Carters Building Consultancy

Practical Tools for Property and Construction Projects

Free interactive tools with transparent formulas and editable assumptions. Outputs are indicative and should be checked with professional advice.

Calculator and construction cost plans

Available now

  • House build cost calculator — construction, fees, surveys, VAT and contingency
  • Development appraisal calculator — GDV, total cost, profit and residual land value
  • Guided project assessment — structured preliminary report

Downloadable templates

Checklists and spreadsheets for site assessment, planning preparation and cost planning are available in Digital Products.

Coming next

Contingency, professional fees and construction programme planners are planned for a future phase.

This page provides general, preliminary information. It is not a planning decision, formal valuation or professional appointment. Appropriate checks and current planning information may be required. Last reviewed 2026-06-01.

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