---
title: "ZEPHYR HOLDCO, LLC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/00f784f4-e6f1-5e1b-908b-dc1baa26af89
json: https://whiteintel.dev/api/public/dossier/00f784f4-e6f1-5e1b-908b-dc1baa26af89
identifier: sec:0001767951
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ZEPHYR HOLDCO, LLC

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001767951`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/00f784f4-e6f1-5e1b-908b-dc1baa26af89  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/00f784f4-e6f1-5e1b-908b-dc1baa26af89  

## Ownership & control

### Holdings / subsidiaries

- **AMTECH CORP** (tenpercentowner) — https://whiteintel.dev/entity/f9252445-4215-5f0d-a655-8ebb7d0a190e
- **AMTECH CORP** (director) — https://whiteintel.dev/entity/f9252445-4215-5f0d-a655-8ebb7d0a190e

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ZEPHYR HOLDCO, LLC**. Human view: https://whiteintel.dev/entity/00f784f4-e6f1-5e1b-908b-dc1baa26af89 · Structured JSON: https://whiteintel.dev/api/public/dossier/00f784f4-e6f1-5e1b-908b-dc1baa26af89._

_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"._