BWH Group
(B Warranty Home Construction)
1535 McDonald Ave #3 Brooklyn, NY 11230
People:
BWH Group NYC portfolio
$65.3 million -development 40%, retail 26%, D1 19%; Brooklyn 80%, Queens 19%*
1921th largest portfolio by dollar value
32,636 sqft – retail 45%, M1 28%, specialty 11%; Brooklyn 90%, Queens 9%
4174th largest by SF
8 properties – Brooklyn 87%, Queens 12%
1338th largest
55 residential units – Brooklyn 52%, Queens 47%
2507th largest by residential units
Company Activity past 24 months:
Buyer company: 3 for $27.8 million
Borrower company: 5 for $51.4 million
Developer (new building or major alteration): 3 for 167,287 square feet
Top Ten Associated Companies:
Maxim Capital Group (1), Hirshmark Capital (1), Unity Bank (1), Popular Bank (1), Castellan Capital (1)
Top Ten Associated People:
Abraham Goldman (1), Karen Klotz (1), Joel Hammer (1)
Recent activity as company:
• BWH Group borrowed $9.5 million from Maxim Capital Group for None on April 01, 2026.
• BWH Group for Daniel Grinshteyn filed plans for new building for 40,068 sqft in Sheepshead Bay, Brooklyn, on September 29, 2025.
• BWH Group borrowed $6.9 million from Hirshmark Capital for 2510 Coney Island Avenue on August 29, 2025.
• BWH Group borrowed $11 million from Unity Bank for 9265 5 Avenue on August 01, 2025.
• Staples sold 9265 5 Avenue for $17 million to BWH Group on December 20, 2024.
• BWH Group borrowed $10 million from Castellan Capital for 9265 5 Avenue on December 20, 2024.
• BWH Group for Daniel Grinshteyn filed plans for new building for 52,872 sqft in Coney Island, Brooklyn, on October 28, 2024.
• BWH Group for Daniel Grinshteyn filed plans for new building for 74,347 sqft in Sheepshead Bay, Brooklyn, on October 01, 2024.
• BWH Group borrowed $14 million from Popular Bank for 2069 Fulton Street on June 21, 2024.
• Glenn L. Gubner sold 2510 Coney Island Avenue for $2.8 million to BWH Group on June 03, 2024.
Latest Stories:
• BWH Group signs $6.9M loan with Hirshmark for dev sites in Sheepshead Bay (September 09, 2025)
• BWH Group pays Staples $17M for dev site in Bay Ridge (December 31, 2024)
• Daniel Grinshteyn files plans for 40 units in Coney Island (October 31, 2024)
• BWH Group pays $2.8M for likely dev site in Sheepshead Bay (June 06, 2024)
• BWH Group pays $8M for dev site in Sheepshead Bay (May 09, 2024)
• BWH Group pays $3.8M for 24-unit dev site in Bedford Stuyvesant (March 27, 2023)
• 60-unit development planned in Sheepshead Bay (August 15, 2022)
Properties:
