Investor profile - NY
Steven Kassin
Steven Kassin is a real estate investor and operator based in New York City, NY-NJ-CT. Public filings show activity across 18 properties held through 20 holding companies. Recent mortgage relationships include Amerant Bank, N.A., Ladder Capital, and Bayport Funding.
Steven's Activity
As of December 2025, public records show approximately $141.3M in recorded mortgage exposure linked to this investor across at least 35 mortgage filings and 18 properties held through 20 holding companies. Activity appears concentrated in commercial and residential assets recorded between 2012 and 2025.
Associated People
Primary Geography
New York City, NY-NJ-CT
ZIP codes: 10012, 10010, 11229, 11385, and 10003
Most recorded activity for this investor appears in NEW YORK and BROOKLYN.
Property Type Breakdown
Associated Entities (20)
NY · 0 properties · 5 mortgages
NY · 0 properties · 4 mortgages
NY · 0 properties · 4 mortgages
+17 more not shown
Mortgages (35)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 06/09/2025 | $6.8M | Open | IDB Bank | 49 EAST 21ST ST LLC | 49 E 21ST ST, NEW YORK, NY 10010 A |
| 12/23/2024 | $9.0M | Open | IDB Bank | IRE 40 BLEECKER LLC | 40 BLEECKER ST, NEW YORK, NY 10012 6D |
| 05/17/2023 | $1.4M | Open | Deutsche Bank | 469 AVENUE S LLC | 469 AVENUE S, BROOKLYN, NY 11223 |
+32 more not shown
Owned Properties (18)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 40 BLEECKER ST, NEW YORK, NY 10012 6D | XIAODONG REN | Sold | $2.1M |
| 49 E 21ST ST, NEW YORK, NY 10010 A | ELAINE SIEGEL 2023 TRUST | Owns - 2.1 yrs | $0 |
| 55 MYRTLE AVE, NEW YORK, NY 11385 2ND | S&D MYRTLE LLC | Sold | $0 |
+15 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in commercial, residential, and office properties across New York City, NY-NJ-CT.
What companies is Steven Kassin associated with?
Steven Kassin is associated with 20 entities based on extracted signatures from public records. Key entities include IRE NG 1715 E 13TH STREET LLC, INFINITY FULTON STREET LLC, 304 MULBERRY STREET OPERATING CO LLC, INFINITY 55 01 MYRTLE AVE LLC, and 469 AVENUE S LLC.
How many properties are associated with this investor?
At least 18 properties are associated with Steven Kassin and the entities they control, based on signatures extracted from recorded documents connecting Steven Kassin to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references Amerant Bank, N.A., Ladder Capital, and Bayport Funding, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2012 through 2025, with the most recent mortgage recorded in 2025.
How is associated activity determined?
Elementix uses AI to extract signatures from recorded documents. These signatures are used to determine the relationships between people and entities. This is a novel approach that goes beyond looking at corporate filings and skip-tracing.
The information displayed on this page is compiled from recorded real estate documents, business filings, and other lawfully available sources. Elementix summarizes and analyzes public record activity related to investment real estate and associated business entities. Any contact indicators shown (such as email domain references or partial phone digits) are provided solely as unverified signals and may be incomplete or outdated.
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