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At proficiency you can find a full range of services from existing basement conversions to full property renovations, structural openings and interior reconfiguration of layouts.
All projects have great style, benefit from the increased property value and are noted for inventive use of space, light and luxurious finishes.

By giving us time to get to know you and your project idea – we can provide up-front planning, design services and exact pricing for your project.

Proficiency will be more than happy:

  • To visit your building site,
  • To discuss your building needs in detail,
  • To give you professional advice,
  • To prepare a free quotation for you,

Design and Build process

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.


Proficiency Services

loft conversions london

Loft Conversions

From loft conversion design right through to loft building we offer the end to end solution as well...

House extensions

House Extensions

At Proficiency we pride ourselves about our house extensions, from complete re-builds to...

House Extensions | Basement Conversions | Basement Renovations | Building regulations | Loft Conversions | Kitchen Extensions | Residential Property Conversion | Full House Renovation | Design and Build


Building, Decorating, Loft Conversions Quotes
Design and Build Advantages
proficiency Quotes