Investor profile - NY
William Macklowe
William Macklowe is a real estate investor and operator based in New York City, NY-NJ-CT. Public filings show activity across 40 properties held through 9 holding companies. Recent mortgage relationships include M&T Bank, Natixis Real Estate Capital, and SUMITOMO MITSUI TRUST BANK LTD NEW.
William's Activity
As of December 2025, public records show approximately $404.5M in recorded mortgage exposure linked to this investor across at least 27 mortgage filings and 40 properties held through 9 holding companies. Activity appears concentrated in residential and misc assets recorded between 2013 and 2022.
Primary Geography
New York City, NY-NJ-CT
ZIP codes: 10003, 10016, 10036, 10038, and 10065
Most recorded activity for this investor appears in NEW YORK and BROOKLYN.
Property Type Breakdown
Associated Entities (9)
NY · 0 properties · 9 mortgages
NY · 0 properties · 5 mortgages
NY · 2 properties · 5 mortgages
+6 more not shown
Mortgages (27)
Top Lenders
$150.4M · 6 loans
$124.9M · 3 loans
$66.0M · 1 loan
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 11/01/2022 | $24.8M | Open | Natixis Real Estate Capital | 120 JV ACQ LLC | 120 4TH AVE, BROOKLYN, NY 11217 |
| 11/01/2022 | $66.0M | Open | Natixis Real Estate Capital | 120 JV ACQ LLC | 120 4TH AVE, BROOKLYN, NY 11217 |
| 11/01/2022 | $34.1M | Open | Natixis Real Estate Capital | 120 JV ACQ LLC | 120 4TH AVE, BROOKLYN, NY 11217 |
+24 more not shown
Owned Properties (40)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 323 E 61ST ST, NEW YORK, NY 10065 | MEMORIAL HOSPITAL FOR CANCER AND ALLIED DISEASES | Owns - 4.9 yrs | $10 |
| 120 4TH AVE, BROOKLYN, NY 11217 | 120 JV ACQ LLC | Owns - 5.4 yrs | $0 |
| 21 E 12TH ST, NEW YORK, NY 10003 14B | LINDA CAPLAN | Sold | $4.2M |
+37 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential, misc, and industrial properties across New York City, NY-NJ-CT.
What companies is William Macklowe associated with?
William Macklowe is associated with 9 entities based on extracted signatures from public records. Key entities include 21E12 LLC, 323 EAST 61ST STREET LEASE LLC, 120 JV ACQ LLC, 156 WILLIAM STREET OWNER LLC, and 1001 FIFTH AVENUE OWNERS INC.
How many properties are associated with this investor?
At least 40 properties are associated with William Macklowe and the entities they control, based on signatures extracted from recorded documents connecting William Macklowe to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references M&T Bank, Natixis Real Estate Capital, and SUMITOMO MITSUI TRUST BANK LTD NEW, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2013 through 2022, 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.
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