---
title: "ORTHOSURGEON LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d4d8915d-5725-5b03-a8d4-b34f2eb855fa
json: https://whiteintel.dev/api/public/dossier/d4d8915d-5725-5b03-a8d4-b34f2eb855fa
identifier: oo:GB-COH-08522761
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ORTHOSURGEON LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-08522761`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d4d8915d-5725-5b03-a8d4-b34f2eb855fa  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d4d8915d-5725-5b03-a8d4-b34f2eb855fa  

## Cross-source identity

The same real-world entity, resolved across sources:

- **ORTHOSURGEON LIMITED** — GLEIF · `lei:9845003PA48FAC470990` — https://whiteintel.dev/entity/ecaa79b5-4244-527f-82a0-f53ec4a67230

## Ownership & control

### Owners / controllers

- **Ms Chhaya Bhattacharya** (beneficial owner) — 50% — https://whiteintel.dev/entity/dd698cab-7cb8-52ff-855e-ca8ed34c70ba
- **Dr Rukma Bhattacharya** (beneficial owner) — 50% — https://whiteintel.dev/entity/e6b68bc7-d211-5459-81ec-b10a51ce02f1
- **Prof Rajarshi Bhattacharya** (beneficial owner) — 50% — https://whiteintel.dev/entity/5649c51d-164e-534e-a5f7-aea5b7e0d6f7
- **Prof Rajarshi Bhattacharya** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/0685325a-2b40-496b-ace1-ce45820b53ed
- **Ms Rukma Bhattacharya** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/3df6174a-fbee-431f-9ab3-71f249c9814d
- **Dr Rukma Bhattacharya** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/1d35689e-c7d0-436f-b7a4-52ce93783af5
- **Ms Chhaya Bhattacharya** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/d65f312f-9e3a-4f6a-9cf3-111ffdcc6d45

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

A **7-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:** `08522761`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2013-05-09
- **Registered office:** 4th Floor Fitzrovia House, 153-157 Cleveland Street, London, W1T 6QW, England
- **SIC:** 64991, 86220

### Officers

- BHATTACHARYA, Rajarshi, Prof — director · British · appointed 2013-05-09
- BHATTACHARYA, Rukma — director · British · appointed 2020-05-16
- BHARDWAJ, Ashok Kumar — director · British · appointed 2013-05-09 · resigned 2013-05-09
- BHATTACHARYA, Chhaya — director · Indian · appointed 2020-05-16 · resigned 2021-06-01

### Beneficial owners (Persons with Significant Control)

- Dr Rukma Bhattacharya — 25–50% shares · individual PSC · England — since 2023-06-03
- Prof Rajarshi Bhattacharya — 25–50% shares · individual PSC · England — since 2017-05-01
- Ms Chhaya Bhattacharya — 25–50% shares · individual PSC · England — ceased 2021-06-01
- Ms Rukma Bhattacharya — 25–50% shares · individual PSC · England — ceased 2020-05-16

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/08522761
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/08522761

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ORTHOSURGEON LIMITED**. Human view: https://whiteintel.dev/entity/d4d8915d-5725-5b03-a8d4-b34f2eb855fa · Structured JSON: https://whiteintel.dev/api/public/dossier/d4d8915d-5725-5b03-a8d4-b34f2eb855fa._

_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"._