Areas we cover
Local building services across South London and East Surrey.
SEM Group serves a focused group of connected locations, allowing our team to manage sites, communication and project quality properly.
Our service area
Close enough to stay accountable.
We work across Croydon, Sutton, Bromley, Mitcham, Coulsdon, Purley, Beckenham, Redhill, Tooting, Thornton Heath, Caterham and Biggin Hill.
Our team delivers extensions, loft conversions, renovations, kitchens, bathrooms, new builds and a complete service covering architectural drawings, structural calculations, Party Wall support, approvals and construction.
See our coverage
Is your property in our area?
The shaded circle shows our approximate service radius, including the places between our main named locations. The orange markers identify the towns we particularly cover.
The boundary is a guide rather than a strict limit. Send us your postcode and we will confirm whether we can visit your property.
Croydon
SEM Group provides home extensions, loft conversions, renovations, kitchens, bathrooms, new builds and complete design-and-build services in Croydon.
View local services →02Sutton
Experienced builders in Sutton for extensions, loft conversions, renovations, kitchens, bathrooms, new builds and complete design-and-build projects.
View local services →03Bromley
SEM Group provides extensions, loft conversions, renovations, kitchens, bathrooms and complete design-and-build services throughout Bromley.
View local services →04Mitcham
Builders serving Mitcham for house extensions, loft conversions, renovations, kitchens, bathrooms and complete design-and-build services.
View local services →05Coulsdon
SEM Group offers extensions, loft conversions, renovations, kitchens, bathrooms, new builds and complete project delivery in Coulsdon.
View local services →06Purley
Professional builders in Purley for extensions, loft conversions, renovations, new builds, kitchens, bathrooms and design-and-build projects.
View local services →07Beckenham
SEM Group provides complete building, extension, loft conversion, renovation, kitchen and bathroom services in Beckenham.
View local services →08Redhill
SEM Group serves Redhill with extensions, renovations, loft conversions, kitchens, bathrooms, new builds and complete design-and-build delivery.
View local services →09Tooting
SEM Group provides extensions, loft conversions, structural alterations, renovations, kitchens and bathrooms for homeowners in Tooting.
View local services →10Thornton Heath
Builders in Thornton Heath for house extensions, loft conversions, renovations, structural alterations, kitchens and bathrooms.
View local services →11Caterham
SEM Group provides complete building services in Caterham, including extensions, loft conversions, renovations, new builds, kitchens and bathrooms.
View local services →12Biggin Hill
SEM Group provides home extensions, loft conversions, renovations, new builds, kitchens, bathrooms and complete design-and-build services in Biggin Hill.
View local services →Complete project support
One experienced team for every stage.
Architectural and Building Regulations drawings
Planning and Building Control coordination
Structural calculations
Party Wall Agreement support
Construction and project management
Kitchens, bathrooms and final finishing
Have a project in mind?
Let’s build something
exceptional.
Tell us about your property and plans. We’ll arrange a complimentary, no-obligation consultation.
Start your project →Or email info@semgroup.uk