Opening out, brightening and refitting 'empty nester's' late-Victorian semi in Hampstead's Redington and Frognal conservation area. Creating airy, minimalist home office open to roof; upgrading insulation, refitting kitchen including bespoke units and curving sideboard; giving impression of natural rooflights in long, north-facing dining room; top floor bedroom suite extending into former loft. Interior design including lighting, built-in furniture, selection of decorations and finishes.