---
title: "PROSPERO GROUP HOLDINGS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/604aa1ea-401a-510d-8d51-dc2bf3a1cfb2
json: https://whiteintel.dev/api/public/dossier/604aa1ea-401a-510d-8d51-dc2bf3a1cfb2
identifier: oo:GB-COH-14711542
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# PROSPERO GROUP HOLDINGS LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-14711542`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/604aa1ea-401a-510d-8d51-dc2bf3a1cfb2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/604aa1ea-401a-510d-8d51-dc2bf3a1cfb2  

## Ownership & control

### Owners / controllers

- **Mr Robert James Grays** (beneficial owner) — 50% — https://whiteintel.dev/entity/5519a311-6d1d-57f3-a22b-5a192585e306
- **Mrs Lesley Helene Grays** (beneficial owner) — 50% — https://whiteintel.dev/entity/d36ab1db-abf2-5858-b4c1-2a2635d3c411
- **Mr Robert James Grays** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/886598a3-2cdd-4e47-b365-5025d6061a5f
- **Mrs Lesley Helene Grays** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/a5f88b79-b0da-4d23-9c0e-fcc105a8cf9b

### Holdings / subsidiaries

- **BANQUO LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/0939126e-5434-59c7-8307-8666d6268194
- **PROSPERO LEARNING LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/a7f0618c-6f0b-50c5-bda5-c5cd8ba6f979
- **PROSPERO LEARNING LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/a7f0618c-6f0b-50c5-bda5-c5cd8ba6f979
- **BANQUO LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/0939126e-5434-59c7-8307-8666d6268194
- **HAMNET UK LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/20e67df7-4c1e-4a56-a215-a13e0105c7d7

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

A **4-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:** `14711542`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2023-03-07
- **Registered office:** 3rd Floor 15 Worship Street, London, EC2A 2DT, United Kingdom
- **SIC:** 78109, 78200

### Officers

- GRAYS, Lesley Helene — director · British · appointed 2023-03-07
- GRAYS, Robert James — director · British · appointed 2023-03-07

### Beneficial owners (Persons with Significant Control)

- Mrs Lesley Helene Grays — 25–50% shares · individual PSC · United Kingdom — since 2023-05-25
- Mr Robert James Grays — 25–50% shares · individual PSC · United Kingdom — since 2023-03-07

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/14711542
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/14711542

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PROSPERO GROUP HOLDINGS LIMITED**. Human view: https://whiteintel.dev/entity/604aa1ea-401a-510d-8d51-dc2bf3a1cfb2 · Structured JSON: https://whiteintel.dev/api/public/dossier/604aa1ea-401a-510d-8d51-dc2bf3a1cfb2._

_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"._