Christine McWalters
GDC Properties
245 Saw Mill River Rd Second Floor, Hawthorne, NY 10532
GDC Properties NYC portfolio
$361 million -elevator 52%, B1 47%; Brooklyn 52%, Queens 47%*
610th largest portfolio by dollar value
471,958 sqft – elevator 70%, B1 29%; Brooklyn 70%, Queens 29%
871th largest by SF
44 properties – Queens 77%, Brooklyn 22%
211th largest
359 residential units – Brooklyn 78%, Queens 21%
762th largest by residential units
Person Activity past 24 months:
Buyer signatory: 1 for $24.1 million
Borrower signatory: 1 for $12.7 million
Top Ten Associated Companies:
Sterling National Bank (2), Stephen Mack (1), Webster Bank (1), JPMorgan Chase (1)
Top Ten Associated People:
John Vitale (3), Stephen Mack (1)
Recent activity as signatory:
• GDC Properties borrowed $12.7 million from Webster Bank for 335 Carroll Street on January 29, 2026.
• Stephen Mack sold 335 Carroll Street for $24.1 million to GDC Properties on January 29, 2025.
• GDC Properties borrowed $13.5 million from Sterling National Bank for 74 South 4 Street on December 31, 2021.
• GDC Properties borrowed $26.8 million from Sterling National Bank for 90 Ainslie Street on December 31, 2021.
• GDC Properties borrowed $77.9 million from JPMorgan Chase for 11-21A 46 Avenue on October 05, 2021.