---
title: "Butler John P. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/1b992f48-6b4f-5475-9a22-8501b889a679
json: https://whiteintel.dev/api/public/dossier/1b992f48-6b4f-5475-9a22-8501b889a679
identifier: sec:0001591467
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Butler John P.

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001591467`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/1b992f48-6b4f-5475-9a22-8501b889a679  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/1b992f48-6b4f-5475-9a22-8501b889a679  

## Ownership & control

### Holdings / subsidiaries

- **Akebia Therapeutics, Inc.** (officer) — https://whiteintel.dev/entity/81ad80e9-07a8-5bdf-a29d-f34402f1d13b
- **Akebia Therapeutics, Inc.** (officer) — https://whiteintel.dev/entity/81ad80e9-07a8-5bdf-a29d-f34402f1d13b
- **Akebia Therapeutics, Inc.** (director) — https://whiteintel.dev/entity/81ad80e9-07a8-5bdf-a29d-f34402f1d13b
- **Akebia Therapeutics, Inc.** (officer) — https://whiteintel.dev/entity/81ad80e9-07a8-5bdf-a29d-f34402f1d13b
- **ZYNERBA PHARMACEUTICALS, INC.** (director) — https://whiteintel.dev/entity/998dda9d-70e5-5581-9938-98f91ecd6575
- **KERYX BIOPHAMAEUTICALS INC** (director) — https://whiteintel.dev/entity/bd3a82f7-ca3e-527d-a069-ae188156d413
- **RELYPSA INC** (director) — https://whiteintel.dev/entity/e8b00180-23b6-519b-8d25-65fd27072755

## 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 **Butler John P.** — https://whiteintel.dev/entity/1b992f48-6b4f-5475-9a22-8501b889a679 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Butler John P.**. Human view: https://whiteintel.dev/entity/1b992f48-6b4f-5475-9a22-8501b889a679 · Structured JSON: https://whiteintel.dev/api/public/dossier/1b992f48-6b4f-5475-9a22-8501b889a679._

_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"._