Investor Profile - NY

Isaac Eisenberg

Isaac Eisenberg is a real estate investor and operator based in New York City, NY-NJ-CT. Public filings show activity across 70 properties held through 3 holding companies. Recent mortgage relationships include Valley Bank, Signature Bank, and DORAL BANK.

Contact info available

Isaac's Activity

As of June 2026, public records show approximately $45.2M in recorded mortgage exposure linked to this investor across at least 21 mortgage filings and 70 properties held through 3 holding companies. Activity appears concentrated in commercial and residential assets recorded between 2015 and 2026.

Primary Geography

New York City, NY-NJ-CT

ZIP codes: 11225 and 11106

Most activity in BROOKLYN and ASTORIA.

Property Type Breakdown

Commercial53%
Residential47%

Associated Entities (3)

1000 UNION LLC

NY · 4 properties · 16 mortgages

active
Incorporated on 12/13/2012 in NYMailing Address: 177 CONCORD ST SUITE #100, BROOKLYN, 11201, NY, United States
JACQUELYN 327 LLC

NY · 2 properties · 5 mortgages

active
Incorporated on 07/16/2012 in NYMailing Address: 177 CONCORD ST. SUITE#100, BROOKLYN, 11201, NY, United States

+1 more entities not shown

Mortgages (21)

DateAmountStatusLenderBorrowerAddress
05/04/2022$1.8MOpenInternational Finance BankJACQUELYN 327 LLC329 STERLING ST,
BROOKLYN, NY 11225
12/20/2021$904kOpenMICHEAL TAUBENBLAT PC DEFINED BENEFIT PL1000 UNION LLC1000 UNION ST #1A,
BROOKLYN, NY 11225

+19 more not shown

Owned Properties (70)

AddressDeeded ownerStatusConsideration
1000 UNION ST #1A,
BROOKLYN, NY 11225
PENA CABRERAOwns - 4.5 yrs$1.1M
1000 UNION ST #P-1,
BROOKLYN, NY 11225
DARA LOZNYOwns - 4.8 yrs$1.2M

+68 more not shown

FAQ

What type of real estate does this investor focus on?

Associated mortgages and deeds show activity in commercial and residential properties across New York City, NY-NJ-CT.

What companies is Isaac Eisenberg associated with?

Isaac Eisenberg is associated with 3 entities based on extracted signatures from public records. Key entities include 1000 UNION LLC, JACQUELYN 327 LLC, and SANTORINI PARKING LLC.

How many properties are associated with this investor?

At least 70 properties are associated with Isaac Eisenberg and the entities they control, based on signatures extracted from recorded documents connecting Isaac Eisenberg to the entities.

Which lenders has this investor worked with?

Recent mortgage activity references Valley Bank, Signature Bank, and DORAL 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 2022.

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.

Elementix is not a consumer reporting agency, and this information does not constitute a consumer report. The data may not be used to make decisions about an individual's eligibility for personal credit, consumer housing, employment, insurance, or any other purpose governed by the Fair Credit Reporting Act.

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