---
title: "Geo Specialty Group Holdings Limited — Ownership Dossier"
canonical: https://whiteintel.dev/entity/b048eaff-972c-5d21-8ede-d93f044e1330
json: https://whiteintel.dev/api/public/dossier/b048eaff-972c-5d21-8ede-d93f044e1330
identifier: oo:GB-COH-03209135
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Geo Specialty Group Holdings Limited

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-03209135`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/b048eaff-972c-5d21-8ede-d93f044e1330  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/b048eaff-972c-5d21-8ede-d93f044e1330  

## Ownership & control

### Owners / controllers

- **ATLANTA INVESTMENT HOLDINGS 2 LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/1bf759ed-343d-5cff-ab47-2afe5ddc098f
- **Geo Specialty Group Holdings Limited** (beneficial owner) — 100% — https://whiteintel.dev/entity/b048eaff-972c-5d21-8ede-d93f044e1330
- **Mr Mark Edward Peter Effenberg** (beneficial owner) — https://whiteintel.dev/entity/564681f8-4848-5925-b69e-d36a85afa251
- **Mr Mark Edward Peter Effenberg** (beneficial owner) — https://whiteintel.dev/entity/f8cc4142-2f27-4607-8d0c-0246daad80e4
- **Nevada Investment Holdings 7 Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/dba24c85-b062-4a54-bec9-20bf539b73f3
- **Geo Specialty Group Holdings Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/ab40e2c6-0698-4b48-a4af-9fa849e99feb
- **ATLANTA INVESTMENT HOLDINGS 2 LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/1bf759ed-343d-5cff-ab47-2afe5ddc098f

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

A **16-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:** `03209135`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 1996-06-07
- **Registered office:** 6 Ridgeway Office Park, Bedford Road, Petersfield, Hampshire, GU32 3QF
- **SIC:** 65120

### Officers

- [ARDONAGH CORPORATE SECRETARY LIMITED](https://whiteintel.dev/entity/19880cb4-fe96-52d4-ac76-345a311c7a0f) — corporate secretary · appointed 2022-02-22
- BALL, Craig David — director · British · appointed 2021-05-20
- DONALDSON, Ian James — director · British · appointed 2021-05-20
- CLARKE, Dean — secretary · appointed 2018-12-11 · resigned 2022-02-22
- EFFENBERG, Margaret Mary — secretary · British · appointed 2000-04-06 · resigned 2015-06-30
- EFFENBERG, Rosalba — secretary · British · appointed 1996-06-07 · resigned 2000-04-06
- GOURIET, Geoffrey Costerton — secretary · appointed 2018-08-03 · resigned 2018-12-11
- GREGORY, Jacqueline Anne — secretary · appointed 2017-09-01 · resigned 2018-08-03
- ANSON, Steven John — director · British · appointed 2018-02-12 · resigned 2020-09-30
- BROWN, Adrian Peter — director · British · appointed 2018-02-12 · resigned 2019-05-17
- COLES, Derek John — director · British · appointed 2020-12-31 · resigned 2021-05-21
- EFFENBERG, Mark Edward Peter — director · British · appointed 1996-06-07 · resigned 2020-12-31
- EROTOCRITOU, Antonios — director · Cypriot · appointed 2018-02-12 · resigned 2020-12-31
- HOUGH, Scott William — director · British · appointed 2020-12-31 · resigned 2021-05-21
- PATEL, Shriyesh — director · British · appointed 2013-08-17 · resigned 2017-06-08
- SEEL, David Clive — director · British · appointed 2013-08-17 · resigned 2017-06-08

### Beneficial owners (Persons with Significant Control)

- [Atlanta Investment Holdings 2 Limited](https://whiteintel.dev/entity/1bf759ed-343d-5cff-ab47-2afe5ddc098f) — 75–100% shares · corporate PSC · United Kingdom — since 2021-03-12
- Geo Specialty Group Holdings Limited — 75–100% shares · corporate PSC · United Kingdom — ceased 2021-03-12
- Nevada Investment Holdings 7 Limited — 75–100% shares · corporate PSC · England — ceased 2019-04-02
- Mr Mark Edward Peter Effenberg — significant influence or control · individual PSC · England — ceased 2017-09-01

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/03209135

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Geo Specialty Group Holdings Limited**. Human view: https://whiteintel.dev/entity/b048eaff-972c-5d21-8ede-d93f044e1330 · Structured JSON: https://whiteintel.dev/api/public/dossier/b048eaff-972c-5d21-8ede-d93f044e1330._

_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"._