Discover extension, conversion, and new build projects in your area as soon as they are submitted.
PlanningIndex helps builders find relevant projects from UK planning applications — before the competition even knows they exist.
Start Free TrialBuilders find work through planning applications.
Every planning application signals upcoming work. Here are the types of projects builders can find and win through PlanningIndex.
Rear extensions
Single-storey and two-storey rear extensions are one of the most common planning applications and a steady source of building work.
Side extensions
Side return extensions, particularly common in London and urban areas, signal significant building projects.
Loft conversions
Loft conversion applications indicate homeowners looking to expand upwards — a reliable source of building work.
New dwellings
New build applications, from single dwellings to small developments, represent larger-scale building opportunities.
Keywords that find builders work.
Use these keywords in PlanningIndex search to find planning applications relevant to your trade. Save your searches and get daily updates as new applications are submitted.
A builders opportunity, found on PlanningIndex.
Here is an example of a real planning application that builders would find on PlanningIndex. The highlighted information shows exactly what work is being proposed.
Rear extension and internal alterations to existing dwelling
24/01235/FUL
Council
Three Rivers District Council
Received
27 August 2026
Description
Single-storey rear extension measuring 6m x 4m. Internal alterations including removal of load-bearing wall between kitchen and dining room.
Potential work identified
Extension
Rear, 24m²
Internal
Wall removal
Potential trade
Builder
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