---
title: "GEFFKEN DANIEL E — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c0702cc3-1cd0-5092-b719-a105bc4aa89f
json: https://whiteintel.dev/api/public/dossier/c0702cc3-1cd0-5092-b719-a105bc4aa89f
identifier: sec:0001314756
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# GEFFKEN DANIEL E

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001314756`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/c0702cc3-1cd0-5092-b719-a105bc4aa89f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c0702cc3-1cd0-5092-b719-a105bc4aa89f  

## Ownership & control

### Holdings / subsidiaries

- **CYBERKINETICS NEUROTECHNOLOGY SYSTEMS, INC.** (director) — https://whiteintel.dev/entity/593c3ad5-a407-5f8d-86e9-ae6dd5ba1aa6
- **CalciMedica, Inc.** (officer) — https://whiteintel.dev/entity/c7ed6606-c932-53d3-a1b4-63ef4d5513a2
- **CERO THERAPEUTICS HOLDINGS, INC.** (officer) — https://whiteintel.dev/entity/2697394b-725e-5a82-b8b3-2ae53dbf37b3
- **ProMIS Neurosciences Inc.** (officer) — https://whiteintel.dev/entity/98eeb01c-4302-5a21-9a01-9393dd5672d0
- **WINDTREE THERAPEUTICS INC /DE/** (director) — https://whiteintel.dev/entity/13c74dc2-de63-5225-8e29-e50e48418ea4
- **Eloxx Pharmaceuticals, Inc.** (officer) — https://whiteintel.dev/entity/9ba1d7fb-a520-56e2-819a-5e2e6eb659ac
- **EFFECTOR THERAPEUTICS, INC.** (officer) — https://whiteintel.dev/entity/46e80e50-89ed-556b-bb94-8235a6d07499
- **ADHERA THERAPEUTICS, INC.** (officer) — https://whiteintel.dev/entity/618851d7-8b74-5399-b04c-53976345528f

## 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 **GEFFKEN DANIEL E** — https://whiteintel.dev/entity/c0702cc3-1cd0-5092-b719-a105bc4aa89f · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **GEFFKEN DANIEL E**. Human view: https://whiteintel.dev/entity/c0702cc3-1cd0-5092-b719-a105bc4aa89f · Structured JSON: https://whiteintel.dev/api/public/dossier/c0702cc3-1cd0-5092-b719-a105bc4aa89f._

_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"._