---
title: "WINKLER MICHAEL L — Ownership Dossier"
canonical: https://whiteintel.dev/entity/7ad9b1d1-b95e-5259-af0e-1121b82bbc50
json: https://whiteintel.dev/api/public/dossier/7ad9b1d1-b95e-5259-af0e-1121b82bbc50
identifier: sec:0001529850
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# WINKLER MICHAEL L

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001529850`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/7ad9b1d1-b95e-5259-af0e-1121b82bbc50  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/7ad9b1d1-b95e-5259-af0e-1121b82bbc50  

## Ownership & control

### Holdings / subsidiaries

- **U.S. SILICA HOLDINGS, INC.** (officer) — https://whiteintel.dev/entity/20466f3c-40a9-55ff-bb00-f7fa664bfb92

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **WINKLER MICHAEL L**. Human view: https://whiteintel.dev/entity/7ad9b1d1-b95e-5259-af0e-1121b82bbc50 · Structured JSON: https://whiteintel.dev/api/public/dossier/7ad9b1d1-b95e-5259-af0e-1121b82bbc50._

_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"._