# Particle Dynamics Holdings, Inc. — Form D

Particle Dynamics Holdings, Inc. of CHESTERFIELD, MO, a company, filed a Form D exempt-offering notice with the SEC on 2025-10-02. The offering totals $44.4M, of which $30.9M was reported sold. Industry: Other Health Care.

## Offering

- Filed: 2025-10-02
- Form: D
- Accession: 0002089882-25-000001
- Industry: Other Health Care
- Exemptions: 06b
- Total offering: $44.4M
- Amount sold: $30.9M
- Remaining: $13.4M
- Minimum investment: $1
- Investors: 10
- Date of first sale: 2025-09-09
- Security types: equity
- Revenue range: Decline to Disclose
- SEC file number: 021-559666

## Issuer

- Name: Particle Dynamics Holdings, Inc.
- CIK: 0002089882
- Entity type: Corporation
- Jurisdiction: DELAWARE
- Incorporated: 2021
- Address: 16090 SWINGLEY RIDGE, SUITE 355, CHESTERFIELD, MO, 63017
- Phone: 314.968.2376

## Officers, directors & promoters (8)

| Name | Role | Location |
| --- | --- | --- |
| Michael Caspani | Director | Chesterfield, MO |
| Nicolas Fortin | Director | Chesterfield, MO |
| Derek Hennecke | Director | Oakland, CA |
| Shaun Kirkpatrick | Director | Chesterfield, MO |
| Matthew Reber | Director | Chesterfield, MO |
| Michael Caspani | Executive Officer | Chesterfield, MO |
| Nicolas Fortin | Executive Officer | Chesterfield, MO |
| Michael Kanan | Executive Officer | Chesterfield, MO |

## More

- [CIK 2089882 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2089882&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0002089882-25-000001.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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