Investor Profile - AZ
Ron Wittenberg
Ron Wittenberg is a real estate investor and operator based in Phoenix, AZ. Public filings show activity across 855 properties held through 5 holding companies. Recent mortgage relationships include FIRST FIDELITY BANK, GRANDPOINT BANK, and MARATHON VENTURES.
Ron's Activity
As of June 2026, public records show approximately $77.7M in recorded mortgage exposure linked to this investor across at least 50 mortgage filings and 855 properties held through 5 holding companies. Activity appears concentrated in residential and vacant assets recorded between 2016 and 2026.
Associated People
Primary Geography
Phoenix, AZ
ZIP codes: 85037, 85019, 85035, 85302, and 85029
Most activity in PHOENIX, GLENDALE, MESA, SCOTTSDALE, and AVONDALE.
Property Type Breakdown
Associated Entities (5)
AZ · 350 properties · 27 mortgages
AZ · 12 properties · 10 mortgages
+3 more entities not shown
Mortgages (50)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 03/18/2026 | $162k | Open | SOUTHWEST MORTGAGE | ZAK VENTURES LLC | - |
| 12/18/2025 | $7.2M | Open | FIRST FIDELITY BANK | ZAK VENTURES LLC | 5311 E WINDSOR AVE, PHOENIX, AZ 85008 |
+48 more not shown
Owned Properties (855)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 9215 1ST AVE, PHOENIX, AZ 85041 | ZAK VENTURES LLC | Owns - 0 mos | $210k |
| 4312 N 66TH AVE, PHOENIX, AZ 85033 | ZAK VENTURES LLC | Owns - 0 mos | $235k |
+853 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential and vacant properties across Phoenix, AZ.
What companies is Ron Wittenberg associated with?
Ron Wittenberg is associated with 5 entities based on extracted signatures from public records. Key entities include ZAK VENTURES LLC, WITTIAS PARTNERS LLC, ROESER INDUSTRIAL PARTNERS LLC, WITTIAS PARTNERS, and ROESER INDUSTRIAL PARTNERS 2 LLC.
How many properties are associated with this investor?
At least 855 properties are associated with Ron Wittenberg and the entities they control, based on signatures extracted from recorded documents connecting Ron Wittenberg to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references FIRST FIDELITY BANK, GRANDPOINT BANK, and MARATHON VENTURES, 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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