A blaze at the former Romsey Labour Club may have been started deliberately.
Crews were called to the derelict building on Mill Road at around 7:15pm on Friday 15 March.
Firefighters extinguished a blaze which is believed to have started in the former Working Man's Club building.
It resulted in a section of Mill Road being closed for several hours.
Anyone with information is being urged to contact Police or Crimestoppers on 08000 555 111.