---
title: "B D SIAU LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/f78ce47b-9701-5dfa-85da-8cd90ea21988
json: https://whiteintel.dev/api/public/dossier/f78ce47b-9701-5dfa-85da-8cd90ea21988
identifier: oo:GB-COH-12254063
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# B D SIAU LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-12254063`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/f78ce47b-9701-5dfa-85da-8cd90ea21988  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/f78ce47b-9701-5dfa-85da-8cd90ea21988  

## Ownership & control

### Owners / controllers

- **Mr Derrick Siau** (beneficial owner) — 100% — https://whiteintel.dev/entity/fc678c36-c7b0-519e-8aec-9526ab54b4d1
- **Fd Secretarial Ltd** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/4bfa81d3-a72b-46d8-8bf2-cb2f4123661d
- **Mr Derrick Siau** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/d5c2bf5d-3279-4260-a685-1cf9609aba29

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

1. **Mr Derrick Siau** — beneficial owner 100% → *B D SIAU LTD*
1. **Fd Secretarial Ltd** — beneficial owner 87.5% → *B D SIAU LTD*
1. **Mr Derrick Siau** — beneficial owner 87.5% → *B D SIAU LTD*

## Company profile (live · UK Companies House)

- **Company number:** `12254063`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2019-10-10
- **Registered office:** 77 School Lane, Didsbury, Manchester, M20 6WN, United Kingdom
- **SIC:** 86220

### Officers

- YET, Leh Hua — secretary · appointed 2019-10-11
- SIAU, Derrick — director · British · appointed 2019-10-11
- DUKE, Michael — director · British · appointed 2019-10-10 · resigned 2019-10-10

### Beneficial owners (Persons with Significant Control)

- Mr Derrick Siau — 75–100% shares · individual PSC · United Kingdom — since 2019-10-11
- [Fd Secretarial Ltd](https://whiteintel.dev/entity/4bfa81d3-a72b-46d8-8bf2-cb2f4123661d) — 75–100% shares · corporate PSC · United Kingdom — ceased 2019-10-11

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/12254063
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/12254063

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **B D SIAU LTD**. Human view: https://whiteintel.dev/entity/f78ce47b-9701-5dfa-85da-8cd90ea21988 · Structured JSON: https://whiteintel.dev/api/public/dossier/f78ce47b-9701-5dfa-85da-8cd90ea21988._

_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"._