Investor Profile - CA
Sidney Mathalon
Sidney Mathalon is a real estate investor and operator based in Los Angeles, CA. Public filings show activity across 3 properties held through 2 holding companies. Recent mortgage relationships include Western Alliance Bank, HomeStreet Bank, and RTI Bridge Loans.
Sidney's Activity
As of June 2026, public records show approximately $8.5M in recorded mortgage exposure linked to this investor across at least 5 mortgage filings and 3 properties held through 2 holding companies. Activity appears concentrated in residential and industrial assets recorded between 2019 and 2025.
Associated People
Primary Geography
Los Angeles, CA
ZIP codes: 90026 and 90248
Most activity in LOS ANGELES and GARDENA.
Property Type Breakdown
Associated Entities (2)
CA · 1 property · 4 mortgages
CA · 1 property · 1 mortgage
Mortgages (5)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 10/30/2025 | $350k | Open | SOURESRAFIL DIANA | ONE FIVE 722 LLC | 15722 S BROADWAY, GARDENA, CA 90248 |
| 04/18/2022 | $3.7M | Open | Western Alliance Bank | ONE FIVE 722 LLC | 15722 S BROADWAY, GARDENA, CA 90248 |
+3 more not shown
Owned Properties (3)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 15722 S BROADWAY, GARDENA, CA 90248 | ONE FIVE 722 LLC | Owns - 5.0 yrs | $4.4M |
| 255 N UNION AVE, LOS ANGELES, CA 90026 | WEST BEVERLY ASSOCAITES LLC | Owns - 10.0 yrs | $3.7M |
+1 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential and industrial properties across Los Angeles, CA.
What companies is Sidney Mathalon associated with?
Sidney Mathalon is associated with 2 entities based on extracted signatures from public records. Key entities include ONE FIVE 722 LLC and WEST BEVERLY ASSOCIATES LLC.
How many properties are associated with this investor?
At least 3 properties are associated with Sidney Mathalon and the entities they control, based on signatures extracted from recorded documents connecting Sidney Mathalon to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references Western Alliance Bank, HomeStreet Bank, and RTI Bridge Loans, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2019 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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