Development Sioni Group revises Penn Plaza hotel-to-residential conversion with 625 units December 8, 2024 9:38 pm 371 Seventh Avenue (Credit - Google) Jack Yadidi, owner of Sioni Group submitted a major alteration application for a conversion of the sTo read an article sign up for a 7-day free trial to a Post subscription, just $10 per month. To access data including daily updated court records, sales, loans, new development and more, subscribe here to Professional level. If you are a subscriber log in to read the rest of this content. Continue Reading Previous Watermark files plans for 99-unit building in Boerum Hill