---
title: "Rtw Biotech Opportunities Ltd — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6b1041d6-4f51-58fb-aa96-e272a5cde146
json: https://whiteintel.dev/api/public/dossier/6b1041d6-4f51-58fb-aa96-e272a5cde146
identifier: oo:GB-COH-15458457
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Rtw Biotech Opportunities Ltd

**Type:** Company  
**Identifier:** `oo:GB-COH-15458457`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6b1041d6-4f51-58fb-aa96-e272a5cde146  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6b1041d6-4f51-58fb-aa96-e272a5cde146  

## Ownership & control

### Owners / controllers

- **Rtw Biotech Opportunities Ltd** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/3742ba2d-7b1e-4623-86d5-91b63fd37571

### Holdings / subsidiaries

- **ALS SPV LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/a9c402c0-a4f4-5bf6-a42e-d9c23fe8b6b2
- **ARIX BIOSCIENCE HOLDINGS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/8ef63f45-6d02-53fc-8103-2874f24102ba
- **ARTHURIAN LIFE SCIENCES SPV GP LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/087e6b1d-a887-5041-80e2-309ccb8c9f18
- **ARIX BIOSCIENCE HOLDINGS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/8ef63f45-6d02-53fc-8103-2874f24102ba
- **ALS SPV LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/a9c402c0-a4f4-5bf6-a42e-d9c23fe8b6b2
- **ARTHURIAN LIFE SCIENCES SPV GP LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/087e6b1d-a887-5041-80e2-309ccb8c9f18

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

A **1-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.

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15458457

## 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 **Rtw Biotech Opportunities Ltd** — https://whiteintel.dev/entity/6b1041d6-4f51-58fb-aa96-e272a5cde146 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Rtw Biotech Opportunities Ltd**. Human view: https://whiteintel.dev/entity/6b1041d6-4f51-58fb-aa96-e272a5cde146 · Structured JSON: https://whiteintel.dev/api/public/dossier/6b1041d6-4f51-58fb-aa96-e272a5cde146._

_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"._