---
title: "PIONEER DRILLING CO — Ownership Dossier"
canonical: https://whiteintel.dev/entity/33ec900f-c1be-57ba-b2d4-d54f415de9dd
json: https://whiteintel.dev/api/public/dossier/33ec900f-c1be-57ba-b2d4-d54f415de9dd
identifier: sec:0000320575
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# PIONEER DRILLING CO

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0000320575`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/33ec900f-c1be-57ba-b2d4-d54f415de9dd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/33ec900f-c1be-57ba-b2d4-d54f415de9dd  

## Ownership & control

### Owners / controllers

- **EXPAND ENERGY Corp** (tenpercentowner) — https://whiteintel.dev/entity/4a057b6f-c658-524b-a95e-b4cf5fc542f6
- **AMERICAN SECURITIES LLC** (tenpercentowner) — https://whiteintel.dev/entity/0165e9bf-0e3b-5b1a-9704-3c9937775fa1
- **ASCRIBE ASSOCIATES III, LLC** (tenpercentowner) — https://whiteintel.dev/entity/75452161-bc05-5a3b-aac0-d2b834255e8e
- **AMERICAN SECURITIES OPPORTUNITIES FUND III(B), L.P.** (tenpercentowner) — https://whiteintel.dev/entity/6e2e2554-99dd-582e-a0b7-0f5102f21604
- **ASCRIBE III INVESTMENTS LLC** (tenpercentowner) — https://whiteintel.dev/entity/199032ba-452f-5da9-a3c1-f9caaeafc199
- **ASCRIBE CAPITAL LLC** (tenpercentowner) — https://whiteintel.dev/entity/c4713687-180a-5bb3-a0ee-64c38bc74142
- **AMERICAN SECURITIES OPPORTUNITIES FUND III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/8f530b86-7fa8-5aaf-b02b-4c054eb8a199
- **FARES ISSAM M** (tenpercentowner) — https://whiteintel.dev/entity/e997cbc4-55b6-5e4d-853f-5493793be595
- **PEBBLETON CORP N V** (tenpercentowner) — https://whiteintel.dev/entity/3ddbdf47-3691-53f9-83e5-b9c11eca9646

### UBO chain (walk to the ultimate owner)

A **578-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PIONEER DRILLING CO**. Human view: https://whiteintel.dev/entity/33ec900f-c1be-57ba-b2d4-d54f415de9dd · Structured JSON: https://whiteintel.dev/api/public/dossier/33ec900f-c1be-57ba-b2d4-d54f415de9dd._

_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"._