Investor Profile - NY
Isaac Kassirer
Isaac Kassirer is a real estate investor and operator based in New York City, NY-NJ-CT. Public filings show activity across 144 properties held through 129 holding companies. Recent mortgage relationships include TRIMONT REAL ESTATE ADVISORS, SABAL CAPITAL II, and NEW YORK COMMUNITY BANK.
Isaac's Activity
As of June 2026, public records show approximately $922.2M in recorded mortgage exposure linked to this investor across at least 225 mortgage filings and 144 properties held through 129 holding companies. Activity appears concentrated in residential assets recorded between 2015 and 2026.
Associated People
Primary Geography
New York City, NY-NJ-CT
ZIP codes: 10029, 10458, 10035, 10468, and 10453
Most activity in BRONX, NEW YORK, BROOKLYN, and WATERTOWN.
Property Type Breakdown
Associated Entities (129)
NY · 1 property · 5 mortgages
NY · 2 properties · 5 mortgages
+127 more entities not shown
Mortgages (225)
Top Lenders
$356.3M · 7 loans
$294.5M · 129 loans
$100.0M · 56 loans
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 07/08/2021 | $894k | Open | LMF Commercial | 375 EAST 209 REALTY LLC | 375 E 209TH ST, BRONX, NY 10467 |
| 01/21/2020 | $14.8M | Open | SABAL CAPITAL II | 2160 ANTHONY AVENUE REALTY LLC | - |
+223 more not shown
Owned Properties (144)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 120 W 116TH ST, NEW YORK, NY 10026 | 120 W 116 LLC | Sold | $16.8M |
| 110 W 116TH ST, NEW YORK, NY 10026 | 110 W 116 LLC | Sold | $3.2M |
+142 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential properties across New York City, NY-NJ-CT.
What companies is Isaac Kassirer associated with?
Isaac Kassirer is associated with 129 entities based on extracted signatures from public records. Key entities include 417 EAST 114 LLC, 413 EAST 114 LLC, BRONX 773 MELROSE AVENUE LP, BRONX 346 EAST 146TH STREET LP, and DECATUR AVENUE REALTY LLC.
How many properties are associated with this investor?
At least 144 properties are associated with Isaac Kassirer and the entities they control, based on signatures extracted from recorded documents connecting Isaac Kassirer to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references TRIMONT REAL ESTATE ADVISORS, SABAL CAPITAL II, and NEW YORK COMMUNITY BANK, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2015 through 2026, with the most recent mortgage recorded in 2021.
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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