356 West 21 Street
Chelsea, Manhattan
Parcel ID (BBL): 1007440070
Owner: Sun Frontier Fudousan Co.
Acquired: October 24, 2025, $5 million
Built: 1940
SF: 5,720
Dwelling units: 5
No. of buildings: 1
Class: Five to Six Families (C2)
Floors: 5
Legacy BBLs: 1007440003
HPD Ownership Registration Information
Last registered: 2025-10-09 (expires 2026-09-01)
Iosif Babinsky
Head Officer
8 HAVEN AVENUE 227 Port Washington, NY, 11050
356 West 21St Street Llc
Corporate Owner
8 HAVEN AVENUE 227 Port Washington, NY, 11050
Leonoid Babinsky
Officer
8 HAVEN AVENUE 227 Port Washington, NY, 11050
Kinsey Equities Llc
Agent
8 HAVEN AVENUE SUITE Port Washington, NY, 11050
Martin Valdez
Site Manager
Transactions:
• Leonid Babinsky and Iosif Babinsky sold 356 West 21st Street, Chelsea, Manhattan for $5 million to Sun Frontier Fudousan Co. on October 24, 2025.
Development:
• Iosif Babinsky filed plans for alteration in Chelsea, Manhattan, on August 26, 2011.
• Leonid Babinsky filed plans for alteration in Chelsea, Manhattan, on October 14, 2010.
• Iosif Babinsky filed plans for alteration in Chelsea, Manhattan, on September 03, 2013.
• Paul Singh filed plans for A3 in Chelsea, Manhattan, on July 18, 2011.
• Iosif Babinsky filed plans for alteration in Chelsea, Manhattan, on July 01, 2013.
Violations:
According to city public data, the properties have received $250 in OATH penalties in the last year.