Investor Profile - CA
Charles Tsai
Charles Tsai is a real estate investor and operator based in San Francisco Bay Area, CA. Public filings show activity across 6 properties held through 3 holding companies. Recent mortgage relationships include CTBC Bank, Conventus, and First National Bank of Middle Tennessee.
Charles's Activity
As of June 2026, public records show approximately $6.9M in recorded mortgage exposure linked to this investor across at least 11 mortgage filings and 6 properties held through 3 holding companies. Activity appears concentrated in residential and commercial assets recorded between 2016 and 2026.
Associated People
Primary Geography
San Francisco Bay Area, CA
ZIP codes: 92120, 92337, 94086, 95008, and 95126
Most activity in SAN JOSE, SAN DIEGO, FONTANA, CAMPBELL, and SUNNYVALE.
Property Type Breakdown
Associated Entities (3)
CA · 1 property · 6 mortgages
CA · 2 properties · 4 mortgages
+1 more entities not shown
Mortgages (11)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 01/02/2026 | $2.0M | Open | CTBC Bank | CATHAY INVESTMENTS LLC | 5197 WARING RD, SAN DIEGO, CA 92120 |
| 04/17/2025 | $1.5M | Open | First National Bank of Middle Tennessee | CATHAY INVESTMENTS LLC | 17012 SLOVER AVE, FONTANA, CA 92337 |
+9 more not shown
Owned Properties (6)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 825 BIRCH AVE, SUNNYVALE, CA 94086 | UNION AVE LLC | Sold | $1.1M |
| 1945 PARK AVE, SAN JOSE, CA 95126 | UNION AVE LLC | Sold | $1.1M |
+4 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 Francisco Bay Area, CA.
What companies is Charles Tsai associated with?
Charles Tsai is associated with 3 entities based on extracted signatures from public records. Key entities include UNION AVE LLC, CATHAY INVESTMENTS LLC, and MCE CAPITAL LLC.
How many properties are associated with this investor?
At least 6 properties are associated with Charles Tsai and the entities they control, based on signatures extracted from recorded documents connecting Charles Tsai to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references CTBC Bank, Conventus, and First National Bank of Middle Tennessee, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2016 through 2026, with the most recent mortgage recorded in 2026.
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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