What is the name of that cuban model on kourtney and khloe take miami season 1 episode 3?

So okay I watched this episode of Kourtney anc Khloe Take Miami Season 1 Episode 3 "Hangover Helpers". I'm kinda interested with the guy Kourtney dated in "The W". So do any of you guys know his full name (that Cuban model guy named Roberto) also that DASH employee who picked roberto from that long line of guys, What are their names?