Investor Profile - PA
John Loonstyn
John Loonstyn is a real estate investor and operator based in Philadelphia, PA-NJ-DE-MD. Public filings show activity across 163 properties held through 21 holding companies. Recent mortgage relationships include WSFS Bank, BENEFICIAL BANK, and The Bryn Mawr Trust.
John's Activity
As of June 2026, public records show approximately $79.6M in recorded mortgage exposure linked to this investor across at least 97 mortgage filings and 163 properties held through 21 holding companies. Activity appears concentrated in residential and commercial assets recorded between 2003 and 2026.
Associated People
Primary Geography
Philadelphia, PA-NJ-DE-MD
ZIP codes: 19130, 19104, 19103, 17109, and 19143
Most activity in PHILADELPHIA and HARRISBURG.
Property Type Breakdown
Associated Entities (21)
PA · 13 properties · 19 mortgages
PA · 7 properties · 18 mortgages
+19 more entities not shown
Mortgages (97)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 10/03/2025 | $2.6M | Open | WSFS Bank | ROTTERDAM CAPITAL LLC | 3323 POWELTON AVE, PHILADELPHIA, PA 19104 |
| 10/03/2025 | $2.6M | Open | WSFS Bank | LOONSTYN HOLDINGS LP | 927 N 19TH ST, PHILADELPHIA, PA 19130 |
+95 more not shown
Owned Properties (163)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 3301 POWELTON AVE #3, PHILADELPHIA, PA 19104 | LOONSTYN PROPERTIES JB LP | Owns - 8 mos | $5.0M |
| 3311 POWELTON AVE, PHILADELPHIA, PA 19104 | LOONSTYN PROPERTIES JB LP | Owns - 8 mos | $5.0M |
+161 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential, commercial, and vacant properties across Philadelphia, PA-NJ-DE-MD.
What companies is John Loonstyn associated with?
John Loonstyn is associated with 21 entities based on extracted signatures from public records. Key entities include LOONSTYN PROPERTIES JB LP, LOONSTYN HOLDINGS LP, LOONSTYN DEVELOPMENT LP, 608 S 48TH ST LP, and 23RD & BRANDYWINE LP.
How many properties are associated with this investor?
At least 163 properties are associated with John Loonstyn and the entities they control, based on signatures extracted from recorded documents connecting John Loonstyn to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references WSFS Bank, BENEFICIAL BANK, and The Bryn Mawr Trust, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2003 through 2026, 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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