The free tool that tells you just how much your extension should cost.

Be in control of your budget, don’t overpay for your extension. We have the inside track on all costs, saving you time & money.

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BuildMaestro Features

We allow you to completely tailor your extension project and budget. Every feature is completely free – no hidden upgrade costs!

Build costs

Labour and material costs for each individual building stage, from groundworks through to decorating. Be sure to not overpay for your project by knowing what the costs should be.

Location based pricing

Our cost forecasts are based on location specific labour and material prices. Our in-house software undertakes hundreds of calculations specific to your project to produce your detailed cost forecasts.

Finishing costs

Detailed budgeting tools for all your finishing works – kitchen, bathroom, flooring, tiling, landscaping, etc. Make sure your budget leaves no stone unturned and everything is affordable.

Homeowner choices

There are so many decisions to make on spec, finish and budget - we provide different costs options for every key decision around glazing, electrics, heating, cladding, etc. Make the right budgeting decisions.

How does BuildMaestro work?

  1. Answer a few simple questions about your project
  2. You immediately receive detailed build cost forecasts
  3. Get access to lots of features to customise your budget
  4. Create unlimited budgets and projects for free

BuildMaestro

Be in control of your budget, don’t overpay for your extension.
We have the inside track on all costs, saving you time & money