Investor Profile - TX
Marc Birnbaum
Marc Birnbaum is a real estate investor and operator based in Dallas-Fort Worth, TX. Public filings show activity across 35 properties held through 18 holding companies. Recent mortgage relationships include TexasBank, Lument, and APARTMENT MAINTENANCE SERVICES.
Marc's Activity
As of June 2026, public records show approximately $24.0M in recorded mortgage exposure linked to this investor across at least 20 mortgage filings and 35 properties held through 18 holding companies. Activity appears concentrated in residential and commercial assets recorded between 2015 and 2025.
Associated People
Primary Geography
Dallas-Fort Worth, TX
ZIP codes: 75206, 78753, 75219, 75150, and 75205
Most activity in DALLAS, AUSTIN, HOUSTON, SAN ANTONIO, and WEATHERFORD.
Property Type Breakdown
Associated Entities (18)
TX · 4 properties · 3 mortgages
TX · 3 properties · 3 mortgages
+16 more entities not shown
Mortgages (20)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 12/28/2023 | $100k | Open | APARTMENT MAINTENANCE SERVICES | BIRNBAUM FAMILY INVESTMENTS LTD | 4709 SAN MARCUS DR, MESQUITE, TX 75150 |
| 08/30/2022 | $175k | Open | Minster Bank | MARATHON REALTY PARTNERS LLC | 4114 LADALE DR, DALLAS, TX 75212 |
+18 more not shown
Owned Properties (35)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 4709 SAN MARCUS DR, MESQUITE, TX 75150 | BIRNBAUM FAMILY INVESTMENTS LTD | Owns - 2.5 yrs | $133k |
| 6417 HUMORESQUE DR, DALLAS, TX 75241 | MARATHON REALTY PARTNERS LLC | Owns - 5.9 yrs | $148k |
+33 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential, commercial, and office properties across Dallas-Fort Worth, TX.
What companies is Marc Birnbaum associated with?
Marc Birnbaum is associated with 18 entities based on extracted signatures from public records. Key entities include MA TEXAS PROPERTIES LLC, MARATHON REALTY PARTNERS LLC, OAK PARK EQUITY LP, HARWOOD LOFTS LLC, and RIDGEWOOD TIMBER INC.
How many properties are associated with this investor?
At least 35 properties are associated with Marc Birnbaum and the entities they control, based on signatures extracted from recorded documents connecting Marc Birnbaum to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references TexasBank, Lument, and APARTMENT MAINTENANCE SERVICES, 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 2023.
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 [email protected]. Elementix reviews such requests only where required by applicable law. General objections or unsupported demands do not create a removal obligation.