Investor profile - PA
Cui Song
Cui Song is a real estate investor and operator based in Philadelphia, PA-NJ-DE-MD. Public filings show activity across 66 properties held through 6 holding companies. Recent mortgage relationships include Firstrust Bank, WSFS Bank, and FRIENDSHIP INVESTMENT TRUST.
Cui's Activity
As of December 2025, public records show approximately $2.3M in recorded mortgage exposure linked to this investor across at least 31 mortgage filings and 66 properties held through 6 holding companies. Activity appears concentrated in residential and vacant assets recorded between 2010 and 2025.
Primary Geography
Philadelphia, PA-NJ-DE-MD
ZIP codes: 19146, 19145, 19153, 19132, and 19143
Most recorded activity for this investor appears in PHILADELPHIA.
Property Type Breakdown
Associated Entities (6)
PA · 0 properties · 18 mortgages
PA · 2 properties · 9 mortgages
PA · 26 properties · 3 mortgages
+3 more not shown
Mortgages (31)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 10/04/2021 | $1.0M | Open | Firstrust Bank | WS INVESTMENTS GROUP LLC | 7049 FRANKFORD AVE, PHILADELPHIA, PA 19135 |
| 08/21/2018 | $450k | Closed | Firstrust Bank | ATM INVESTMENT LLC | 3639 LANCASTER AVE, PHILADELPHIA, PA 19104 |
| 02/07/2018 | $50k | Closed | Rehab Financial Group | TD INVESTMENT LLC | 2925 S 67TH ST, PHILADELPHIA, PA 19142 |
+28 more not shown
Owned Properties (66)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 4181 MANTUA AVE, PHILADELPHIA, PA 19104 | REAL ESTATE FIRST INC | Sold | $210k |
| 7049 FRANKFORD AVE, PHILADELPHIA, PA 19135 | WS INVESTMENTS GROUP LLC | Owns - 4.4 yrs | $1.4M |
| 4043 LUDLOW ST, PHILADELPHIA, PA 19104 | ATM INVESTMENT LLC | Sold | $250k |
+63 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential, vacant, and commercial properties across Philadelphia, PA-NJ-DE-MD.
What companies is Cui Song associated with?
Cui Song is associated with 6 entities based on extracted signatures from public records. Key entities include TD INVESTMENT LLC, ATM INVESTMENT LLC, ATM INVESTMENTS LLC, WS INVESTMENTS GROUP LLC, and G AND S 128 LLC.
How many properties are associated with this investor?
At least 66 properties are associated with Cui Song and the entities they control, based on signatures extracted from recorded documents connecting Cui Song to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references Firstrust Bank, WSFS Bank, and FRIENDSHIP INVESTMENT TRUST, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2010 through 2025, with the most recent mortgage recorded in 2021.
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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