A night watchman at Windsor Primary School was found dead on the school compound on Tuesday, with his hands and feet bound and stab wounds about the body.
Police say that a cleaner discovered the body of Henry Neverson, 56, of New Montrose around 8 a.m.
He is believed to have been killed overnight.
The body was in the patio of the colonial style building that houses the private primary school, located next to the Botanical Gardens in Montrose.
Police further said that there were signs of burglary on the compound and the staff had reported at least one electrical appliance missing.
Neverson had been employed at the school for around seven years.
His death brings to 17 the number of homicides in St. Vincent and the Grenadines for 2020, according to police statistics.