---
title: "HAGG JOHN A — Ownership Dossier"
canonical: https://whiteintel.dev/entity/dd5e7d0f-189b-5e98-86ca-15e99f092ece
json: https://whiteintel.dev/api/public/dossier/dd5e7d0f-189b-5e98-86ca-15e99f092ece
identifier: sec:0001094528
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HAGG JOHN A

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001094528`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/dd5e7d0f-189b-5e98-86ca-15e99f092ece  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/dd5e7d0f-189b-5e98-86ca-15e99f092ece  

## Ownership & control

### Holdings / subsidiaries

- **BERRY PETROLEUM CO** (other) — https://whiteintel.dev/entity/1443cc85-df75-57a6-8945-6a149c550bcd
- **WILLIAMS COMPANIES, INC.** (director) — https://whiteintel.dev/entity/1a37f6d0-d120-51ba-a7fb-959519c9211b

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HAGG JOHN A**. Human view: https://whiteintel.dev/entity/dd5e7d0f-189b-5e98-86ca-15e99f092ece · Structured JSON: https://whiteintel.dev/api/public/dossier/dd5e7d0f-189b-5e98-86ca-15e99f092ece._

_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"._