---
title: "HASKOLL LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/89bcd354-acb1-539b-9971-e9d5653f4d20
json: https://whiteintel.dev/api/public/dossier/89bcd354-acb1-539b-9971-e9d5653f4d20
identifier: oo:GB-COH-02255238
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HASKOLL LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-02255238`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/89bcd354-acb1-539b-9971-e9d5653f4d20  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/89bcd354-acb1-539b-9971-e9d5653f4d20  

## Ownership & control

### Owners / controllers

- **Mr Derek Walter Barker** (beneficial owner) — 50% — https://whiteintel.dev/entity/caca057d-d112-5767-8ab8-e384bd2e4542
- **Mr Ian Richard Williams** (beneficial owner) — 50% — https://whiteintel.dev/entity/2363a8ef-f360-5895-823d-1b3900961980
- **RYDER ARCHITECTURE LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/1cd84985-f4a3-537a-864c-a29fff38f607
- **Mr Derek Walter Barker** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/d4bcbd38-7277-4497-b336-4f65f1016ceb
- **Mr Ian Richard Williams** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/b1495da0-6c25-469e-87f9-707504c1f1d8
- **RYDER ARCHITECTURE LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/1cd84985-f4a3-537a-864c-a29fff38f607

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

1. **Mr Derek Walter Barker** — beneficial owner 50% → *HASKOLL LIMITED*
1. **Mr Ian Richard Williams** — beneficial owner 50% → *HASKOLL LIMITED*
1. **RYDER ARCHITECTURE LIMITED** — beneficial owner 100% → *HASKOLL LIMITED*
1. **Mr Derek Walter Barker** — beneficial owner 37.5% → *HASKOLL LIMITED*
1. **Mr Ian Richard Williams** — beneficial owner 37.5% → *HASKOLL LIMITED*
1. **RYDER ARCHITECTURE LIMITED** — beneficial owner 87.5% → *HASKOLL LIMITED*
2. **Mr Mark Richard Thompson** — beneficial owner → *RYDER ARCHITECTURE LIMITED*
2. **Mr Peter Buchan** — beneficial owner → *RYDER ARCHITECTURE LIMITED*
2. **Mr Mark Richard Thompson** — beneficial owner → *RYDER ARCHITECTURE LIMITED*
2. **Mr Peter Buchan** — beneficial owner → *RYDER ARCHITECTURE LIMITED*
2. **RYDER 2025 TRUSTEE LIMITED** — beneficial owner 87.5% → *RYDER ARCHITECTURE LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `02255238`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1988-05-10
- **Registered office:** Cooper's Studios, 14- 18 Westgate Road, Newcastle Upon Tyne, NE1 3NN, United Kingdom
- **SIC:** 71111

### Officers

- HURWORTH, Graeme Richard — director · British · appointed 2022-01-31
- THOMPSON, Mark Richard — director · British · appointed 2022-01-31
- BARKER, Derek Walter — secretary · British · appointed 1993-10-20 · resigned 1994-12-01
- HASKOLL, Jacqueline — secretary · British · resigned 1993-10-20
- WARNER, Richard Brian Waitman — secretary · British · appointed 2001-05-21 · resigned 2022-01-31
- WOOLFORD, Roger Graham — secretary · British · appointed 1994-12-01 · resigned 2001-05-21
- BARKER, Derek Walter — director · British · resigned 2022-01-31
- DIXON, Malcolm — director · British · appointed 1997-06-01 · resigned 2006-04-14
- GEESON, John Leslie — director · British · appointed 2002-07-01 · resigned 2020-11-30
- GOLDSMITH, Peter Graham — director · British · appointed 2004-09-01 · resigned 2017-05-22
- HASKOLL, Jacqueline — director · British · resigned 1996-03-25
- HASKOLL, Michael — director · English · resigned 1996-03-25
- LEECH, David Peter — director · British · appointed 2007-04-01 · resigned 2020-06-30
- WARNER, Richard Brian Waitman — director · British · appointed 2007-01-01 · resigned 2020-11-30
- WILLIAMS, Ian Richard — director · British · resigned 2022-01-31
- WOOLFORD, Roger Graham — director · British · resigned 2005-02-25

### Beneficial owners (Persons with Significant Control)

- [Ryder Architecture Limited](https://whiteintel.dev/entity/1cd84985-f4a3-537a-864c-a29fff38f607) — 75–100% shares · corporate PSC · United Kingdom — since 2022-01-31
- Mr Derek Walter Barker — 25–50% shares · individual PSC — ceased 2022-01-31
- Mr Ian Richard Williams — 25–50% shares · individual PSC — ceased 2022-01-31

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/02255238
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/02255238

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HASKOLL LIMITED**. Human view: https://whiteintel.dev/entity/89bcd354-acb1-539b-9971-e9d5653f4d20 · Structured JSON: https://whiteintel.dev/api/public/dossier/89bcd354-acb1-539b-9971-e9d5653f4d20._

_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"._