Konstantin Gubareff
Prospect Developers II
Developer, Owner
Prospect Developers II NYC portfolio
$47.4 million -development 91%, B2 8%; Brooklyn 99%*
2294th largest portfolio by dollar value
4,452 sqft – development 52%, B2 47%; Brooklyn 100%
7424th largest by SF
2 properties – Brooklyn 100%
3742th largest
5 residential units – Brooklyn 100%
6120th largest by residential units
Person Activity past 24 months:
Developer (new building or major alteration): 6 for 535,140 square feet
Recent activity as signatory:
• Konstantin Gubareff filed plans for major alteration for 120,984 sqft in Garment District, Manhattan, on May 06, 2026.
• Konstantin Gubareff filed plans for new building for 338,261 sqft in Hudson Yards, Manhattan, on March 20, 2026.
• Konstantin Gubareff filed plans for new building for 75,895 sqft in Longwood, Bronx, on May 14, 2024.
• Prospect Developers II borrowed $62.6 million from The lender for 832 Metropolitan Avenue, 834 Metropolitan Avenue, and 824 Metropolitan Avenue, East Williamsburg, Brooklyn on May 16, 2022.
• Konstantin Gubareff filed plans for new building for 44,565 sqft in East Williamsburg, Brooklyn, on February 02, 2022.