---
title: "MACK MARY T — Ownership Dossier"
canonical: https://whiteintel.dev/entity/53e47ca8-aaca-5685-9757-48b8711592cf
json: https://whiteintel.dev/api/public/dossier/53e47ca8-aaca-5685-9757-48b8711592cf
identifier: sec:0001689162
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MACK MARY T

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001689162`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/53e47ca8-aaca-5685-9757-48b8711592cf  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/53e47ca8-aaca-5685-9757-48b8711592cf  

## Ownership & control

### Holdings / subsidiaries

- **MARTIN MARIETTA MATERIALS INC** (director) — https://whiteintel.dev/entity/85a522af-98e3-58dd-9477-088f3dd7f30e
- **WELLS FARGO & COMPANY/MN** (officer) — https://whiteintel.dev/entity/8b16f41e-ca56-5ea9-8c49-417eb7305159

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MACK MARY T**. Human view: https://whiteintel.dev/entity/53e47ca8-aaca-5685-9757-48b8711592cf · Structured JSON: https://whiteintel.dev/api/public/dossier/53e47ca8-aaca-5685-9757-48b8711592cf._

_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"._