# Loon Lake Capital Management

Loon Lake Capital Management is a RIA.

## Overview

- **Organization type:** RIA
- **Assets under management:** Undisclosed

## Regulatory record

- **CRD number:** 339830
- **SEC file number:** 801-135066
- **Registration status:** Registered
- **Reports private funds:** Yes
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/339830

## About

LOON LAKE CAPITAL MANAGEMENT LP is an SEC-registered investment adviser in Boston, MA, registered since 2026. The firm manages approximately $336 million in assets. It has 6 employees and 3 investment advisers.

## Questions

### Is Loon Lake Capital Management still actively investing?

There is no public evidence of current investment activity. The firm has no deal announcements, portfolio company disclosures, or regulatory filings that confirm an active deployment program. It is equally plausible that the entity is a legacy holding vehicle or has been wound down.

### How is Loon Lake Capital Management structured?

The firm is organized as a limited partnership, a common structure for family offices managing tax-efficient, intergenerational wealth. Beyond that legal designation, nothing is publicly known about its governance, board, or investment committee.

### What does Loon Lake Capital Management invest in?

There are no confirmed portfolio holdings, asset-class mandates, or sector focuses on public record. The firm does not appear in venture capital databases, real estate transaction records, or SEC 13F filings, making its investment strategy entirely opaque.

### Does Loon Lake Capital Management accept outside capital?

As an unregistered entity with no marketing presence, Loon Lake Capital Management does not solicit outside capital and is almost certainly a vehicle exclusively for the originating family. The lack of a public-facing fund structure, Form ADV, or investor relations contact reinforces this conclusion.

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Last updated: 2026-07-06T01:24:20.477Z

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