David Koptiev

Platinum Realty Associates

Owner

102-10 Metropolitan Avenue, Suite 200 Forest Hills, NY 11735

Platinum Realty Associates NYC portfolio

$285.2 million* – retail 68%, mixed-use 24%, office 4%; Queens 55%, Brooklyn 37%, Bronx 4%

577th largest portfolio by dollar value

535,360 sqft – retail 67%, mixed-use 25%, office 4%;

584th largest by SF

89 properties – Queens 55%, Brooklyn 37%, Bronx 4%

83th largest

60 residential units – Queens 50%, Brooklyn 38%, Manhattan 11%

1987th largest by residential units

0 foreclosures, 0 bankruptcies, 2 other court cases.

Notes

Platinum Realty Associates sometimes co-invests with Simkho Aranbayev, who uses the same address and suite number. If Aranbayev is a signatory, he is an owner, though Platinum may be a co-investor.

Person Activity past 24 months:

Buyer signatory: 4 for $25.5 million

Seller signatory: 2 for $15.7 million

Borrower signatory: 2 for $16.4 million

Developer (new building or major alteration): 34 for 21,455 square feet

Top Ten Associated Companies:

Signature Bank (5), Rosemarie Brown (1), Mona B. Wheeler (1), Douglas C. Lang (1), Stewart R. Lang (1), Donald H. Lang (1), Robert D. Hill (1), Ridgewood Savings Bank (1), Zeev Jacob (1), Yuval Jacob (1)

Top Ten Associated People:

Nicholas A. LaMorte (2), Peter R. O’Keeffe (1), Marna E. Bernstein (1), Yuval Jacob (1), Steve Tenedios (1), Peter Iacovelli (1), Michael Rotchford (1), Lai Tin Yam (1), Harabans Singh (1), Peter Young (1)

Recent activity as signatory:

• Lisa Barreiro sold 149 East 116th Street, 1873 Lexington Avenue, and 151 East 116th Street, East Harlem, Manhattan for $5.4 million to Platinum Realty Associates on April 08, 2025.

• Platinum Realty Associates borrowed $7.5 million from Ridgewood Savings Bank for 97-01 Northern Boulevard, North Corona, Queens on March 05, 2025.

• Rosemarie Brown, Mona B. Wheeler, Douglas C. Lang, Stewart R. Lang, Donald H. Lang and Robert D. Hill sold 94-02 63rd Drive, Rego Park, Queens for $5.2 million to Platinum Realty Associates on February 13, 2025.

• Platinum Realty Associates borrowed $8.9 million from Customers Bank for 833 Flatbush Avenue and 847 Flatbush Avenue, Flatbush, Brooklyn on September 06, 2024.

• Harbor Group International sold 833 Flatbush Avenue and 847 Flatbush Avenue, Flatbush, Brooklyn for $12.5 million to Platinum Realty Associates on September 06, 2024.

• Yu Hua Wu sold 481-489 Brook Avenue, Mott Haven, Bronx for $2.4 million to Platinum Realty Associates on November 14, 2023.

• Simko Aranbayev and David Koptiev sold 105-10 Flatlands Avenue, 105-16 Flatlands Avenue, and 105-04 Flatlands Avenue, Canarsie, Brooklyn for $11.7 million to Nabil Hussein on September 26, 2023.

• Platinum Realty Associates and RW Real Estate Group sold 161-51 Baisley Boulevard and N/A Baisley Boulevard, South Jamaica, Queens for $4 million to Lalmir Sultanzada on August 04, 2023.

• Platinum Realty Associates sold 67-05 Fresh Pond Road, Ridgewood, Queens for $5.7 million to Lai Tin Yam on March 11, 2022.

• Santiago Ocasio sold 743 Church Avenue, Kensington, Brooklyn for $1.4 million to David Koptiev on February 09, 2023.