---
title: "JEFFREY A. HAMMER — Ownership Dossier"
canonical: https://whiteintel.dev/entity/31b79751-338c-587b-b668-e28c52d0122b
json: https://whiteintel.dev/api/public/dossier/31b79751-338c-587b-b668-e28c52d0122b
identifier: sec:0001442477
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# JEFFREY A. HAMMER

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001442477`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/31b79751-338c-587b-b668-e28c52d0122b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/31b79751-338c-587b-b668-e28c52d0122b  

## Ownership & control

### Holdings / subsidiaries

- **PEERLESS SYSTEMS CORP** (director) — https://whiteintel.dev/entity/e2444ed9-4ee4-5bee-b7a1-2b0cf314b4e6

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **JEFFREY A. HAMMER**. Human view: https://whiteintel.dev/entity/31b79751-338c-587b-b668-e28c52d0122b · Structured JSON: https://whiteintel.dev/api/public/dossier/31b79751-338c-587b-b668-e28c52d0122b._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._