---
title: "Mainstream Staff Supplies Limited — Ownership Dossier"
canonical: https://whiteintel.dev/entity/df29e229-adf3-45ef-8dca-340ab90562fe
json: https://whiteintel.dev/api/public/dossier/df29e229-adf3-45ef-8dca-340ab90562fe
identifier: gb-coh:03936517
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mainstream Staff Supplies Limited

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:03936517`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/df29e229-adf3-45ef-8dca-340ab90562fe  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/df29e229-adf3-45ef-8dca-340ab90562fe  

## Ownership & control

### Owners / controllers

- **DUNANDUSTED LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/8454010e-a5b6-567f-993b-70425f778ffd
- **Barbourville Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/09306245-27e7-4ffe-a9d7-188498145bb6

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

A **13-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:** `03936517`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 2000-02-29
- **Registered office:** 1 Langley Court, Pyle Street, Newport, Isle Of Wight, PO30 1LA, England
- **SIC:** 78109, 78200

### Officers

- COOMBS, Venetia Anne — director · British · appointed 2015-12-21
- KNOWLES, Graham Michael — director · British · appointed 2001-10-11
- SMITH, Mark Graham — director · British · appointed 2015-12-21
- SMITH, Mark Peter — director · British · appointed 2007-05-01
- CASEY, Gillian Ellen — secretary · British · appointed 2007-01-31 · resigned 2015-12-21
- CASEY, Gillian Ellen — secretary · British · appointed 2002-10-31 · resigned 2004-10-01
- CASEY, John Leroy — secretary · British · appointed 2000-02-29 · resigned 2002-10-31
- SMITH, Mark — secretary · British · appointed 2004-10-01 · resigned 2007-01-31
- PARAMOUNT COMPANY SEARCHES LIMITED — corporate nominee secretary · appointed 2000-02-29 · resigned 2000-02-29
- CASEY, Gillian Ellen — director · British · appointed 2000-02-29 · resigned 2015-12-21
- CASEY, John Leroy — director · British · appointed 2004-10-01 · resigned 2015-12-21
- CASEY, John Leroy — director · British · appointed 2001-10-11 · resigned 2002-10-31
- SMITH, Mark — director · British · appointed 2003-07-29 · resigned 2007-01-31
- PARAMOUNT PROPERTIES (UK) LIMITED — corporate nominee director · appointed 2000-02-29 · resigned 2000-02-29

### Beneficial owners (Persons with Significant Control)

- [Barbourville Limited](https://whiteintel.dev/entity/09306245-27e7-4ffe-a9d7-188498145bb6) — 75–100% shares · corporate PSC · England — since 2020-11-06
- [Mainstream Group Limited](https://whiteintel.dev/entity/8454010e-a5b6-567f-993b-70425f778ffd) — 75–100% shares · corporate PSC · United Kingdom — ceased 2020-11-06

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mainstream Staff Supplies Limited**. Human view: https://whiteintel.dev/entity/df29e229-adf3-45ef-8dca-340ab90562fe · Structured JSON: https://whiteintel.dev/api/public/dossier/df29e229-adf3-45ef-8dca-340ab90562fe._

_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"._