S 1st St, Islip
- S 1st St Francis Casta
- S 1st St Three G'S Properties Llc
- S 1st St Three G'S Properties Llc
- S 1st St Three G'S Properties Llc
- 23 S 1st St Shawn Halpin & Jennifer Dooley
- 840 S 1st St Ronkonkoma 1st & 2nd Realty
- 845 S 1st St Stag Ronkonkoma Llc