Investor Profile - NY
William Zeckendorf
William Zeckendorf is a real estate investor and operator based in New York City, NY-NJ-CT. Public filings show activity across 298 properties held through 11 holding companies. Recent mortgage relationships include CSI GREENWAY 31, HSBC Bank USA, and BREDS IV MORTGAGE.
William's Activity
As of June 2026, public records show approximately $1.7B in recorded mortgage exposure linked to this investor across at least 42 mortgage filings and 298 properties held through 11 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: 10017, 10028, 10065, 10014, and 12401
Most activity in NEW YORK and KINGSTON.
Property Type Breakdown
Associated Entities (11)
NY · 0 properties · 12 mortgages
NY · 0 properties · 12 mortgages
+9 more entities not shown
Mortgages (42)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 03/31/2025 | $3.1M | Open | JPMorgan Chase Bank | 86LEX OWNER LLC | 1289 LEXINGTON AVE #5B, NEW YORK, NY 10028 |
| 02/19/2025 | $3.4M | Open | JPMorgan Chase Bank | 86LEX OWNER LLC | 1289 LEXINGTON AVE, NEW YORK, NY 10028 |
+40 more not shown
Owned Properties (298)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 1289 LEXINGTON AVE #5B, NEW YORK, NY 10028 | TARANEH SHIRAZIAN | Owns - 15 mos | $5.0M |
| 570 WASHINGTON ST, NEW YORK, NY 10014 | ACI VI CLARKSON LLC | Owns - 24 mos | $0 |
+296 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 William Zeckendorf associated with?
William Zeckendorf is associated with 11 entities based on extracted signatures from public records. Key entities include 86LEX RETAIL OWNER LLC, 86LEX OWNER LLC, G Z10 UNP REALTY LLC, ACI VI CLARKSON LLC, and SH CLARKSON HOUSING DEVELOPMENT FUND CORP.
How many properties are associated with this investor?
At least 298 properties are associated with William Zeckendorf and the entities they control, based on signatures extracted from recorded documents connecting William Zeckendorf to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references CSI GREENWAY 31, HSBC Bank USA, and BREDS IV MORTGAGE, 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.
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