Investor Profile - NY

Joshua Fensterstock

Joshua Fensterstock is a real estate investor and operator based in New York City, NY-NJ-CT. Public filings show activity across 105 properties held through 50 holding companies. Recent mortgage relationships include MAMPARK ROW LENDER, MARATHON ASSET MNGMT, and FIRST REPUBLIC BANK.

Contact info available

Joshua's Activity

As of June 2026, public records show approximately $107.7M in recorded mortgage exposure linked to this investor across at least 35 mortgage filings and 105 properties held through 50 holding companies. Activity appears concentrated in residential and commercial assets recorded between 2015 and 2026.

Primary Geography

New York City, NY-NJ-CT

ZIP codes: 10028, 10013, 10011, 10023, and 10019

Most activity in NEW YORK, BROOKLYN, BRONX, CADYVILLE, and CHATHAM.

Property Type Breakdown

Residential92%
Commercial3%
Industrial3%
Other2%

Associated Entities (50)

BROOME PROPERTY OWNER JV LLC

NY · 77 properties · 37 mortgages

Incorporated on 12/06/2013 in NYMailing Address: 28 LIBERTY ST., NEW YORK, 10005, NY, United States
301 EAST 80TH REALTY LLC

NY · 6 properties · 33 mortgages

active
Incorporated on 03/08/2016 in NYMailing Address: 419 LAFAYETTE STREET, 5TH FLOOR, NEW YORK, 10003, NY, United States

+48 more entities not shown

Mortgages (35)

Top Lenders

MAMPARK ROW LENDER
MAMPARK ROW LENDER

$26.3M · 3 loans

MARATHON ASSET MNGMT
MARATHON ASSET MNGMT

$26.1M · 3 loans

FIRST REPUBLIC BANK
FIRST REPUBLIC BANK

$17.1M · 3 loans

DateAmountStatusLenderBorrowerAddress
12/31/2025$200kOpenOwemancoCARDINAL PROPERTIES LLC644 DRIGGS AVE,
BROOKLYN, NY 11211
09/11/2025$5.8MOpenJPMorgan Chase Bank515 W 18 STREET 1104 LLC515 W 18TH ST #1104,
NEW YORK, NY 10011

+33 more not shown

Owned Properties (105)

AddressDeeded ownerStatusConsideration
515 W 18TH ST #1104,
NEW YORK, NY 10011
515 W 18 STREET 1104 LLCOwns - 9 mos$8.3M
202 BROOME ST,
NEW YORK, NY 10002
BRUNO DE FREITAS PEREIRASold$2.1M

+103 more not shown

FAQ

What type of real estate does this investor focus on?

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

What companies is Joshua Fensterstock associated with?

Joshua Fensterstock is associated with 50 entities based on extracted signatures from public records. Key entities include BROOME PROPERTY OWNER JV LLC, 301 EAST 80TH REALTY LLC, CUPOLA APTS LLC, PARK ROW REALTY LP, and MADISON 465 W LLC.

How many properties are associated with this investor?

At least 105 properties are associated with Joshua Fensterstock and the entities they control, based on signatures extracted from recorded documents connecting Joshua Fensterstock to the entities.

Which lenders has this investor worked with?

Recent mortgage activity references MAMPARK ROW LENDER, MARATHON ASSET MNGMT, and FIRST REPUBLIC 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 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.

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.

Elementix may suppress certain contact indicators where legally required or where appropriate for safety or privacy reasons. Requests for removal, suppression, or correction of information must be submitted to [email protected]. Elementix reviews such requests only where required by applicable law. General objections or unsupported demands do not create a removal obligation.