---
title: "STEIN HAYLEY — Ownership Dossier"
canonical: https://whiteintel.dev/entity/142dde86-e68a-5e1d-a9eb-0275ca7d365f
json: https://whiteintel.dev/api/public/dossier/142dde86-e68a-5e1d-a9eb-0275ca7d365f
identifier: sec:0001565246
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# STEIN HAYLEY

**Type:** Company  
**Jurisdiction:** US  
**Identifier:** `sec:0001565246`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/142dde86-e68a-5e1d-a9eb-0275ca7d365f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/142dde86-e68a-5e1d-a9eb-0275ca7d365f  

## Ownership & control

### Holdings / subsidiaries

- **BLACKSTONE ALTERNATIVE ALPHA FUND II** (officer) — https://whiteintel.dev/entity/4bfdb36d-6d83-58e9-b043-87aa9f869fdd
- **BLACKSTONE ALTERNATIVE ALPHA MASTER FUND** (officer) — https://whiteintel.dev/entity/6326cc50-458d-5f7d-bc7f-f0c0034d7965
- **BLACKSTONE ALTERNATIVE ALPHA FUND** (officer) — https://whiteintel.dev/entity/baead6a0-86f3-55bb-8a59-88674da1b30f

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **STEIN HAYLEY**. Human view: https://whiteintel.dev/entity/142dde86-e68a-5e1d-a9eb-0275ca7d365f · Structured JSON: https://whiteintel.dev/api/public/dossier/142dde86-e68a-5e1d-a9eb-0275ca7d365f._

_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"._