---
title: "WALSH MARK A — Ownership Dossier"
canonical: https://whiteintel.dev/entity/fc07b330-48df-57c5-92fc-1c8b27bb33a5
json: https://whiteintel.dev/api/public/dossier/fc07b330-48df-57c5-92fc-1c8b27bb33a5
identifier: sec:0001214575
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# WALSH MARK A

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001214575`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/fc07b330-48df-57c5-92fc-1c8b27bb33a5  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/fc07b330-48df-57c5-92fc-1c8b27bb33a5  

## Ownership & control

### Holdings / subsidiaries

- **TETRA TECH INC** (officer) — https://whiteintel.dev/entity/379e30fe-63ee-5fe3-ab10-1138640088dd
- **NU RIDE INC.** (director) — https://whiteintel.dev/entity/917ca968-bf12-51b2-92eb-5e31cae5b338

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **WALSH MARK A**. Human view: https://whiteintel.dev/entity/fc07b330-48df-57c5-92fc-1c8b27bb33a5 · Structured JSON: https://whiteintel.dev/api/public/dossier/fc07b330-48df-57c5-92fc-1c8b27bb33a5._

_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"._