Investor Profile - MA
Amos Eisenberg
Amos Eisenberg is a real estate investor and operator based in Boston-Worcester, MA-NH. Public filings show activity across 38 properties held through 14 holding companies. Recent mortgage relationships include FIRST REPUBLIC BANK, PATRIOT COMMUNITY BANK, and MANSFIELD COOPERATIVE BANK.
Amos's Activity
As of June 2026, public records show approximately $20.6M in recorded mortgage exposure linked to this investor across at least 11 mortgage filings and 38 properties held through 14 holding companies. Activity appears concentrated in residential and vacant assets recorded between 2016 and 2024.
Associated People
Primary Geography
Boston-Worcester, MA-NH
ZIP codes: 01950, 02144, 02143, 02492, and 02155
Most activity in SOMERVILLE, NEWBURYPORT, NEEDHAM, MEDFORD, and CAMBRIDGE.
Property Type Breakdown
Associated Entities (14)
MA · 0 properties · 2 mortgages
MA · 1 property · 2 mortgages
+12 more entities not shown
Mortgages (11)
Top Lenders
$6.7M · 1 loan
$5.4M · 1 loan
$3.0M · 1 loan
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 06/22/2021 | $6.7M | Open | FIRST REPUBLIC BANK | FIFTH STREET DEVELOPMENT LLC | 81 BRISTOL RD, SOMERVILLE, MA 02144 |
| 09/03/2020 | $2.7M | Open | Rockland Trust | 1871 BEACON LLC | 1871 BEACON ST, BROOKLINE, MA 02445 |
+9 more not shown
Owned Properties (38)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 5 HILTON ST, FRAMINGHAM, MA 01702 | 92 WINTHROP ST LLC | Sold | $950k |
| 88 IRVING ST, SOMERVILLE, MA 02144 | MARY VOGT | Sold | $1.5M |
+36 more not shown
FAQ
What type of real estate does this investor focus on?
Associated mortgages and deeds show activity in residential, vacant, and exempt properties across Boston-Worcester, MA-NH.
What companies is Amos Eisenberg associated with?
Amos Eisenberg is associated with 14 entities based on extracted signatures from public records. Key entities include BEACON STREET PARTNERS LLC, 1871 BEACON LLC, FIFTH STREET DEVELOPMENT LLC, DEMA PARTNERS LLC, and 88 IRVING LLC.
How many properties are associated with this investor?
At least 38 properties are associated with Amos Eisenberg and the entities they control, based on signatures extracted from recorded documents connecting Amos Eisenberg to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references FIRST REPUBLIC BANK, PATRIOT COMMUNITY BANK, and MANSFIELD COOPERATIVE BANK, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2016 through 2024, 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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