After the Argentine Declaration of Independence, Manuel Canaveris devoted himself entirely to commerce and agriculture. He owned a small ranch, probably located in Barracas or Balvanera. He died in 1824 or 1825, his wife is registered as a widow in the 1827 Census in Buenos Aires. His widow received financial help from his nephew Juan Manuel Canaveris, in charge of the maintenance of the minor children. All his sons received the corresponding part of the will from their grandmother Catalina Bernarda Esparza, which included the paternal houses of the Canaveris Esparza family, located in the San Nicolás neighborhood.