Home extensions
Rear, side-return, wrap-around and double-storey extensions designed around your property.
Explore services →Local construction services
Builders in Bromley & Beckenham
SEM Group provides complete building, extension, loft conversion, renovation, kitchen and bathroom services across Bromley and Beckenham.
Building in your area
Designed carefully. Managed clearly. Built properly.
For homeowners in Bromley and Beckenham, SEM Group provides a complete service for extensions, internal remodelling, loft conversions and full-property renovation. We can coordinate the design, structural information, Party Wall support, approvals and construction.
We place particular emphasis on careful preparation, respectful site organisation and details that help new work sit naturally with the existing home. Customers have one clear point of contact throughout the project.
Arrange a consultation →Services available
Complete support for your project.
Choose an individual building service or ask SEM Group to coordinate the complete design-and-build journey.
Loft conversions
Dormer, rooflight and hip-to-gable conversions with structural and staircase coordination.
Explore services →Renovations
Complete refurbishments, structural alterations and interior transformations.
Explore services →Kitchens & bathrooms
Design, supply and professional fitting with all associated building services.
Explore services →New builds
Managed construction from pre-start planning through to completion and handover.
Explore services →Design & technical
Architectural drawings, planning, structural calculations, Party Wall support and Building Control.
Explore services →Locations covered by this team
Bromley · Beckenham
Planning a project in one of these locations? Tell us about the property, the work you have in mind and your preferred timescale. We will help you understand the most practical next step.
Discuss your project →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