Expert House Extensions
Across London & M25
Transform your London home with our end-to-end house extension service. From architectural drawings to planning permission and construction – all in-house, saving you time and money.
Transform Your London Home with Our Expert Extension Services
At Fenix Contractors, we specialise in high-quality house extensions in London and surrounding areas along the M25. Whether you’re looking to add space, increase property value, or modernise your home, our expert team is here to help.
With over 10 years of experience as trusted home extension builders in London, we deliver fully managed solutions, from initial architectural design to final project completion.
Our goal is to make your dream extension a reality, with minimal disruption and maximum value.
What sets us apart? Our in-house architectural team eliminates the need for expensive third-party consultants, ensuring faster turnaround times and seamless communication throughout your project. This not only helps you save thousands in fees but also guarantees a smooth, coordinated experience from start to finish.
Whether you’re in North London, South London, East London, West London or anywhere around the M25, Fenix Contractors is your go-to house extension company.
Design & Build House Extensions in London Local Trusted Specialists
Rear House Extension
Side Return House Extension
Side House Extension
Wrap Around House Extension
Single Storey House Extension
Double Storey House Extension
Painting & Decorating
Kitchens & Bathrooms
House Renovation
Why Choose Fenix Contractors for Your House Extension
Our unique approach to house extensions combines architectural expertise, project
management excellence, and local knowledge to deliver exceptional results.
End-to-End Service
At Fenix Contractors, we specialise in high-quality house extensions in London and surrounding areas along the M25.
- No need to coordinate multiple contractors
- Single point of contact throughout
- Seamless transition between phases
Architecture & Design
Our in-house architectural design team ensures a smooth, high-quality process from concept to completion, tailored to your vision and lifestyle.
- Fully qualified professionals
- Seamless design-to-build process
- Consistent communication throughout
Planning Permission Experts
Our deep knowledge of London borough regulations ensures high success rates with planning applications.
- 95% planning application success rate
- Borough-specific expertise
- Experience with conservation areas
Project Management
Dedicated project manager ensures your extension is delivered on time, on budget, and to specification.
- Regular progress updates
- Transparent communication
- Quality control inspections
10+ Years Experience
Our decade of experience in London house extensions ensures we deliver exceptional results every time.
- 250+ successful projects
- Expertise with all property types
- Proven track record
Local Knowledge
Our deep understanding of London’s property landscape and local regulations is invaluable.
- All London boroughs covered
- Understanding of local styles
- Relationships with local suppliers
Loft Conversions in London - Expert Design & Build Services
Unlock the full potential of your home with a professionally designed loft conversion by Fenix Contractors. As specialists in loft conversions across London and the M25 area, we transform unused attic space into beautiful, functional rooms that add real value and comfort to your property.
Whether you’re looking to create a master bedroom, a home office, or an extra living space, our expert team handles every stage of the project – from architectural planning to construction – with precision and care. We deliver bespoke loft conversions that blend seamlessly with your home’s structure and style, meeting all building regulations and insulation standards.
With over a decade of experience and a reputation for quality craftsmanship, Fenix Contractors is your trusted partner for loft conversions in London.
View Our Home Transformation Gallery
Project Highlight - York Street Project
Areas We Serve Across London
Fenix Contractors provides expert house extension services
throughout Greater London and the M25 corridor.
North London
- Barnet
- Camden
- Enfield
- Haringey
- Islington
- Hackney
- Waltham Forest
East London
- Newham
- Tower Hamlets
- Redbridge
- Havering
- Barking and Dagenham
- Bexley
- Greenwich
South London
- Bromley
- Croydon
- Lambeth
- Lewisham
- Merton
- Southwark
- Sutton
- Wandsworth
North London
- Brent
- Ealing
- Hammersmith and Fulham
- Harrow
- Hillingdon
- Hounslow
- Kensington and Chelsea
- Richmond upon Thames
Book your free, no-obligation site visit and consultation today. Our expert team will help you explore the possibilities for your house extension project.
Speak directly with our team
020 4572 7739
Send us your enquiry anytime
construction@fenix-contractors.com
We Cover the whole of Greater London
Get in Touch Today
Our Accredditations
Fenix Contractors specialises in providing a wide range of construction, Flooring services and maintenance services to all business and commercial properties throughout England.
Main Services
Other Services
Reach us
Fenix Contractors ltd
Ealing Cross
85 Uxbridge Road
London,
W5 5BW
Company number 07637193
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