yes the "demeo crew" was under the supervision of Nino Gaggi. Roy was a soldier in Gaggis crew who had a lot of associates underneath him.

The Decalvecantes have about 30 made guys on the street with about 4 or 5 crews.

"Let me tell you something. There's no nobility in poverty. I've been a poor man, and I've been a rich man. And I choose rich every fucking time."

-Jordan Belfort