Leaders in exceptional Design & Build Services
Let’s work togetherInnovative Construction Experts in Complex Refurbishments and New Builds
“I started Carreg to bring all my years of experience working with expert architects, engineers and surveyors to create a service where our clients receive a personalised service with exceptional results”
Mark Thomas, CEO
We manage every step from design and planning to build and delivery, prioritising precision and craftsmanship. Our turnkey design & build service ensures seamless teamwork, delivering your project on time and on budget.
Working with Carreg guarantees:
- An in-house collaborative team executing the design and build.
- Project Managers with 20 years plus experience and your own dedicated PM from start to finish.
- Accurate time frames and cost management

Your
dedicated
team ...
with decades
of experience

Expertise through experience
Our team has extensive experience and a history of delivering successful luxury projects. We prioritise precision and craftsmanship – this commitment to excellence distinguishes us.
As an experienced design & build construction company operating in Richmond, Kingston, Kew, Chiswick, South Kensington, Belgravia, Chelsea and throughout London, we are your perfect partner to realise your basement room, extension and luxury refurbishment construction plans.
Basement Rooms – Structural Works – House Refurbishment – New Build – Fit Out
Your Premier Design & Build Company in London

Let's Build Something Great Together!
We'd love to talk through your requirements. Send us an introductory message and we'll go from there.
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