921 73 Street
Dyker Heights, Brooklyn
Parcel ID (BBL): 3059130001
Owner: Maguire Capital Group
Acquired: September 10, 2025, $4.2 million
Debt: March 14, 2023, $0
Built: 1928
Renovated: 2015
SF: 56,000
Dwelling units: 71
No. of buildings: 1
Class: Over Six Families Without Stores (C1)
Floors: 4
HPD Ownership Registration Information
Last registered: 2025-11-01 (expires 2026-09-01)
901 73Rd Owner Llc
Corporate Owner
400 Madison Avenue 5D New York, NY, 10017
901 73Rd Owner Llc
Agent
1818 79th Street B-10 Brooklyn, NY, 11214
Alex Gniteev
Site Manager
Transactions:
• Dimitri Vlahakis sold 901 73rd Street, Dyker Heights, Brooklyn for $4.2 million to Maguire Capital Group on September 10, 2025.
• Maguire Capital Group on March 14, 2023 bought a loan with an original principal of $8.8 million from Hirshmark Capital, signed by Doris Shen, secured by 901 73rd Street and 1818 79th Street, Dyker Heights, Brooklyn, when owned by Dimitri Vlahakis.
• Maguire Capital Group on March 14, 2023 bought a loan with an original principal of $1.8 million from Hirshmark Capital, signed by Doris Shen, secured by 901 73rd Street, 1818 79th Street, and 7506 5th Avenue, Dyker Heights, Brooklyn, when owned by Dimitri Vlahakis.
• Dimitri Vlahakis borrowed $8.8 million from Hirshmark Capital for 901 73rd Street, 1818 79th Street, Dyker Heights, Brooklyn on November 16, 2020.
• M.P. Management on July 16, 2020 bought a loan with an original principal of $4.5 million from Signature Bank, secured by 901 73rd Street, Dyker Heights, Brooklyn, when owned by Dimitri Vlahakis.
Development:
• David Cohen filed alteration job B01396718 for 100 sqft RES building with 71 apartments in Dyker Heights, Brooklyn, on May 23, 2026.
• Dimitri Vlahakis filed alteration job 320487861 for RES building with 71 apartments in Dyker Heights, Brooklyn, on June 04, 2012.
• Dimitri Vlahakis filed alteration job 301935253 for building in Dyker Heights, Brooklyn, on April 06, 2005.
• Dimitri Vlahakis filed alteration job 301270700 for building in Dyker Heights, Brooklyn, on September 28, 2001.
Violations:
According to city public data, the properties have received one DOB violation, 83 housing violations, $4,880 in OATH penalties, and one housing litigation in the last year.