---
title: "WILLIAM HARWELL LYON 1987 TRUST — Ownership Dossier"
canonical: https://whiteintel.dev/entity/f3b03fe5-d0f8-5a99-98eb-37809a242589
json: https://whiteintel.dev/api/public/dossier/f3b03fe5-d0f8-5a99-98eb-37809a242589
identifier: sec:0001170213
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# WILLIAM HARWELL LYON 1987 TRUST

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001170213`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/f3b03fe5-d0f8-5a99-98eb-37809a242589  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/f3b03fe5-d0f8-5a99-98eb-37809a242589  

## Ownership & control

### Holdings / subsidiaries

- **PRESLEY COMPANIES/NEW** (tenpercentowner) — https://whiteintel.dev/entity/a4fa1464-1e90-5ff2-b879-3857e5a47063

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **WILLIAM HARWELL LYON 1987 TRUST**. Human view: https://whiteintel.dev/entity/f3b03fe5-d0f8-5a99-98eb-37809a242589 · Structured JSON: https://whiteintel.dev/api/public/dossier/f3b03fe5-d0f8-5a99-98eb-37809a242589._

_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"._