# Catalyst IOS Fund III Cayman LP — Form D

Catalyst IOS Fund III Cayman LP of NEW YORK, NY, a pooled investment fund, filed a Form D exempt-offering notice with the SEC on 2026-02-04. $5.0M was reported sold. Industry: Pooled Investment Fund.

## Offering

- Filed: 2026-02-04
- Form: D
- Accession: 0002109010-26-000001
- Industry: Pooled Investment Fund
- Exemptions: 06b, 3C, 3C.5
- Amount sold: $5.0M
- Investors: 2
- Date of first sale: 2026-01-20
- Security types: fund interests
- SEC file number: 021-572310

## Issuer

- Name: Catalyst IOS Fund III Cayman LP
- CIK: 0002109010
- Entity type: Limited Partnership
- Jurisdiction: CAYMAN ISLANDS
- Incorporated: 2025
- Address: 800 3RD AVENUE, SUITE 2701, NEW YORK, NY, 10022
- Phone: 203-644-8266

## Officers, directors & promoters (3)

| Name | Role | Location |
| --- | --- | --- |
| (none) Catalyst IOS Fund III GP LLC | Executive Officer | New York, NY |
| Daniel Ian Haroun | Executive Officer | New York, NY |
| Maxwell Sinclair Heiden | Executive Officer | New York, NY |

## More

- [CIK 2109010 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2109010&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0002109010-26-000001.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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