There are three people who call themselves so:
1. O.G. Style aka Alejandro R. Martinez - the beatmaker and DJ of Delinquent Habits.
He has released two mixes: Crate Gems Volume One and Crate Gems Volume Two. Contains a 60 minute nonstop mix of latin, funk, jazz and soul.
2. O.G. Style aka Eric Woods - Houston based rapper, he died early in 2008.
3. O.G. Style aka Underground Posse. .