---
title: "TAX SYSTEMS HOLDINGS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a732d344-e8f1-50ec-bb13-5542fed25d16
json: https://whiteintel.dev/api/public/dossier/a732d344-e8f1-50ec-bb13-5542fed25d16
identifier: oo:GB-COH-10805509
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# TAX SYSTEMS HOLDINGS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-10805509`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a732d344-e8f1-50ec-bb13-5542fed25d16  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a732d344-e8f1-50ec-bb13-5542fed25d16  

## Ownership & control

### Owners / controllers

- **TAX SYSTEMS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/4929c9b9-290e-5b70-ab94-177dd8520e94

### Holdings / subsidiaries

- **OSMO DATA TECHNOLOGY LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b32956d0-79be-54e4-99eb-444f54aa3cf5
- **OSMO DATA TECHNOLOGY LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/b32956d0-79be-54e4-99eb-444f54aa3cf5
- **TAX COMPUTER SYSTEMS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/b924f6bc-09dc-5bcd-8e04-cea44d441846
- **TAX COMPUTER SYSTEMS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b924f6bc-09dc-5bcd-8e04-cea44d441846

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

A **3-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:** `10805509`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2017-06-06
- **Registered office:** Magna House, First Floor, 18 - 32 London Road, Staines-Upon-Thames, TW18 4BP, England
- **SIC:** 64209

### Officers

- MARTIN, Bruce Michael — director · British · appointed 2021-09-14
- MAYCOCK, Thomas — director · British · appointed 2024-05-09
- DANCER, Andrew John — director · British · appointed 2019-05-22 · resigned 2022-12-13
- GOGGIN, Kevin Paul — director · British · appointed 2017-06-06 · resigned 2019-06-27
- JOHNSTON, Peter Douglas — director · British · appointed 2019-11-27 · resigned 2021-05-31
- LYONS, Gavin Anthony Peter — director · British · appointed 2017-06-06 · resigned 2024-05-09

### Beneficial owners (Persons with Significant Control)

- [Tax Systems Limited](https://whiteintel.dev/entity/4929c9b9-290e-5b70-ab94-177dd8520e94) — 75–100% shares · corporate PSC · United Kingdom — since 2017-06-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/10805509
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/10805509

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **TAX SYSTEMS HOLDINGS LIMITED**. Human view: https://whiteintel.dev/entity/a732d344-e8f1-50ec-bb13-5542fed25d16 · Structured JSON: https://whiteintel.dev/api/public/dossier/a732d344-e8f1-50ec-bb13-5542fed25d16._

_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"._