---
title: "Toth Robert B — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cfd4072b-4105-5622-8d49-b5bb9ca3816e
json: https://whiteintel.dev/api/public/dossier/cfd4072b-4105-5622-8d49-b5bb9ca3816e
identifier: sec:0001392923
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Toth Robert B

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001392923`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cfd4072b-4105-5622-8d49-b5bb9ca3816e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cfd4072b-4105-5622-8d49-b5bb9ca3816e  

## Ownership & control

### Holdings / subsidiaries

- **MATERION Corp** (director) — https://whiteintel.dev/entity/2ee013a2-09fa-5940-9717-1feb26847be9
- **SPX Technologies, Inc.** (director) — https://whiteintel.dev/entity/c1bf681d-5523-5373-94ff-0b5597cbabac
- **MATERION Corp** (director) — https://whiteintel.dev/entity/2ee013a2-09fa-5940-9717-1feb26847be9
- **Ecovyst Inc.** (director) — https://whiteintel.dev/entity/5c5f502f-7fd2-570f-958b-d776846a5a19
- **POLYPORE INTERNATIONAL, INC.** (director) — https://whiteintel.dev/entity/5b4849b9-74e7-5ed8-b5e1-af5895375d23
- **POLYPORE INTERNATIONAL, INC.** (officer) — https://whiteintel.dev/entity/5b4849b9-74e7-5ed8-b5e1-af5895375d23

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Toth Robert B**. Human view: https://whiteintel.dev/entity/cfd4072b-4105-5622-8d49-b5bb9ca3816e · Structured JSON: https://whiteintel.dev/api/public/dossier/cfd4072b-4105-5622-8d49-b5bb9ca3816e._

_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"._