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Practice record

Williamson Design

Local SpecialistNewcomer
5
Approved applications
2
Councils active in
2025-12-18
First recorded approval
2026-04-09
Latest recorded approval

Local Specialist · every figure on this page is a count of real approved planning applications, drawn from public planning records.

Approvals by council

CouncilApprovals
Sutton Council4
Croydon Council1

Recent approvals

DateCouncilTypeAddressProposal
2026-04-09Croydon CouncilExtension10 Waddington Avenue Coulsdon CR5 1QEErection of a single storey rear extension which projects out from the rear wall of original property by 4 metres with an eaves height of 2.6 metres and a maximum overall height of 2.85 metres
2026-04-02Sutton CouncilExtension25 Fairway Carshalton SM5 4HRErection of a single storey rear extension, a first floor front/side infill extension and provision of a ground floor front canopy roof.
2026-03-26Sutton CouncilLoft Conversion62 The Causeway Carshalton SM5 2NBConversion of loft space involving alterations to existing roofline, a dormer extension at rear, a window to flank roofslope and rooflights to front roofslope.
2026-01-21Sutton CouncilExtension10 Brookfield Avenue Sutton SM1 3QLErection of a single storey front extension, single storey rear extension, alterations to garage roof and part conversion of garage into habitable room.
2025-12-18Sutton CouncilExtension22 Fairholme Road Cheam SM1 2EEErection of a single storey front extension and installation of new window to flank elevation.

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