Ramone Buenaventura is the boss of murder victim Manuel Ortega, who was killed with his wife Natalie. Buenaventura and Manuel were smuggling immigrants in before he was shot. Manuel was revealed to have been shot dead by Javier Lariano Gaitan, a cartel hitman, Gaitan later being murdered by Cristobal to tie loose ends for the cartel's purposes.
The cartel's mercenaries and enforces targeted and execute witnesses after cristobal escaped. Buenaventura was strangled to death at a kitchen in Dannemora. (L&O: "Prince of Darkness")