The company says it's hoping to keep job losses to a minimum.
Stiff competition from supermarkets is one of the factors to have hit its trading.
The Devon stores are in Exeter, Totnes, Barnstaple and Tiverton.
The full proposals will be released in June.
Police investigating Plymouth hotel assault
They believe this man could help their enquiries
Man arrested after woman dies in Exeter
He's believed to have known her
MPs push for better broadband speeds
Devonians face connectivity cliff-edge
Plymouth roads shut over fear of flats collapsing
Drivers run red lights
Officers deal with stabbing and collision
Hectic weekend for police
Tavistock Spoons could open later
Cheers! Or tears
