by Cameron. If you're looking for any carpentry work, look no further than CSJ👌
After having a bad experience and having to buy new doors over again from someone I previously used. Cameron to the rescue who as done an amazing job I can’t thank you enough one very happy customer, I can not wait to get my stairs done next 5stars from me ***** thank you
Great worker!! Done an amazing job of my spare room fitting wooden floor, proper perfectionist. Highly recommended. Thank you mate!
Fantastic experience with CSJ carpentry! Cameron did a great job at a great price, got a thousand more things to get done at the house, I won't be going anywhere else. Thank you!
Having used csj carpentry on 3 separate jobs I wouldn’t hesitate to recommend him excellent standard of workmanship courteous hard working all jobs carried out to a very high level always on time early in fact 😂I had him to lay a floor as surprise while my daughter was away he worked his butt of to get it done in time 👌🏻he is neat and tidy couldn’t ask for more so I would highly recommend
Get In Touch
Email: [email protected]
Address : South Wales
Phone : 07538 866029
Assistance Hours :
Mon – Fri 9:00am - 5:00pm
Sat / Sun - Closed
We deliver bespoke carpentry, home improvements, and outdoor transformations, giving every project our full care, creativity, and precision from start to finish
Our Services
Carpentry & Bespoke Joinery
Home Extensions
Loft Conversions
Full Home Renovations
Kitchen Installations & Renovations
Bathroom & Shower Fitting
Custom Joinery & Woodwork
Roofing & External Works
General Property Maintenance & Repairs
@ 2026 CSJ Carpentry & Construction - All Rights Reserved
We deliver bespoke carpentry, home improvements, and outdoor transformations, giving every project our full care, creativity, and precision from start to finish
Our Services
First & Second Fix Carpentry
Home Extensions
Loft Conversions
Full Home Renovations
Kitchen Installations & Renovations
Bathroom & Shower Fitting
Custom Joinery & Woodwork
General Property Maintenance & Repairs
@ 2026 CSJ Carpentry & Construction - All Rights Reserved
why choose us
A Trusted Local Carpentry & Construction Team in South Wales
We’re a local, reliable building company delivering high-quality carpentry and construction work across Merthyr Tydfil and South Wales. Every project is completed with clear communication, attention to detail, and pride in our workmanship.
Local & Reliable
Fully Insured & Experienced
Clear, Honest Quotations
High Standard of Workmanship
Clean, Tidy & Professional
Need Reliable Carpentry Work Done Right?
Our Services
First & Second Fix Carpentry
Home Extensions
Loft Conversions
Kitchen Installations & Renovations
Bathroom & Shower Fitting
Custom Joinery & Woodwork
General Property Maintenance & Repairs
Need Reliable Carpentry Work Done Right?
why choose us
A Trusted Local Carpentry & Construction Team in South Wales
We’re a local, reliable building company delivering high-quality carpentry and construction work across Merthyr Tydfil and South Wales. Every project is completed with clear communication, attention to detail, and pride in our workmanship.
Local & Reliable
Fully Insured & Experienced
Clear, Honest Quotations
High Standard of Workmanship
Clean, Tidy & Professional