---
title: "YORKTOWN ENERGY PARTNERS VI LP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6cfd73cc-19cf-5d40-af23-954702deb1c7
json: https://whiteintel.dev/api/public/dossier/6cfd73cc-19cf-5d40-af23-954702deb1c7
identifier: sec:0001347504
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# YORKTOWN ENERGY PARTNERS VI LP

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001347504`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6cfd73cc-19cf-5d40-af23-954702deb1c7  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6cfd73cc-19cf-5d40-af23-954702deb1c7  

## Ownership & control

### Holdings / subsidiaries

- **HALLADOR ENERGY CO** (tenpercentowner) — https://whiteintel.dev/entity/3aac0389-aa0a-56be-b1c8-c0c7c1d30232
- **Riley Exploration Permian, Inc.** (tenpercentowner) — https://whiteintel.dev/entity/0060ca17-71a9-5aed-87a7-9d1b75bb5abd
- **Antero Midstream Corp** (tenpercentowner) — https://whiteintel.dev/entity/931f178d-4f6e-51e9-892d-c606a93d7d92
- **Antero Midstream Corp** (director) — https://whiteintel.dev/entity/931f178d-4f6e-51e9-892d-c606a93d7d92
- **STAR GAS PARTNERS LP** (tenpercentowner) — https://whiteintel.dev/entity/94e4ea3e-57f8-5f2f-a597-85f28ffa90df
- **MID-CON ENERGY PARTNERS, LP** (tenpercentowner) — https://whiteintel.dev/entity/1cc2abf7-0af4-5da4-b39e-ce6c174878a7
- **CARBON ENERGY CORP** (tenpercentowner) — https://whiteintel.dev/entity/f3c15f98-276f-5c19-8c3f-5bdc4b985e94
- **CONCHO RESOURCES INC** (other) — https://whiteintel.dev/entity/597244bd-bded-520f-8243-407ddd3b9ccb
- **CONCHO RESOURCES INC** (tenpercentowner) — https://whiteintel.dev/entity/597244bd-bded-520f-8243-407ddd3b9ccb

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **YORKTOWN ENERGY PARTNERS VI LP** — https://whiteintel.dev/entity/6cfd73cc-19cf-5d40-af23-954702deb1c7 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **YORKTOWN ENERGY PARTNERS VI LP**. Human view: https://whiteintel.dev/entity/6cfd73cc-19cf-5d40-af23-954702deb1c7 · Structured JSON: https://whiteintel.dev/api/public/dossier/6cfd73cc-19cf-5d40-af23-954702deb1c7._

_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"._