Career
His name is sometimes misspelled Banteaux, Banteaur or Banteux by some sources outside Cuba. His best result was a second place in 2006 vs Inocente Fiss, in 2007 he again exited early. In the meaningless final he also beat fellow qualifier John Jackson 12:2.
At the Olympics Banteur defeated Hosam Abdin to reach the medal rounds.
Olympic Games
2008 in Beijing, China (light welterweight)
1st round bye
Defeated Billy Joe Saunders (Great Britain) 13-6
Defeated Hosam Bakr Abdin (Egypt) 10-2
Defeated Hanati Silamu (China) 17-4
Lost to Bakhyt Sarsekbayev (Kazakhstan) 18-9
World Cup
2005 in Moscow, Russia (light welterweight)
Lost to Kanat Orakbayev (Kazakhstan) 36–44
Lost to Oleg Komissarov (Russia) 25–30.