---
title: "MY SCIENCE TUTOR LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/532703f3-0b97-5bec-a7be-d58003ffd032
json: https://whiteintel.dev/api/public/dossier/532703f3-0b97-5bec-a7be-d58003ffd032
identifier: oo:GB-COH-16219112
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MY SCIENCE TUTOR LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-16219112`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/532703f3-0b97-5bec-a7be-d58003ffd032  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/532703f3-0b97-5bec-a7be-d58003ffd032  

## Ownership & control

### Owners / controllers

- **Mr Mark Christopher Callacher** (beneficial owner) — 100% — https://whiteintel.dev/entity/bdbe4d57-c666-5534-8918-519e16a3a0b0
- **Mr Mark Christopher Callacher** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/da375b50-f691-4c52-8f0c-46db0d73a6dc

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

A **2-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:** `16219112`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2025-01-30
- **Registered office:** Suite 6a 10 Duke Street, Liverpool, Merseyside, L1 5AS, England
- **SIC:** 85590

### Officers

- CALLACHER, Mark Christopher — director · British · appointed 2025-01-30

### Beneficial owners (Persons with Significant Control)

- Mr Mark Christopher Callacher — 75–100% shares · individual PSC · United Kingdom — since 2025-01-30

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/16219112
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/16219112

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MY SCIENCE TUTOR LTD**. Human view: https://whiteintel.dev/entity/532703f3-0b97-5bec-a7be-d58003ffd032 · Structured JSON: https://whiteintel.dev/api/public/dossier/532703f3-0b97-5bec-a7be-d58003ffd032._

_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"._