
Extensions & Building Works in London
Single/double storey extensions and general building works in London.
About This Service
Beyond roofing, Actco Roofing & Building offers comprehensive building services including single and double storey extensions, garage conversions, internal structural alterations, underpinning, and general building works. Our experienced team manages projects from initial design and planning applications through to completion and sign-off. We work closely with architects and structural engineers to deliver extensions that seamlessly integrate with your existing property. Whether you need a new kitchen extension, an additional bedroom, or a complete ground-floor remodel, we deliver quality construction that meets all Building Regulations.
What’s Included
- Single and double storey extensions
- Garage conversions
- Internal structural alterations
- Planning and Building Control support
- Work with architects and engineers
- Quality finish to Building Regulations
Extensions & Building Works Gallery






Extensions & Building Works Across London
Areas We Cover
We cover all 32 London boroughs and the City of London, including surrounding areas of Greater London.
- Barking & Dagenham
- Barnet
- Bexley
- Brent
- Bromley
- Camden
- City of London
- Croydon
- Ealing
- Enfield
- Greenwich
- Hackney
- Hammersmith & Fulham
- Haringey
- Harrow
- Havering
- Hillingdon
- Hounslow
- Islington
- Kensington & Chelsea
- Kingston upon Thames
- Lambeth
- Lewisham
- Merton
- Newham
- Redbridge
- Richmond upon Thames
- Southwark
- Sutton
- Tower Hamlets
- Waltham Forest
- Wandsworth
- Westminster
Other Services
All services
Pitched Roof Repairs
Expert repair of slipped, broken or missing tiles on traditional UK pitched roofs.
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Flat Roof Repairs & Replacement
Felt, EPDM, and fibreglass flat roof repairs for London terraces and extensions.
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New Roof Installation
Full new roof installations for residential and commercial London properties.
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