---
title: "RUCKELSHAUS WILLIAM J — Ownership Dossier"
canonical: https://whiteintel.dev/entity/f57f2cde-bf7b-579d-89d8-8d2370113ed3
json: https://whiteintel.dev/api/public/dossier/f57f2cde-bf7b-579d-89d8-8d2370113ed3
identifier: sec:0001335591
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# RUCKELSHAUS WILLIAM J

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001335591`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/f57f2cde-bf7b-579d-89d8-8d2370113ed3  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/f57f2cde-bf7b-579d-89d8-8d2370113ed3  

## Ownership & control

### Holdings / subsidiaries

- **Expedia Group, Inc.** (officer) — https://whiteintel.dev/entity/9682efa2-f400-5e77-b6b0-88bb9c0fc2e1
- **AVANTAX, INC.** (officer) — https://whiteintel.dev/entity/d1ccff67-053b-5311-9e4a-51c4601ff055
- **AVANTAX, INC.** (director) — https://whiteintel.dev/entity/d1ccff67-053b-5311-9e4a-51c4601ff055

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **RUCKELSHAUS WILLIAM J**. Human view: https://whiteintel.dev/entity/f57f2cde-bf7b-579d-89d8-8d2370113ed3 · Structured JSON: https://whiteintel.dev/api/public/dossier/f57f2cde-bf7b-579d-89d8-8d2370113ed3._

_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"._