---
title: "RAMIUS ENTERPRISE MASTER FUND LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cfed4ad4-8d7f-5af1-b2d9-29d80ebe9c6a
json: https://whiteintel.dev/api/public/dossier/cfed4ad4-8d7f-5af1-b2d9-29d80ebe9c6a
identifier: sec:0001418492
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# RAMIUS ENTERPRISE MASTER FUND LTD

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001418492`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cfed4ad4-8d7f-5af1-b2d9-29d80ebe9c6a  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cfed4ad4-8d7f-5af1-b2d9-29d80ebe9c6a  

## Ownership & control

### Holdings / subsidiaries

- **RAND ACQUISITION CORP** (tenpercentowner) — https://whiteintel.dev/entity/32fc64ba-de28-537c-b731-1973dbe1213a
- **ESSEX RENTAL CORP.** (tenpercentowner) — https://whiteintel.dev/entity/c1affc73-1898-533f-a3d0-766436b81e96
- **IMMERSION CORP** (tenpercentowner) — https://whiteintel.dev/entity/a5afaedf-e175-51e7-9de4-8cea83866277
- **PHOENIX TECHNOLOGIES LTD** (tenpercentowner) — https://whiteintel.dev/entity/7827e914-6573-5d46-b67e-c3d01812c871
- **TOLLGRADE COMMUNICATIONS INC \PA\** (tenpercentowner) — https://whiteintel.dev/entity/d9f3b42f-27aa-5de7-9273-4626f7f27a21
- **TEXAS PETROCHEMICALS INC.** (tenpercentowner) — https://whiteintel.dev/entity/99cb88a1-4513-5d4f-bcd1-50b4e4b790c7
- **CPI CORP** (tenpercentowner) — https://whiteintel.dev/entity/956d9a78-29b5-5c2c-ab58-9dadab87c9ef
- **AGILYSYS INC** (tenpercentowner) — https://whiteintel.dev/entity/e92f3944-f012-5a75-ae24-92254ca00d13
- **KENSEY NASH CORP** (director) — https://whiteintel.dev/entity/91185b83-e2e9-52dc-8459-5866f7b83b3a
- **S1 CORP /DE/** (tenpercentowner) — https://whiteintel.dev/entity/d3dae5e4-1703-5276-a4dd-8039efe882fa
- **KENSEY NASH CORP** (tenpercentowner) — https://whiteintel.dev/entity/91185b83-e2e9-52dc-8459-5866f7b83b3a
- **APPLIED VOICE TECHNOLOGY INC /WA/** (tenpercentowner) — https://whiteintel.dev/entity/b7ec8ee9-3abf-59ea-bf82-9847d1c7b7eb

…and **4** more subsidiaries/holdings. Resolve the full list with `get_dossier` on the WhiteIntel MCP (`npx -y @whiteintel/mcp-server`) or a one-off dossier — https://whiteintel.dev/pricing.

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **RAMIUS ENTERPRISE MASTER FUND LTD** — https://whiteintel.dev/entity/cfed4ad4-8d7f-5af1-b2d9-29d80ebe9c6a · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **RAMIUS ENTERPRISE MASTER FUND LTD**. Human view: https://whiteintel.dev/entity/cfed4ad4-8d7f-5af1-b2d9-29d80ebe9c6a · Structured JSON: https://whiteintel.dev/api/public/dossier/cfed4ad4-8d7f-5af1-b2d9-29d80ebe9c6a._

_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"._