---
title: "MARGIN CALL LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/581d11ba-e5c9-5ba5-92cf-86060811dc34
json: https://whiteintel.dev/api/public/dossier/581d11ba-e5c9-5ba5-92cf-86060811dc34
identifier: oo:GB-COH-05369035
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# MARGIN CALL LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-05369035`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/581d11ba-e5c9-5ba5-92cf-86060811dc34  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/581d11ba-e5c9-5ba5-92cf-86060811dc34  

## Ownership & control

### Owners / controllers

- **Ms Alison Ward** (beneficial owner) — 50% — https://whiteintel.dev/entity/be363f5f-b6d5-52dc-baa4-79e8e9e193f7
- **HAY WAIN GROUP LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/86790fd9-f94c-55d4-b128-0c5648d3d4df
- **Mr Jamie Christopher Constable** (beneficial owner) — 75% — https://whiteintel.dev/entity/8870ce20-f3a8-59ed-9ac2-16c49941bfc5
- **RCAPITAL NOMINEES LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/f2f5284a-75ca-57d8-8236-437a04cabf76
- **Mr Peter Martin Ward** (beneficial owner) — 50% — https://whiteintel.dev/entity/7b2e6aad-2bda-5d87-a674-85a8498d303d
- **Mr Peter Martin Ward** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/71400457-09bc-4b81-8abb-0a75efee0709
- **Mr Jamie Christopher Constable** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/a84e72af-b9db-44c2-a956-1b39322d02de
- **RCAPITAL NOMINEES LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/f2f5284a-75ca-57d8-8236-437a04cabf76
- **Ms Alison Ward** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/7c9eb57d-5b9f-4872-a858-1fa0a718c507
- **HAY WAIN GROUP LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/86790fd9-f94c-55d4-b128-0c5648d3d4df

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

A **28-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:** `05369035`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2005-02-18
- **Registered office:** 4th Floor 24 Old Bond Street, Mayfair, London, W1S 4AW, United Kingdom
- **SIC:** 82990

### Officers

- [COSSEY COSEC SERVICES LIMITED](https://whiteintel.dev/entity/8e69b9d3-4bd6-4405-986e-97ce22e3020c) — corporate secretary · appointed 2023-01-25
- CONSTABLE, Jamie Christopher — director · British · appointed 2008-09-01
- [HW DIRECTORS LIMITED](https://whiteintel.dev/entity/c439a744-65d6-51c0-944c-4e4c22052f6a) — corporate director · appointed 2023-03-22
- CONSTABLE, Jamie Christopher — secretary · appointed 2011-05-01 · resigned 2022-05-16
- WARD, Peter Martin — secretary · appointed 2011-05-01 · resigned 2022-05-16
- LPE SERVICES LIMITED — corporate secretary · appointed 2007-09-28 · resigned 2014-07-22
- RJP SECRETARIES LIMITED — corporate secretary · appointed 2005-02-18 · resigned 2023-01-25
- EMMERSON, Philip Raymond — director · British · appointed 2015-09-01 · resigned 2022-05-16
- THREE V CORPORATE VENTURING LLP — corporate director · appointed 2005-02-18 · resigned 2023-03-22

### Beneficial owners (Persons with Significant Control)

- [Hay Wain Group Limited](https://whiteintel.dev/entity/86790fd9-f94c-55d4-b128-0c5648d3d4df) — 75–100% shares · corporate PSC · United Kingdom — since 2022-05-16
- Ms Alison Ward — 25–50% shares · individual PSC · United Kingdom — ceased 2022-05-16
- Mr Jamie Christopher Constable — 50–75% shares · individual PSC · United Kingdom — ceased 2022-05-16
- Mr Peter Martin Ward — 25–50% shares · individual PSC · United Kingdom — ceased 2022-04-28
- [Rcapital Nominees Limited](https://whiteintel.dev/entity/f2f5284a-75ca-57d8-8236-437a04cabf76) — 75–100% shares · corporate PSC · United Kingdom — ceased 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/05369035
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/05369035

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **MARGIN CALL LIMITED**. Human view: https://whiteintel.dev/entity/581d11ba-e5c9-5ba5-92cf-86060811dc34 · Structured JSON: https://whiteintel.dev/api/public/dossier/581d11ba-e5c9-5ba5-92cf-86060811dc34._

_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"._