---
title: "POSEIDON BIDCO LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e8d30ee5-e111-4f0c-9701-e29df53ab929
json: https://whiteintel.dev/api/public/dossier/e8d30ee5-e111-4f0c-9701-e29df53ab929
identifier: gb-coh:16287324
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# POSEIDON BIDCO LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:16287324`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e8d30ee5-e111-4f0c-9701-e29df53ab929  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e8d30ee5-e111-4f0c-9701-e29df53ab929  

## Ownership & control

### Owners / controllers

- **Blackrock, Inc.** (beneficial owner) — https://whiteintel.dev/entity/05b6d6eb-ff44-4707-a4ba-51d4bf021190

### 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.

## Company profile (live · UK Companies House)

- **Company number:** `16287324`
- **Status:** Active   Proposal to Strike off
- **Type:** Private Limited Company
- **Incorporated:** 2025-03-03
- **Registered office:** C/O GLOBAL INFRASTRUCTURE MANAGEMENT LLP, THE PEAK, 5 WILTON ROAD, LONDON, SW1V 1AN
- **SIC:** 64209 - Activities of other holding companies n.e.c.

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/16287324

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **POSEIDON BIDCO LIMITED**. Human view: https://whiteintel.dev/entity/e8d30ee5-e111-4f0c-9701-e29df53ab929 · Structured JSON: https://whiteintel.dev/api/public/dossier/e8d30ee5-e111-4f0c-9701-e29df53ab929._

_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"._