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Design and Build London

North London's Design and Build Company

Established in London in 2009 as a house refurbishment company, we now offer a range of building services, including Design and Build. We have teamed up with some of the best architects in London to provide a unique solution when it comes to designing and building your home extension or loft conversion in North London or Hertfordshire. Our team of interior designers can help you create bespoke house interiors, which will match your personality. Our building company is fully insured and has received accreditation by the Federation of Master Builders. Our team of experienced building specialist, award-winning architects and creative designers offers you a hassle-free approach to creating your ideal living space.

North London and Hertfordshire New Home Construction

Renovation North London

If you are looking to renovate your home giving it a contemporary twist while keeping it cosy, our designers will find the right solution for you.

North London and Hertfordshire House Extensions

London Loft Extensions

If you need to add an extra bedroom to your home but don't have sufficient garden space, we can design and build a roof light or a dormer loft conversion.

North London and Hertfordshire Loft Conversions

Home Extensions London

If you live in London, a house extension will add space and value of your home. We design and build both classic and contemporary house extensions.

What makes us different from other Design and Build Companies in London

As a team of perfectionists, our clients' satisfaction always comes first. We will deliver a high-end finish to every project, whether it's a Velux or dormer loft extension, double or single storey home extension, kitchen fitting, bathroom remodelling, or complete house renovation. We are so confident in the quality of our work that we provide all our client's with a ten-year structural warranty and repair any issues free of charge.

We cover all of North and North West London including Hampstead, Finchley, Barnet, Wembley, Harrow and Edgware. 

Contact Details
Tel: 0208 200 232

London Home improvement projects recently completed by our team

At MB Master Builders, we are proud to showcase our portfolio for our potential clients to see. Here you can see just a few examples of building projects completed by our team of creative designers, qualified carpenters, experienced electricians and skilled builders. If you hire MB Master Builders for your next home improvement or house extension project, you can rest assured that we will complete it to the highest standards. With over ten years of field expertise and many satisfied clients, we are one of the best building companies when it comes to extending and renovating homes across North London.

Hertfordshire Large Eco Friendly New Build House

Single Storey House Extension in Barnet

Hampstead North London Double Storey House Extension

Two Storey Extension in Hampstead

Mill Hill, London, Dormer Loft Conversion with En-suite Bedroom

Renovation and Carpentry in Mill Hill

Contact Details

Call Us:  0208 200 2327
Monday - Friday  
9am - 4pm

Our Office

Kingsbury House 
468 Church Lane