---
title: "SYNEOS HEALTH BA LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/0e76859a-9e80-50cb-a118-e3e26d02eded
json: https://whiteintel.dev/api/public/dossier/0e76859a-9e80-50cb-a118-e3e26d02eded
identifier: oo:GB-COH-13084253
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SYNEOS HEALTH BA LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-13084253`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/0e76859a-9e80-50cb-a118-e3e26d02eded  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/0e76859a-9e80-50cb-a118-e3e26d02eded  

## Ownership & control

### Owners / controllers

- **Syneos Health Us, Inc.** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/54deaa51-05f0-4da2-8413-1f37df1e4078

### Holdings / subsidiaries

- **ILLINGWORTH RESEARCH GROUP LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/c1f54847-a95d-51df-a840-d773d9abf6ac
- **ILLINGWORTH RESEARCH GROUP LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/c1f54847-a95d-51df-a840-d773d9abf6ac

### 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:** `13084253`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2020-12-16
- **Registered office:** Farnborough Business Park, 1 Pinehurst Road, Farnborough, Hampshire, GU14 7BF, United Kingdom
- **SIC:** 82990

### Officers

- [CITCO MANAGEMENT (UK) LIMITED](https://whiteintel.dev/entity/ab77624d-486e-58ba-bdeb-ab56012479d0) — corporate secretary · appointed 2024-09-01
- SINGH, Nyla Natalie Donna Maria — director · British · appointed 2020-12-16

### Beneficial owners (Persons with Significant Control)

- [Syneos Health Us, Inc.](https://whiteintel.dev/entity/54deaa51-05f0-4da2-8413-1f37df1e4078) — 75–100% shares · corporate PSC · United States — ceased 2023-09-28

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13084253
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/13084253

## 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 **SYNEOS HEALTH BA LIMITED** — https://whiteintel.dev/entity/0e76859a-9e80-50cb-a118-e3e26d02eded · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SYNEOS HEALTH BA LIMITED**. Human view: https://whiteintel.dev/entity/0e76859a-9e80-50cb-a118-e3e26d02eded · Structured JSON: https://whiteintel.dev/api/public/dossier/0e76859a-9e80-50cb-a118-e3e26d02eded._

_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"._