---
title: "Ridloff Elena — Ownership Dossier"
canonical: https://whiteintel.dev/entity/64c4d45e-96cf-547a-9a2d-e84ef9f52355
json: https://whiteintel.dev/api/public/dossier/64c4d45e-96cf-547a-9a2d-e84ef9f52355
identifier: sec:0001772518
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Ridloff Elena

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001772518`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/64c4d45e-96cf-547a-9a2d-e84ef9f52355  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/64c4d45e-96cf-547a-9a2d-e84ef9f52355  

## Ownership & control

### Holdings / subsidiaries

- **Sionna Therapeutics, Inc.** (officer) — https://whiteintel.dev/entity/36003c1e-2a7d-5ea2-a95f-e01c345a874c
- **Sionna Therapeutics, Inc.** (officer) — https://whiteintel.dev/entity/36003c1e-2a7d-5ea2-a95f-e01c345a874c
- **Kymera Therapeutics, Inc.** (director) — https://whiteintel.dev/entity/ee121c9c-c882-5afe-93fb-7abe6b4ca8d7
- **Sionna Therapeutics, Inc.** (officer) — https://whiteintel.dev/entity/36003c1e-2a7d-5ea2-a95f-e01c345a874c
- **KRONOS BIO, INC.** (director) — https://whiteintel.dev/entity/bbb81ce3-3934-54d4-8571-57f684fccd86
- **ACADIA PHARMACEUTICALS INC** (officer) — https://whiteintel.dev/entity/e0daead6-1fdc-534a-ae81-4152b4e37d9f

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Ridloff Elena**. Human view: https://whiteintel.dev/entity/64c4d45e-96cf-547a-9a2d-e84ef9f52355 · Structured JSON: https://whiteintel.dev/api/public/dossier/64c4d45e-96cf-547a-9a2d-e84ef9f52355._

_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"._