Investor Profile - MA
Nikolaus Monahan
Nikolaus Monahan is a real estate investor and operator based in Boston-Worcester, MA-NH. Public filings show activity across 21 properties held through 2 holding companies. Recent mortgage relationships include First Boston Capital Partners, Cardinal Capital Group, and DAVID PENZIAS.
Nikolaus's Activity
As of June 2026, public records show approximately $10.9M in recorded mortgage exposure linked to this investor across at least 14 mortgage filings and 21 properties held through 2 holding companies. Activity appears concentrated in residential and vacant assets recorded between 2017 and 2026.
Associated People
Primary Geography
Boston-Worcester, MA-NH
ZIP codes: 02468, 02492, 02482, 02481, and 02030
Most activity in NEEDHAM, WABAN, WELLESLEY, WELLESLEY HILLS, and DOVER.
Property Type Breakdown
Associated Entities (2)
MA · 8 properties · 10 mortgages
MA · 28 properties · 4 mortgages
Mortgages (14)
Top Lenders
$4.1M · 1 loan
$3.5M · 1 loan
$3.0M · 3 loans
| Date | Amount | Status | Lender | Borrower | Address |
|---|---|---|---|---|---|
| 07/11/2025 | $3.5M | Open | Cardinal Capital Group | HAVEN DEVELOPMENT LLC | 206 BRISTOL RD, WELLESLEY HILLS, MA 02481 |
| 05/06/2025 | $475k | Closed | ABHISHEK CHAUHAN | HAVEN DEVELOPMENT LLC | 206 BRISTOL RD, WELLESLEY HILLS, MA 02481 |
+12 more not shown
Owned Properties (21)
| Address | Deeded owner | Status | Consideration |
|---|---|---|---|
| 18 ANNAWAN RD, WABAN, MA 02468 | - | Sold | $0 |
| 36 YORKSHIRE RD, DOVER, MA 02030 | HAVEN BUILDERS LLC | Owns - 16 mos | $1.4M |
+19 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 Boston-Worcester, MA-NH.
What companies is Nikolaus Monahan associated with?
Nikolaus Monahan is associated with 2 entities based on extracted signatures from public records. Key entities include HAVEN DEVELOPMENT LLC and HAVEN BUILDERS LLC.
How many properties are associated with this investor?
At least 21 properties are associated with Nikolaus Monahan and the entities they control, based on signatures extracted from recorded documents connecting Nikolaus Monahan to the entities.
Which lenders has this investor worked with?
Recent mortgage activity references First Boston Capital Partners, Cardinal Capital Group, and DAVID PENZIAS, indicating a mix of lending relationships.
How recent is their activity?
Records show activity from 2017 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.
Elementix is not a consumer reporting agency, and this information does not constitute a consumer report. The data may not be used to make decisions about an individual's eligibility for personal credit, consumer housing, employment, insurance, or any other purpose governed by the Fair Credit Reporting Act.
Elementix may suppress certain contact indicators where legally required or where appropriate for safety or privacy reasons. Requests for removal, suppression, or correction of information must be submitted to [email protected]. Elementix reviews such requests only where required by applicable law. General objections or unsupported demands do not create a removal obligation.