---
title: "JOUNCE THERAPEUTICS, INC. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/779ae22f-db7f-5a1a-94bd-bee3b2ea0147
json: https://whiteintel.dev/api/public/dossier/779ae22f-db7f-5a1a-94bd-bee3b2ea0147
identifier: sec:0001640455
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# JOUNCE THERAPEUTICS, INC.

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001640455`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/779ae22f-db7f-5a1a-94bd-bee3b2ea0147  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/779ae22f-db7f-5a1a-94bd-bee3b2ea0147  

## Ownership & control

### Owners / controllers

- **CONCENTRA BIOSCIENCES, LLC** (tenpercentowner) — https://whiteintel.dev/entity/e09af9bb-a60f-57e6-85c9-61c45a08f39e
- **TANG KEVIN** (tenpercentowner) — https://whiteintel.dev/entity/80abbfc2-d5d8-5676-95a3-3e4b69c47d21
- **CONCENTRA MERGER SUB, INC.** (tenpercentowner) — https://whiteintel.dev/entity/b5df742e-7944-5b15-9924-e44e4b67d3cc
- **TANG CAPITAL MANAGEMENT LLC** (tenpercentowner) — https://whiteintel.dev/entity/bd0d3b74-e284-5be3-82a7-08bc162ca3ad
- **TANG CAPITAL PARTNERS LP** (tenpercentowner) — https://whiteintel.dev/entity/7febd5d6-ba93-5ff6-b431-3bd25c63e2b6
- **TEPPER ROBERT I** (tenpercentowner) — https://whiteintel.dev/entity/6735d721-9604-5a65-8546-0d89eed262a7
- **THIRD ROCK VENTURES GP III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/b9effd43-5a98-5075-90d6-b09864f2bb9b
- **TRV GP III, LLC** (tenpercentowner) — https://whiteintel.dev/entity/8f7f96a0-1d9a-5e7c-a13c-6fcfd7b0b63f
- **THIRD ROCK VENTURES III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/aa03f673-84b7-5185-9ceb-15ad7b6d715d
- **STARR KEVIN P** (tenpercentowner) — https://whiteintel.dev/entity/52504d9b-bfef-558c-bbe6-f0cc1c8a5391
- **LEVIN MARK J** (tenpercentowner) — https://whiteintel.dev/entity/149b7695-bfdb-5dfc-a061-ec8c3341e6b8
- **THIRD ROCK VENTURES GP II, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/90ae6993-ec78-5d3b-a24a-5c8b604c5e07
- **THIRD ROCK VENTURES II, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/5cd3242e-7d4d-535b-bf53-a8ccdcdb8068
- **TRV GP II, LLC** (tenpercentowner) — https://whiteintel.dev/entity/f11acde8-30f8-5f7e-9cb3-71713ba691b7
- **GILEAD SCIENCES, INC.** (tenpercentowner) — https://whiteintel.dev/entity/601e55e5-ff7d-5603-a86e-1f1ee799a384
- **CELGENE CORP /DE/** (tenpercentowner) — https://whiteintel.dev/entity/03b6fad1-921d-55db-8db6-ba841fd1a6ac
- **CELGENE SWITZERLAND LLC** (tenpercentowner) — https://whiteintel.dev/entity/745a1384-f258-5807-a51c-fc967c4a45d0
- **HADLEY HARBOR MASTER INVESTORS (CAYMAN) L.P.** (tenpercentowner) — https://whiteintel.dev/entity/d4eb9485-b70f-5c6e-819e-5bfcc942043e

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

A **157-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 **JOUNCE THERAPEUTICS, INC.**. Human view: https://whiteintel.dev/entity/779ae22f-db7f-5a1a-94bd-bee3b2ea0147 · Structured JSON: https://whiteintel.dev/api/public/dossier/779ae22f-db7f-5a1a-94bd-bee3b2ea0147._

_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"._