---
title: "SOUTHWEST OIL & GAS INCOME FUND X-A LP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/0d08f26b-929f-5103-a445-92bc5421afd1
json: https://whiteintel.dev/api/public/dossier/0d08f26b-929f-5103-a445-92bc5421afd1
identifier: sec:0000859905
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SOUTHWEST OIL & GAS INCOME FUND X-A LP

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0000859905`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/0d08f26b-929f-5103-a445-92bc5421afd1  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/0d08f26b-929f-5103-a445-92bc5421afd1  

## Ownership & control

### Owners / controllers

- **SOUTHWEST ROYALTIES INC** (tenpercentowner) — https://whiteintel.dev/entity/0bc126a6-4661-54fa-b11f-8ed7cd52299e
- **CLAYTON WILLIAMS ENERGY INC /DE** (tenpercentowner) — https://whiteintel.dev/entity/8a4e20f0-2946-5247-8904-ae6c4432f9b3

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

A **148-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.

## 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 **SOUTHWEST OIL & GAS INCOME FUND X-A LP** — https://whiteintel.dev/entity/0d08f26b-929f-5103-a445-92bc5421afd1 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SOUTHWEST OIL & GAS INCOME FUND X-A LP**. Human view: https://whiteintel.dev/entity/0d08f26b-929f-5103-a445-92bc5421afd1 · Structured JSON: https://whiteintel.dev/api/public/dossier/0d08f26b-929f-5103-a445-92bc5421afd1._

_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"._