For a decade, Proficiency has been leading the way in all aspects of luxury design and build in London. So, whether you’re looking to expand or refine your home with a loft conversion, rear or side extension, basement excavation, cellar conversion or a top to bottom refurbishment, our ethos is quality-first craftsmanship for the very best in residential design and build in London.
Each day we strive to be London’s leading luxury design and build contractors, so each day our clients get no less than our very best.
Proficiency has been building and renovating, designing and refining homes across London since 2011.
We’re fully insured by the Federation of Master Builders, so you know that we’ve got you covered.
We’re so confident in the quality of our craftsmanship that all our structural work comes with a warranty.
Everything we do is finished to the highest standards so you can get the luxury home of your dreams.
4 meter single storey rear extension, dormer loft conversion and full renovation of a semi-detached Victorian property
Find Out MoreFor a decade, Proficiency has been working with homeowners across London and the Home Counties to facilitate the construction, renovation or expansion of their properties. Our build-only service involves collaborating with your architects, engineers and interior designers to achieve the home you would wish for. And our full end-to-end service means that we’re with you from start to glorious finish, employing the expertise of our designers, architects, planning specialists, party wall agreement experts, builders, interior designers, engineers and management team to guide you through the entire process.
Our aim is to translate your instructions into action and to transform your property into the exquisitely finished home of your dreams.
When it comes to the quality and care that we put into every project we think of ourselves as one of the leading construction contractors in London. This means that we have the team, the expertise and the commitment to quality that sets us apart. Over and above this we’re fully insured by the FMB, we’re NICEIC approved contractors, we offer a 15-year guarantee on all of our structural work, and each and every project, no matter how big or small, is allocated a dedicated project manager who coordinates all aspects of your design and build and will be your single point of contact.
