# Plum Island Partners

Plum Island Partners is a RIA based in New York, United States.

## Overview

- **Organization type:** RIA
- **Headquarters:** New York, United States
- **Region:** North America
- **Address:** New York, NY, United States
- **Assets under management:** Undisclosed
- **LinkedIn:** https://www.linkedin.com/company/plum-island-partners-llc

## Regulatory record

- **CRD number:** 337695
- **SEC file number:** 801-134365
- **Registration status:** Registered
- **Reports private funds:** Yes
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/337695

## About

PLUM ISLAND PARTNERS LLC is an SEC-registered investment adviser in NEW YORK, NY, registered since 2025. The firm manages approximately $550 million in assets. It has 16 employees and 8 investment advisers.

## Sectors

- Real Estate
- Private Credit
- Infrastructure

## Questions

### Who are the key principals at Plum Island Partners?

The firm does not publicly disclose its principals, so no named individuals are available. This is common among single-family offices that prioritize privacy. Altss research has identified no public filings or media mentions naming the operators.

### How large is Plum Island Partners' asset base?

The firm does not publicly disclose AUM. No figure has appeared in regulatory filings, media reports, or public databases. Altss estimates are not possible without further data.

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- [Gapinski Capital Management](https://altss.com/profile/gapinski-capital-management-llc)
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Last updated: 2026-07-06T01:24:23.363Z

Canonical page: https://altss.com/profile/plum-island-partners-llc

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