---
title: "GRINSTEIN KEITH — Ownership Dossier"
canonical: https://whiteintel.dev/entity/337afa81-391a-5a56-b2b2-cf145cafbbbd
json: https://whiteintel.dev/api/public/dossier/337afa81-391a-5a56-b2b2-cf145cafbbbd
identifier: sec:0001014801
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# GRINSTEIN KEITH

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001014801`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/337afa81-391a-5a56-b2b2-cf145cafbbbd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/337afa81-391a-5a56-b2b2-cf145cafbbbd  

## Ownership & control

### Holdings / subsidiaries

- **F5, INC.** (director) — https://whiteintel.dev/entity/e48ab638-6984-5df8-8e2c-a246d2a0566b
- **TrueBlue, Inc.** (director) — https://whiteintel.dev/entity/0d384833-084b-544b-9179-758be533305a
- **NEXTERA ENTERPRISES INC** (director) — https://whiteintel.dev/entity/f191af33-25d0-5711-bf15-44641639f493

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **GRINSTEIN KEITH**. Human view: https://whiteintel.dev/entity/337afa81-391a-5a56-b2b2-cf145cafbbbd · Structured JSON: https://whiteintel.dev/api/public/dossier/337afa81-391a-5a56-b2b2-cf145cafbbbd._

_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"._