Rear kitchen extension, Royston

Rear extension, St Albans

Rear kitchen extension, Welwyn

Timber Frame Extension, Sawgridgeworth

House extension and redevelopment, Welwyn

Rear extension to replace conservatory

Single storey rear extension, Digswell

Side extension in Enfield

Ground floor extensions, Abbots Langley

Single storey domestic extension, Potters Bar

First floor house extension, Melbourn

Rear extension and loft conversion, Stevenage

Single storey rear extension

Link extension, nr Royston

Basement & Ground Floor Extension, Epping

Single storey rear extension, Potters Bar

First floor extension, St Albans

Enlarged dormer, Knebworth

Single storey rear infill extension, Stotfold

Annex extension Welwyn