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Built in London

London's Construction Specialists

We BuildLondon's Best.

From loft conversions and extensions to full refurbishments and new builds — ABG Builders delivers quality construction across London with craftsmanship you can trust.

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About ABG Builders

Quality You Can
See and Touch

ABG Builders is a London-based construction firm with years of hands-on experience transforming properties across the city. Whether it's a small renovation or a full new-build, we bring the same standard of craft, care and professionalism to every project.

Learn More About Us
Rear extension with bifold doors — ABG Builders
10+ Years of
Excellence
200+
Projects Completed
10+
Years Experience
98%
Client Satisfaction
32+
London Boroughs Covered

What We Do

Our Services

Every project is handled end-to-end by our experienced team — from planning and design through to the final finishing touches.

🏗️
Loft Conversions

Transform unused roof space into beautiful, functional living areas. Dormer, hip-to-gable, mansard — we handle every type with full planning support.

🏠
Extensions

Single and double-storey extensions that seamlessly blend with your existing home, maximising space and adding significant value to your property.

🔨
Refurbishments

Full and partial property refurbishments — kitchens, bathrooms, whole-house renovations. We breathe new life into existing spaces.

🏢
New Builds

Ground-up residential construction. We work closely with architects and clients to bring new properties to life, on time and on budget.

🎨
Painting & Decorating

Interior and exterior painting, wallpapering, and decorating. Flawless finishes that transform the look and feel of any space.

🪛
Building Services

Plumbing, electrical, plastering, joinery and more. Our skilled tradespeople cover every aspect of building and property maintenance work.

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Our Work

Recent Projects

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Garden extension with Crittall doors
Extension
Garden Extension — South London
 Luxury bathroom refurbishment
Refurbishment
Bathroom Renovation
 Victorian terrace exterior painting
Painting & Decorating
Exterior Painting — North London
 Open plan refurbishment
Refurbishment
Open-Plan Refurb
 New build aerial view
New Build
Detached New Build

Why Choose ABG

Built on Reputation

01
London Expertise

Based in London and working exclusively across the city, we understand local regulations, council requirements, and planning processes inside out.

02
In-House Team

Our entire crew is in-house. That means consistent quality, direct accountability, and no markup for third-party labour on your project.

03
Transparent Pricing

Detailed quotes with no hidden costs. You know exactly what you're paying before a single brick is laid or a brush is lifted.

04
Fully Insured

Fully insured and compliant with all UK building regulations. Your home and your investment are always protected throughout the build.

Ready to Start Your Project?

Get a free, no-obligation quote from our team today.

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📞 07974 903 361 📞 07977 376 215