---
title: "O NEILL MARTHA E — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e4228470-5547-5178-a18b-dfd13dfb583c
json: https://whiteintel.dev/api/public/dossier/e4228470-5547-5178-a18b-dfd13dfb583c
identifier: sec:0001247367
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# O NEILL MARTHA E

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001247367`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e4228470-5547-5178-a18b-dfd13dfb583c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e4228470-5547-5178-a18b-dfd13dfb583c  

## Ownership & control

### Holdings / subsidiaries

- **PENNICHUCK CORP** (director) — https://whiteintel.dev/entity/0d21a728-933f-5326-8c74-0df75943e924
- **PITTSBURGH YOUNGSTOWN & ASHTABULA RAILWA** (director) — https://whiteintel.dev/entity/9277b656-6ba3-552c-885e-678b2659e95b

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **O NEILL MARTHA E**. Human view: https://whiteintel.dev/entity/e4228470-5547-5178-a18b-dfd13dfb583c · Structured JSON: https://whiteintel.dev/api/public/dossier/e4228470-5547-5178-a18b-dfd13dfb583c._

_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"._