Investor Profile - NY
Krzysztof Rostek
Krzysztof Rostek is a real estate investor and operator based in New York City, NY-NJ-CT. Public filings show activity across 136 properties held through 72 holding companies. Recent mortgage relationships include Polish & Slavic Federal Credit Union, Maspeth Federal Savings, and Teachers FCU.
Krzysztof's Activity
As of June 2026, public records show approximately $36.2M in recorded mortgage exposure linked to this investor across at least 74 mortgage filings and 136 properties held through 72 holding companies. Activity appears concentrated in residential and commercial assets recorded between 2015 and 2025.
Associated People
Primary Geography
New York City, NY-NJ-CT
ZIP codes: 11222, 11378, 11211, 11385, and 11377
Most activity in BROOKLYN, MASPETH, RIDGEWOOD, and WOODSIDE.
Property Type Breakdown
Associated Entities (72)
NY · 1 property · 4 mortgages
NY · 1 property · 3 mortgages
+70 more entities not shown
Mortgages (74)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 07/27/2022 | $732k | Open | Polish & Slavic Federal Credit Union | 26TH ST BK LLC | 236 26TH ST #6, BROOKLYN, NY 11232 |
| 02/10/2022 | $1.2M | Open | Polish & Slavic Federal Credit Union | KEYSTOCK ROSTEK | 210 JAVA ST, BROOKLYN, NY 11222 |
+72 more not shown
Owned Properties (136)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 211 JACKSON ST, BROOKLYN, NY 11211 | MAA 2A LLC | Sold | $350k |
| 211 JACKSON ST, BROOKLYN, NY 11211 | JACKSON 1A LLC | Sold | $347k |
+134 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential and commercial properties across New York City, NY-NJ-CT.
What companies is Krzysztof Rostek associated with?
Krzysztof Rostek is associated with 72 entities based on extracted signatures from public records. Key entities include 610 MANHATTAN LLC, 5927 59 STREET LLC, 208 KINGSLAND LLC, 490 MORGAN LLC, and 210 JAVA ST LLC.
How many properties are associated with this investor?
At least 136 properties are associated with Krzysztof Rostek and the entities they control, based on signatures extracted from recorded documents connecting Krzysztof Rostek to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references Polish & Slavic Federal Credit Union, Maspeth Federal Savings, and Teachers FCU, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2015 through 2025, 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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