---
title: "Climb Bio, Inc. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/8ebdaa25-1d2c-5874-b059-7bbcc43083c6
json: https://whiteintel.dev/api/public/dossier/8ebdaa25-1d2c-5874-b059-7bbcc43083c6
identifier: sec:0001768446
jurisdiction: US
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# Climb Bio, Inc.

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001768446`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/8ebdaa25-1d2c-5874-b059-7bbcc43083c6  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/8ebdaa25-1d2c-5874-b059-7bbcc43083c6  

## Ownership & control

### Owners / controllers

- **Kolchinsky Peter** (tenpercentowner) — https://whiteintel.dev/entity/33b3d577-9112-5c40-8586-a27dae0c41d4
- **RA Capital Healthcare Fund LP** (tenpercentowner) — https://whiteintel.dev/entity/1ef87f50-8834-5b13-90e0-d0c89201e433
- **Shah Rajeev M.** (tenpercentowner) — https://whiteintel.dev/entity/fe8d7e01-c2f7-55ac-b8ce-308630592b3b
- **RA CAPITAL MANAGEMENT, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/8d389c12-372a-5782-93b3-6f36e07414df
- **RA Capital Nexus Fund III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/44a9455f-c70a-5bf1-83b9-a98d8ddc565c
- **RA Capital Nexus Fund, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/95670ca6-c435-502f-9954-17938936934a
- **RA Capital Nexus Fund II, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/d8139aed-5225-59fc-a20a-9e2a98eca337
- **AI ETI LLC** (tenpercentowner) — https://whiteintel.dev/entity/fb634e37-45d9-5433-9ba2-76e730d0b3b4

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

A **47-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.

## 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 **Climb Bio, Inc.** — https://whiteintel.dev/entity/8ebdaa25-1d2c-5874-b059-7bbcc43083c6 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Climb Bio, Inc.**. Human view: https://whiteintel.dev/entity/8ebdaa25-1d2c-5874-b059-7bbcc43083c6 · Structured JSON: https://whiteintel.dev/api/public/dossier/8ebdaa25-1d2c-5874-b059-7bbcc43083c6._

_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"._