Painting & Decorating Contractors In Cardiff

Experienced with a wide range of residential and commercial projects. We work across Cardiff, South Wales and Bristol, delivering excellent customer service and high quality workmanship. 

Commercial painting & Decorating Contractors

Painting and Decorating Association Membership

As a member of the painting and decorating association our work is vetted and references are checked to ensure we meet the highest standards.

A Customer Focused Approach

We work hard to ensure all projects are completed on time, within budget and to the highest standard, our aim is to deliver a well planned job to the highest standard whilst adhering to implemented Health and safety procedures.

About Thornhill Decorators

Founded in 2009, we are industry accredited, professional painting and decorating contractors based in Cardiff.

We’re highly experienced working with both residential and commercial clients, putting you and your home or business at the centre of what we do. 

What we do

We offer a complete range of interior and exterior painting and decorating services, specialising in providing excellent customer service and high quality, long-lasting finishes. 

Why Choose Us

Excellent Customer Service


Paint roller

  • Industry Accreditation – we are proud members of the Painting & Decorating Association
  • Over 15 years experience – working on small and large scale projects for homes and businesses
  • Free quotes provided – get in touch to discuss your project today!

Top Quality Workmanship


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  • Long-lasting finish – we specialise in delivering exceptional results
  • Thousands of happy clients -we’ve enhanced the appearance of thousands of local homes and business
  • Attention to detail – it’s the details that make your home or premises unique

Modern tools & techniques


  • Dust-Free Sanding – minimising mess and maintaining good air quality
  • Superior spray finishes – available for most paints where possible, saving time and offering a stunning finish
  • Classic & modern decor styles – covering all aspects of your property including the exterior and interior, finished to reflect your style

What Our Customers Say

I have used Thornhill Decorators on a number of occasions. Everytime they have been professional, tidy and completed the work to a very high standard with no fuss. I would and probably will use them again.

Mr D. Pearson

“Very good service, you exceeded my expectations, I would recommend you and would use you again.”

Dr H. Young

“We have recommended you to everyone we know, fabulous job, great communication. No complaints whatsoever!”

Mr & Mrs PM Bird

“I found the Decorators to be extremely clean and tidy in their appearance and the way they cleaned up at the end of each day.”

Mrs Purse

“Very neat and tidy, a job well done. Thank you!”

Mrs Williams

Contact us today

We’d love to hear from you, so get in touch to discuss your painting & decorating needs today!