# Mason Street Training, Inc. — Form D

Mason Street Training, Inc. of GREENWICH, CT, a company, filed a Form D exempt-offering notice with the SEC on 2026-05-18. The offering totals $4.0M. Industry: Other.

## Offering

- Filed: 2026-05-18
- Form: D
- Accession: 0002081111-26-000124
- Industry: Other
- Exemptions: 06b
- Total offering: $4.0M
- Remaining: $4.0M
- Revenue range: Decline to Disclose
- SEC file number: 021-584351

## Issuer

- Name: Mason Street Training, Inc.
- CIK: 0002134799
- Entity type: Corporation
- Jurisdiction: DELAWARE
- Address: 67 MASON STREET, 2ND FLOOR, GREENWICH, CT, 06830
- Phone: 203-602-4235

## Officers, directors & promoters (4)

| Name | Role | Location |
| --- | --- | --- |
| Charles Ahl | Related Person | GREENWICH, CT |
| Emanuel Citron | Related Person | GREENWICH, CT |
| Michael Pertnoy | Related Person | GREENWICH, CT |
| Jeremy Snepar | Related Person | GREENWICH, CT |

## More

- [CIK 2134799 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2134799&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/formd/0002081111-26-000124.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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