Nicholas Grimshaw’s 1980s mixed-use development focused around a Sainsbury’s supermarket in north London should be listed in its entirety to protect it from looming redevelopment, campaign group the Twentieth Century Society has said.

Grimshaw – who was awarded the RIBA Royal Gold Medal last week – designed the high-tech supermarket, 13 homes and a row of studio spaces for a site bounded by the Grand Union Canal and two of Camden’s busiest roads.

However recently lodged plans, drawn up by Andrew Phillips Architects, seek the partial demolition of the development’s Kentish Town Road office studios for replacement with a new – taller – five-storey scheme that includes more than 5,000sq m of office space, ground-floor shops and six new flats.

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