Background[]
Brothers: Pgh. Public Works Director Guy Costa and State Rep. Paul Costa and State Senator Jay Costa.
Their late father, Jay Costa Sr., was Allegheny County Treasurer.
Dom Costa is their cousin.
Debra Costa, who ran for Penn Hills’ Council, is Dom’s sister.
Dom & Debra’s cousins are brothers Ron Costa, a Pittsburgh District Judge and Anthony Costa, who ran for Sheriff in 2007.
- Ralph Costa, Brentwood building inspector.
- The late Johnny Costa, musical director of Mister Rogers' Neighborhood.