---
title: "BLACKSTONE SIDE-BY-SIDE UMBRELLA PARTNERSHIP L.P. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e64dfd23-6eae-57c5-b662-308d9ed6b2dd
json: https://whiteintel.dev/api/public/dossier/e64dfd23-6eae-57c5-b662-308d9ed6b2dd
identifier: sec:0001663886
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BLACKSTONE SIDE-BY-SIDE UMBRELLA PARTNERSHIP L.P.

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001663886`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e64dfd23-6eae-57c5-b662-308d9ed6b2dd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e64dfd23-6eae-57c5-b662-308d9ed6b2dd  

## Ownership & control

### Holdings / subsidiaries

- **Alight, Inc. / Delaware** (tenpercentowner) — https://whiteintel.dev/entity/44be22a0-ed40-5e6c-9e85-4d5bef421c92
- **VINE ENERGY INC.** (tenpercentowner) — https://whiteintel.dev/entity/6c7438a2-bd03-5bc7-a104-1cc98bea6309
- **EXPAND ENERGY Corp** (tenpercentowner) — https://whiteintel.dev/entity/4a057b6f-c658-524b-a95e-b4cf5fc542f6

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BLACKSTONE SIDE-BY-SIDE UMBRELLA PARTNERSHIP L.P.**. Human view: https://whiteintel.dev/entity/e64dfd23-6eae-57c5-b662-308d9ed6b2dd · Structured JSON: https://whiteintel.dev/api/public/dossier/e64dfd23-6eae-57c5-b662-308d9ed6b2dd._

_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"._