Investor profile - IL
Mark Nussbaum
Mark Nussbaum is a real estate investor and operator based in Chicago, IL-IN-WI. Public filings show activity across 13 properties held through 15 holding companies. Recent mortgage relationships include Sharestates, Cliffco Mortgage Bankers, and RBS CITIZENS NA.
Mark's Activity
As of December 2025, public records show approximately $18.4M in recorded mortgage exposure linked to this investor across at least 18 mortgage filings and 13 properties held through 15 holding companies. Activity appears concentrated in multifamily assets recorded between 2015 and 2025.
Primary Geography
Chicago, IL-IN-WI
ZIP codes: 60621, 60619, 60620, 60649, and 60609
Most recorded activity for this investor appears in CHICAGO.
Property Type Breakdown
Associated Entities (15)
IL · 1 property · 2 mortgages
IL · 2 properties · 2 mortgages
IL · 2 properties · 2 mortgages
+12 more not shown
Mortgages (18)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 01/07/2025 | $1.2M | Open | Cliffco Mortgage Bankers | MJNT 7551 S GREEN ST LLC | 7551 S GREEN ST, CHICAGO, IL 60620 GN |
| 12/03/2024 | $1.4M | Open | Cliffco Mortgage Bankers | MJNT 7830 S EAST END LLC | 7830 S E END AVE, CHICAGO, IL 60649 |
| 07/31/2024 | $1.1M | Open | Cliffco Mortgage Bankers | MJNT 1135 W GARFIELD LLC | 1135 W GARFIELD BLVD, CHICAGO, IL 60621 |
+15 more not shown
Owned Properties (13)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 6956 S WABASH AVE, CHICAGO, IL 60637 | MJNT 6956 S WABASH LLC | Owns - 2.2 yrs | $1.9M |
| 7300 S WABASH AVE, CHICAGO, IL 60619 | MJNT 7300 S WABASH AVE LLC | Owns - 2.2 yrs | $0 |
| 7548 S BLACKSTONE AVE, CHICAGO, IL 60619 | MJNT 7548 S BLACKSTONE AVE LLC | Owns - 2.2 yrs | $0 |
+10 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in multifamily properties across Chicago, IL-IN-WI.
What companies is Mark Nussbaum associated with?
Mark Nussbaum is associated with 15 entities based on extracted signatures from public records. Key entities include MJNT 7551 S GREEN ST LLC, MJNT 5451 S LAFLIN LLC, MJNT 1135 W GARFIELD LLC, MJNT 7830 S EAST END LLC, and MJNT 7537 S DORCHESTER AVE LLC.
How many properties are associated with this investor?
At least 13 properties are associated with Mark Nussbaum and the entities they control, based on signatures extracted from recorded documents connecting Mark Nussbaum to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references Sharestates, Cliffco Mortgage Bankers, and RBS CITIZENS NA, 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 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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