Luxury Kitchens & Bedrooms
Transform life in your home with innovative, design-led kitchens and bedrooms from the UK's highest rated kitchen retailer.
We're luxury kitchen designers who have all the expertise and experience needed to create your dream to your specifications and budget. We're family run and have been manufacturing and designing innovative and unique fitted kitchens and fitted wardrobes for our happy customers since 1975.

View Free Brochures
Explore our six beautiful brochures and magazines and get access to all our latest offers.
View Free Brochures
Request a Free Appointment
Our designers can create a space that matches your design, budget and lifestyle requirements.
Request a Free Appointment
Find a Showroom
Why not pop in to see us? See inspirational displays and get expert advice over a nice coffee.
Find a ShowroomThe UK's #1 Rated Luxury Kitchen Designers

Amazing value
Luxury kitchens without the luxury price tag. Featuring clever storage & iconic design features.

Built for Lifestyle
The innovative kitchen cabinets we make have more space and strength than you'll find anywhere else.

Expert Service
We're passionate kitchen designers - take a look at our Real Kitchens to see our passion in action.

UK Made Since 1975
We're family run and manufacture kitchens in Wales. We design them for you from our 6 kitchen showrooms.

"Would I recommend Sigma 3? You bet your bottom dollar I would!"
- Sigma 3 Kitchens Abergavenny Customer
Our Customers Love Their Sigma 3 Kitchens
Don't just take our word for it - watch all the latest kitchen stories from our happy customers throughout Abergavenny, Cardiff Culverhouse Cross, Cardiff Colchester Avenue, Esher, Newport and Swansea.
Watch Kitchen StoriesOur beautiful kitchen showrooms
Luxury kitchen design without the luxury price tag
Start a journey to your dream luxury kitchen design with Sigma 3. We offer amazing choice, with collections of over 400 kitchen styles, over 80 colours and finishes, and 11 kitchen cabinet colours. Make the most out of your space with our 14,000+ cabinet configuration options, which our expert designers can use to create a kitchen that is perfect for your lifestyle and budget.
All our fitted kitchens are made in the UK, in our factory just outside Cardiff, and have been since 1975. We are a family run business and we take enormous pride in our kitchens.
From your initial design, right through to sign-off of your kitchen installation, we offer amazing service – our customers return to us time and time again, and most of our business comes from recommendations from friends and family. Don’t take our word for it – view our Trustpilot reviews here.
We not only make amazing kitchens, we also offer Fitted Wardrobes from just £1,000, that will allow you to transform your bedroom into a bespoke, stylish and practical space.
Become a Sigma 3 Kitchens Insider
Join 1,000+ people searching for their dream kitchen, who are getting insider knowledge from our experts. Access exclusive guides, be inspired by the Masterclass Magazine and be the first to hear about our latest offers.