# Compact Membrane Systems, Inc. — Form D

Compact Membrane Systems, Inc. of NEW CASTLE, DE, a company, filed a Form D exempt-offering notice with the SEC on 2025-12-04. The offering totals $20.0M, of which $10.3M was reported sold. Industry: Other Technology.

## Offering

- Filed: 2025-12-04
- Form: D
- Accession: 0001975037-25-000003
- Industry: Other Technology
- Exemptions: 06b
- Total offering: $20.0M
- Amount sold: $10.3M
- Remaining: $9.7M
- Investors: 4
- Date of first sale: 2025-11-24
- Security types: equity
- Revenue range: Decline to Disclose
- SEC file number: 021-565788

## Issuer

- Name: Compact Membrane Systems, Inc.
- CIK: 0001975037
- Entity type: Corporation
- Jurisdiction: DELAWARE
- Address: 15 READS WAY, NEW CASTLE, DE, 19720
- Phone: 302-999-7996

## Officers, directors & promoters (7)

| Name | Role | Location |
| --- | --- | --- |
| Chris Erickson | Director | New Castle, DE |
| Erica Nemser | Director | New Castle, DE |
| Guido Radaelli | Director | New Castle, DE |
| Tony Sun | Director | New Castle, DE |
| Erica Nemser | Executive Officer | New Castle, DE |
| Bill Charlton | Executive Officer | Newport, DE |
| Bennett Nemser | Director | Newport, DE |

## Other filings by this issuer (2)

| Filed | Form | Offering | Sold |
| --- | --- | --- | --- |
| [2023-08-04](https://search.stillhousedata.com/formd/0001878646-23-000025) | D/A | $18.9M | $16.5M |
| [2023-04-28](https://search.stillhousedata.com/formd/0001878646-23-000017) | D | $18.9M | $12.5M |

## More

- [CIK 1975037 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1975037&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0001975037-25-000003.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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