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Example projects

Extensions, lofts and conversions, worked through

Each example sets out a typical brief, the planning constraints, the design response and the route we would take, and links to the service and area involved.

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These are example projects: typical commissions and the planning route they take, not client work. Case studies of completed projects will be added as they finish.

Existing first floor plan of a vacant open-plan office above two shops in South CroydonExample project
Change of useSouth Croydon, Croydon

Office to Flats in South Croydon, Croydon

Conversion of a vacant 110 m² first-floor Class E office above two shops into two one-bedroom flats using the Class MA prior approval route in South Croydon.

Typical route: Class MA prior approval, decided within 56 days

Proposed loft floor plan for an L-shaped rear dormer loft conversion on a Victorian terrace in HackneyExample project
Loft conversionStoke Newington, Hackney

Loft Conversion in Stoke Newington, Hackney

L-shaped rear dormer loft conversion to a two-storey Victorian terrace, adding a double bedroom and en-suite within the 40 m³ permitted development allowance.

Typical route: Permitted development, proved with a Lawful Development Certificate

Proposed loft floor plan for a hip-to-gable and rear dormer conversion to an Edwardian semi in TwickenhamExample project
Loft conversionTwickenham, Richmond

Loft Conversion in Twickenham, Richmond upon Thames

Hip-to-gable roof extension with a rear dormer to an Edwardian semi-detached house in a Twickenham conservation area, creating a master bedroom and bathroom in the roof.

Typical route: Householder planning application in an Article 4 conservation area

Site plan of a Beckenham garden showing the 20 m² garden office positioned in the far cornerExample project
Outbuilding / garden roomBeckenham, Bromley

Garden Office in Beckenham, Bromley

Insulated 20 m² garden office with a 2.5 m high flat roof, placed within 2 m of the rear and side boundaries of a suburban garden in Beckenham, Bromley.

Typical route: Permitted development under Class E, proved with a Lawful Development Certificate

Proposed ground floor plan of a 3.5 m deep rear extension to a Victorian terrace in Highbury, IslingtonExample project
Rear extensionHighbury, Islington

Rear Extension in Highbury, Islington

Full-width single-storey rear extension, 3.5 m deep with three rooflights, to a Victorian terrace in a Highbury conservation area, creating an open kitchen and dining room.

Typical route: Householder planning application in a conservation area

Proposed ground floor plan of a side extension and garage conversion to a 1930s semi in Finchley, BarnetExample project
Side extensionFinchley, Barnet

Side Extension and Garage Conversion in Finchley, Barnet

Conversion of an attached garage and a single-storey side extension behind it to a 1930s semi-detached house, widening the kitchen and adding a utility room and WC.

Typical route: Householder planning application, as the width exceeds the PD limit

Proposed ground floor plan of a two-storey rear extension and side infill to a 1930s semi in EalingExample project
Two-storey extensionNorthfields, Ealing

Two-Storey Extension in Northfields, Ealing

Two-storey rear extension with a single-storey side infill to a 1930s semi-detached house, adding a kitchen-dining room, a fourth bedroom and a family bathroom.

Typical route: Householder planning application for both storeys in one submission

Proposed ground floor plan of a wraparound side-return and rear extension to a Victorian terrace in Kentish TownExample project
Wraparound extensionKentish Town, Camden

Wraparound Extension in Kentish Town, Camden

Side-return infill and 3 m rear extension forming a wraparound kitchen-dining room on a Victorian terrace in a Kentish Town conservation area, with steelwork bearing on both party walls.

Typical route: Pre-application advice, then a householder planning application

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