Investor Profile - RI
Sean Harrington
Sean Harrington is a real estate investor and operator based in Boston-Worcester, MA-NH. Public filings show activity across 100 properties held through 6 holding companies. Recent mortgage relationships include BRIRY LLC, Navigant Credit Union, and DAVID RICCI.
Sean's Activity
As of June 2026, public records show approximately $21.4M in recorded mortgage exposure linked to this investor across at least 101 mortgage filings and 100 properties held through 6 holding companies. Activity appears concentrated in residential and commercial assets recorded between 2015 and 2026.
Associated People
Primary Geography
Boston-Worcester, MA-NH
ZIP codes: 02908, 02905, 02909, 02904, and 02886
Most activity in PROVIDENCE, WARWICK, CRANSTON, PAWTUCKET, and EAST GREENWICH.
Property Type Breakdown
Associated Entities (6)
RI · 22 properties · 36 mortgages
RI · 15 properties · 34 mortgages
+4 more entities not shown
Mortgages (101)
Top Lenders
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 03/02/2026 | $400k | Open | BRIRY LLC | HARRINGTON CONSTRUCTION INC | 225 TRINITY ST, WARWICK, RI 02886 |
| 08/04/2025 | $420k | Open | Navigant Credit Union | 3 BRANCH LLC | 53 ANTHONY AVE, PAWTUCKET, RI 02860 |
+99 more not shown
Owned Properties (100)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 225 TRINITY ST, WARWICK, RI 02886 | HARRINGTON CONST INC | Owns - 3 mos | $300k |
| 75 DUANE ST, EAST GREENWICH, RI 02818 | HARRINGTON CONSTRUCTION INC | Owns - 12 mos | $290k |
+98 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 Boston-Worcester, MA-NH.
What companies is Sean Harrington associated with?
Sean Harrington is associated with 6 entities based on extracted signatures from public records. Key entities include BLUE STAR REALTY LLC, 3 BRANCH LLC, HARRINGTON CONSTRUCTION INC, PARKSIDE PROPERTIES LLC, and TOURO LLC.
How many properties are associated with this investor?
At least 100 properties are associated with Sean Harrington and the entities they control, based on signatures extracted from recorded documents connecting Sean Harrington to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references BRIRY LLC, Navigant Credit Union, and DAVID RICCI, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2015 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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