---
title: "GENENTECH INC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d3df1b86-e293-5196-a0a1-d9bd5f7f0a88
json: https://whiteintel.dev/api/public/dossier/d3df1b86-e293-5196-a0a1-d9bd5f7f0a88
identifier: sec:0000318771
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# GENENTECH INC

**Type:** Company  
**Jurisdiction:** US  
**Identifier:** `sec:0000318771`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d3df1b86-e293-5196-a0a1-d9bd5f7f0a88  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d3df1b86-e293-5196-a0a1-d9bd5f7f0a88  

## Ownership & control

### Owners / controllers

- **DESMOND HELLMANN SUSAN D** (officer) — https://whiteintel.dev/entity/50d44d72-8ba1-5312-9a45-81e35e989d03
- **SCHELLER RICHARD H** (officer) — https://whiteintel.dev/entity/cad002a1-7e26-5962-bffb-8b50217f2ac2
- **YANG PATRICK Y** (officer) — https://whiteintel.dev/entity/1a893385-3d7b-54e5-9669-d8eabca6c297
- **TESSIER-LAVIGNE MARC** (officer) — https://whiteintel.dev/entity/35811681-9dd4-5e6b-9749-2c5d2149262f
- **LEVINSON ARTHUR D** (officer) — https://whiteintel.dev/entity/518823b0-9a83-5011-a986-b2ff0a1a152e
- **ANDREATTA ROBERT E** (officer) — https://whiteintel.dev/entity/c9cb90c1-4cf0-540f-bd22-8a6e8b62ebcb
- **LEVINSON ARTHUR D** (director) — https://whiteintel.dev/entity/518823b0-9a83-5011-a986-b2ff0a1a152e
- **REED DEBRA L** (director) — https://whiteintel.dev/entity/42e850b4-928e-56db-8859-1395cae56a12
- **SANDERS CHARLES A** (director) — https://whiteintel.dev/entity/b4677ca1-d91c-5fc5-ba5d-40a91e323092
- **CLARK IAN T** (officer) — https://whiteintel.dev/entity/a1b9b97f-2bd9-5d8e-8884-9315ebb437f9
- **EBERSMAN DAVID A** (officer) — https://whiteintel.dev/entity/adaf2157-a88e-5e3d-92ff-bb2ad655315e
- **BARRON HAL** (officer) — https://whiteintel.dev/entity/c30f675a-0a24-5ec0-9be9-1b3eb3b5a535
- **BOYER HERBERT W PH D** (director) — https://whiteintel.dev/entity/7be2aa9c-eb6e-5b03-bdac-1ec14704de46
- **JUELSGAARD STEPHEN G** (officer) — https://whiteintel.dev/entity/08f3fa38-5b46-5cbe-9ff4-b3f3d5a63c00
- **GARNICK ROBERT L** (officer) — https://whiteintel.dev/entity/2be37d24-c439-5b44-90c1-6ba6a30499e3
- **WHITING JOHN M** (officer) — https://whiteintel.dev/entity/ba64f9d2-0a67-5721-b65c-e3d5b67ae35c

### Holdings / subsidiaries

- **ALTEON INC /DE** (tenpercentowner) — https://whiteintel.dev/entity/24eee9ce-bb3a-5c8f-9879-1f94fc3cacfc

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

A **16-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.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **GENENTECH INC**. Human view: https://whiteintel.dev/entity/d3df1b86-e293-5196-a0a1-d9bd5f7f0a88 · Structured JSON: https://whiteintel.dev/api/public/dossier/d3df1b86-e293-5196-a0a1-d9bd5f7f0a88._

_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"._