Building BK
People:
Building BK NYC portfolio
$15.7 million -specialty 48%, walkup 34%, industrial 17%; Brooklyn 82%, Queens 17%*
3931th largest portfolio by dollar value
7,744 sqft – walkup 67%, industrial 32%; Brooklyn 67%, Queens 32%
6555th largest by SF
3 properties – Brooklyn 66%, Queens 33%
3114th largest
12 residential units – Brooklyn 100%
4467th largest by residential units
Company Activity past 24 months:
Buyer company: 2 for $4.5 million
Borrower company: 2 for $9.8 million
Top Ten Associated Companies:
Top Ten Associated People:
Kevin Hagler (1)
Recent activity as company:
• Edgar Bronfman Sr. sold 49-01 5 Street for $2.7 million to Building BK on October 21, 2025.
• John Emefieh sold 749 Park Place for $1.8 million to Building BK on May 09, 2025.
• Building BK borrowed $4.1 million from Realworld Asset Group for 749 Park Place on May 09, 2025.
• Building BK borrowed $5.7 million from Realworld Asset Group for 390 Manhattan Avenue on April 30, 2025.
• Rose Ann T. Miglietta sold 219 GARAGE Frost Street for $3.5 million to Building BK on December 27, 2023.
Latest Stories:
• Bronfman family trust sells LIC artist studio to Building BK for $2.7M (November 21, 2025)
Properties:
