---
title: "SHEAHAN MARK W — Ownership Dossier"
canonical: https://whiteintel.dev/entity/56315d26-158a-5d24-89bf-985f64abddcf
json: https://whiteintel.dev/api/public/dossier/56315d26-158a-5d24-89bf-985f64abddcf
identifier: sec:0001190815
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SHEAHAN MARK W

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001190815`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/56315d26-158a-5d24-89bf-985f64abddcf  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/56315d26-158a-5d24-89bf-985f64abddcf  

## Ownership & control

### Holdings / subsidiaries

- **GRACO INC** (officer) — https://whiteintel.dev/entity/ab3708cb-e4eb-5eb6-8346-18e0c8ae39e6
- **GRACO INC** (officer) — https://whiteintel.dev/entity/ab3708cb-e4eb-5eb6-8346-18e0c8ae39e6
- **GRACO INC** (officer) — https://whiteintel.dev/entity/ab3708cb-e4eb-5eb6-8346-18e0c8ae39e6
- **TENNANT CO** (director) — https://whiteintel.dev/entity/de9409a4-2a8a-51ae-9a4c-f82b3a9e918a
- **GRACO INC** (director) — https://whiteintel.dev/entity/ab3708cb-e4eb-5eb6-8346-18e0c8ae39e6

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SHEAHAN MARK W**. Human view: https://whiteintel.dev/entity/56315d26-158a-5d24-89bf-985f64abddcf · Structured JSON: https://whiteintel.dev/api/public/dossier/56315d26-158a-5d24-89bf-985f64abddcf._

_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"._