Key Construction offers a comprehensive range of competitively priced groundwork and enabling services to commercial and residential clients within London, and the surrounding areas. Our skilled workers will complete all required digging, lifting, and carrying in accordance with current regulations, allowing you to proceed with the building work with complete confidence.

At Master-Key Construction, we provide basement construction  that comprises basement design and basement building services that cover all area of your basement conversion.

Our basement builders will discuss your basement planning application and what you want to accomplish from the early original scheme designs stage on, keeping you informed at every stage of the basement building London project.

Covering London and Surrounding areas

•  Extension we design and build:
• Single storey rear house extensions
• Single storey side house extensions
• Two storey house extensions
• Wrap around house extensions
• Side return house extensions
• House extension builders

Now that you’ve located your ideal property, there is still a gap. Or perhaps you just want to increase the value of your property before relisting it.

To locate the ideal loft conversion to meet your specific needs and to walk you through the process, contact our helpful and committed team now.

Choose a new build or purchase an existing one if you decide to buy one. The only way to make your vision a reality, despite the fact that each has benefits and cons, is to start from scratch.

Get in touch with us to request a free, no-obligation estimate if you’re searching for a reputable new construction contractor in London.

Your home renovation project is designed, built, and managed by a team of committed and knowledgeable specialists throughout the entire process. Regardless of the size of your project, our reliable team of painters & decorators, joiners, carpenters,  electricians, plumbers, , and tilers will provide high-quality services.

We are a team of highly qualified and reliable builders and tradespeople with many years of experience in undertaking ground works, basements, building home extensions , loft conversions and refurbishments in the London and surrounding areas. As a committed building firm, we have completed a wide range of projects in the residential and commercial sectors.