Looks like they enjoyed the fruits of Roy's labor the rest of their privileged lives, greased with the blood of his innocent victims.

"Roy shielded his two daughters from his mob life. The older one became a clothing designer, and the younger one went to an Ivy League school and became a doctor."
https://www.baltimoresun.com/news/bs-xpm-2002-10-20-0210200303-story.html
Image below: daughter Dione DeMeo and wife Gladys DeMeo.