Just a Moment

About us

Established in 2011, Proficiency are a highly Successful Design and Build Company specialising in exceptional residential Projects. Covering a whole lot of London, we provide our clients with creative solutions and bespoke building services.

As well as covering all aspects of new build and complete renovation, we are experts at Extensions, Conversions, and Refurbishments. Whatever the size and detail of your project, we are Proficiency and we truly are the best at what we do.

Design And Build

Our approach to Design and Build is passionate, inclusive and driven. Our aim is to take your vision from conception to completion and believe this requires everyone working from the same page to a shared goal.

After 17 years and many successful projects, our Directors saw an obvious gap in the already saturated property market, we with busy lives and a need to be sympathetic to existing structure, London needed a company that could fulfil the complete client spec.

At Proficiency, we have created an integrated team of Architects, Designers and Builders, where quality isn’t compromised by budget or time schedules. If you have the desire to create something exceptional, lets discuss your project.


By choosing Proficiency for your building project you will benefit by having a single design and build company, motivated to deliver a successful project by fulfilling multiple tasks, including great design, quality, budget and project management. Proficiency can work with any property renovation or house extension, from side return kitchen extensions to single and double conversions and new builds.
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Our packages

At Proficiency we offer two types of packages


A process were we manage a project side by side with the client from the design, planning application (if needed), party wall agreement to the finish of the project.


if you have an architect, we will be happy to undertake the work of your project through the completion, according to your architect's plans and specifics.

Proficiency video

Design and Build Advantages

The key to success of our
Design / Build process

More info

Working Hours

  1. Monday           08:30 - 17:30
  2. Tuesday          08:30 - 17:30
  3. Wednesday     08:30 - 17:30
  4. Thursday         08:30 - 17:30
  5. Friday              08:30 - 17:30


Finchley Office

663 Finchley Road



Battersea Office

Tempo House
15a Falcon Road
SW11 2PJ