A measured
approach to
Construction.

Rethink
Space.
Redefine
Potential.

Builders you
can rely on.

5m2 Construction is a family run, design and build company, working across London, Kent, Surrey and Sussex

We undertake everything from new builds and commercial projects to extensions, renovations and complete refurbishments, creating spaces that are practical, well-built and beautifully finished. Our experienced team combines skilled workmanship with clear project management, ensuring every job is delivered efficiently, professionally and to the highest standard. We use quality materials, proven methods and modern building solutions to produce results that last. If you’re struggling to find a reliable builder with availability in the South East, we take on projects of all sizes and are ready when you are.

About Us

Building Services

Design & Build – Complete construction service from concept through to delivery.

Architecture & Planning – Expert design and planning tailored to your project.
New Build Homes – Bespoke houses built to the highest standards.
Annexes & Outbuildings – Functional living and working spaces added to your property.
Refurbishments & Remodeling – Upgrade interiors and exteriors with modern finishes

Loft Conversions

Dormer Extensions – Maximise headroom and create valuable new rooms.
Velux Installations – Brighten loft spaces with natural light and ventilation.
Hip-to-Gable Conversions – Extend roof space for larger, functional layouts.
Mansard Designs – Elegant roof alterations for maximum internal space.
L-Shaped Conversions – Perfect for period and terraced homes.

Home Extensions

Kitchen Extensions – Create open-plan, modern living areas.
Garage Conversions – Transform unused garages into practical rooms.
Two-Storey Builds – Add major space with multi-level extensions.
Rear Additions – Expand your property into garden space.
Side Return Extensions – Make the most of underused side areas

A measured
approach.

5m2 Construction provide professional building services across London, Kent, Surrey, East Sussex and West Sussex.

Our services include loft conversions, refurbishments, structural alterations, property renovations, kitchen and bathroom installations, commercial fit-outs and general building work, all managed by experienced builders and project managers.

We work with homeowners, landlords and businesses, delivering reliable workmanship, clear communication and realistic timescales on every project. If you’re searching for trusted builders in the South East, we offer the experience and availability to get your project moving.