---
title: "MASON CAPITAL MANAGEMENT LLC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/fe5a0d08-68a3-50ce-9fec-4ad83088bbcd
json: https://whiteintel.dev/api/public/dossier/fe5a0d08-68a3-50ce-9fec-4ad83088bbcd
identifier: sec:0001218735
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MASON CAPITAL MANAGEMENT LLC

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001218735`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/fe5a0d08-68a3-50ce-9fec-4ad83088bbcd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/fe5a0d08-68a3-50ce-9fec-4ad83088bbcd  

## Ownership & control

### Holdings / subsidiaries

- **LEGATO MERGER CORP.** (tenpercentowner) — https://whiteintel.dev/entity/4bd4f482-7d1e-5507-8898-a8d2953dc2bc
- **MASON INDUSTRIAL TECHNOLOGY, INC.** (director) — https://whiteintel.dev/entity/3c074ec0-78b3-5e9f-b774-41c2af57f685
- **MASON INDUSTRIAL TECHNOLOGY, INC.** (tenpercentowner) — https://whiteintel.dev/entity/3c074ec0-78b3-5e9f-b774-41c2af57f685
- **BWX Technologies, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/3a87b67e-3f19-5d05-b163-e0ca391717d0
- **Clear Channel Outdoor Holdings, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/de0ac67e-ba10-544f-bb9c-6891cf42407e

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MASON CAPITAL MANAGEMENT LLC**. Human view: https://whiteintel.dev/entity/fe5a0d08-68a3-50ce-9fec-4ad83088bbcd · Structured JSON: https://whiteintel.dev/api/public/dossier/fe5a0d08-68a3-50ce-9fec-4ad83088bbcd._

_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"._