Investor Profile - TX
Mike Keyser
Mike Keyser is a real estate investor and operator based in San Antonio, TX. Public filings show activity across 12 properties held through 5 holding companies. Recent mortgage relationships include Frost Bank, Trustmark Bank, and PROSPERITY BANK.
Mike's Activity
As of May 2026, public records show approximately $11.6M in recorded mortgage exposure linked to this investor across at least 13 mortgage filings and 12 properties held through 5 holding companies. Activity appears concentrated in residential and commercial assets recorded between 2016 and 2025.
Associated People
Primary Geography
San Antonio, TX
ZIP codes: 78130, 77065, 77536, 78132, and 78666
Most activity in NEW BRAUNFELS, SAN MARCOS, HOUSTON, and DEER PARK.
Property Type Breakdown
Associated Entities (5)
TX · 1 property · 7 mortgages
TX · 1 property · 3 mortgages
+3 more entities not shown
Mortgages (13)
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 07/03/2025 | $100k | Open | Security State Bank & Trust | M KEYSER MANAGEMENT LLC | 587 E BASEL ST, NEW BRAUNFELS, TX 78130 |
| 07/23/2024 | $515k | Open | Security State Bank & Trust | M KEYSER MANAGEMENT LLC | 585 E BASEL ST, NEW BRAUNFELS, TX 78130 |
+11 more not shown
Owned Properties (12)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 2002 NEW ORLEANS ST, DEER PARK, TX 77536 | JOSE DE JESUS QUIROZ | Sold | $312k |
| 545 E BASEL ST, NEW BRAUNFELS, TX 78130 | ANDREW DONOVAN | Owns - 5.0 yrs | $464k |
+10 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 San Antonio, TX.
What companies is Mike Keyser associated with?
Mike Keyser is associated with 5 entities based on extracted signatures from public records. Key entities include M KEYSER MANAGEMENT LLC, TWMKPH LLC, NBTWMK LLC, OMB INVESTMENTS LLC, and ELLISON 529 PROPERTIES LLC.
How many properties are associated with this investor?
At least 12 properties are associated with Mike Keyser and the entities they control, based on signatures extracted from recorded documents connecting Mike Keyser to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references Frost Bank, Trustmark Bank, and PROSPERITY BANK, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2016 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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