61 West 70 Street
Lincoln Square, Manhattan
Parcel ID (BBL): 1011230105
Owner: Golden Arc
Acquired: December 29, 2021, $6.1 million
Debt: August 16, 2023, $7.2 million
Built: 1891
Renovated: 1910
SF: 6,300
Dwelling units: 10
No. of buildings: 1
Class: Converted Dwelling or Rooming House (C5)
Floors: 4
HPD Ownership Registration Information
Last registered: 2025-10-01 (expires 2026-09-01)
Rm-Sm Properties Uws Lp
Corporate Owner
13 west 38th street 2nd fl New York, NY, 10018
New York City Management Llc
Agent
13 West 38th Street 2nd fl New York, NY, 10018
Henry Ortiz
Site Manager
Transactions:
• Golden Arc and Arc Companies borrowed $7.2 million from Arc Companies for 61 West 70th Street and 59 West 70th Street, Lincoln Square, Manhattan on August 16, 2023.
• Joel I. Ritz sold 61 West 70th Street, Upper West Side, Manhattan for $6.1 million to Golden Arc on December 29, 2021.
Development:
• Saar Avnery filed major alteration job 124057616 for 7,458 sqft R-2 building with 7 apartments in Lincoln Square, Manhattan, on March 23, 2026.
• Yonit Tzadok filed major alteration job M00773344 for 1,333 sqft R-2 building with 7 apartments in Lincoln Square, Manhattan, on July 15, 2022.
• Saar Avnery filed alteration job M01284197 for 20 sqft R-2 building with 7 apartments in Lincoln Square, Manhattan, on September 12, 2025.
• Lucio Gil Rumaldo filed alteration job M00925764 for 900 sqft building with 10 apartments in Manhattan, on August 28, 2023.
• Lucio Gil Rumaldo filed alteration job M00925760 for 250 sqft building with 10 apartments in Manhattan, on August 28, 2023.
• Yonit Tzadok filed alteration job M08020837 for 220 sqft RES building with 5 apartments in Lincoln Square, Manhattan, on October 18, 2022.
Violations:
According to city public data, the properties have received $935 in OATH penalties in the last year.