Investor profile - NY
Joan Greenberg
Joan Greenberg is a real estate investor and operator based in New York City, NY-NJ-CT. Public filings show activity across 29 properties held through 36 holding companies. Recent mortgage relationships include Bank of America, Movement Mortgage, and UBS Bank USA.
Joan's Activity
As of December 2025, public records show approximately $128.1M in recorded mortgage exposure linked to this investor across at least 25 mortgage filings and 29 properties held through 36 holding companies. Activity appears concentrated in residential and misc assets recorded between 2010 and 2025.
Primary Geography
New York City, NY-NJ-CT
ZIP codes: 10021, 10065, 10010, 10011, and 10019
Most recorded activity for this investor appears in NEW YORK, BROOKLYN, and MIDTOWN.
Property Type Breakdown
Associated Entities (36)
NY · 0 properties · 88 mortgages
NY · 0 properties · 8 mortgages
NY · 0 properties · 6 mortgages
+33 more not shown
Mortgages (25)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 05/19/2021 | $1.3M | Open | MANDALAY INCOME FUND SPE I | WRE CONSULTANT LLC | 144 W 82ND ST, NEW YORK, NY 10024 |
| 03/12/2021 | $50k | Open | UBS Bank USA | 215 EAST 61ST LLC | 215 E 61ST ST, NEW YORK, NY 10065 |
| 10/06/2020 | $650k | Open | TITAN CAPITAL ID | WRE CONSULTANT LLC | 144 W 82ND ST, NEW YORK, NY 10024 |
+22 more not shown
Owned Properties (29)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 721 5TH AVE, NEW YORK, NY 10022 50C | 2AC REALTY LLC | Sold | $0 |
| 768 5TH AVE, NEW YORK, NY 10019 1126 | SPRING ROW HOLDINGS LLC AN OHIO LLC | Sold | $0 |
| 225 LAFAYETTE ST, NEW YORK, NY 10012 10B | 225 LAFAYETTE 11D LLC | Sold | $0 |
+26 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential, misc, and commercial properties across New York City, NY-NJ-CT.
What companies is Joan Greenberg associated with?
Joan Greenberg is associated with 36 entities based on extracted signatures from public records. Key entities include 130 WILLIAM STREET ASSOCIATES LLC, 212 FIFTH AVENUE VENTURE LLC, 50 RIVERSIDE BLVD LLC, 79TH OWNER LLC, and 124 WEST 16 LLC.
How many properties are associated with this investor?
At least 29 properties are associated with Joan Greenberg and the entities they control, based on signatures extracted from recorded documents connecting Joan Greenberg to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references Bank of America, Movement Mortgage, and UBS Bank USA, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2010 through 2025, 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.
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 compliance@elementix.ai. Elementix reviews such requests only where required by applicable law or where information is factually inaccurate. General objections or unsupported demands do not create a removal obligation.