---
title: "ERRIGAL GRG HOLDCO LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/0995c8ca-33e5-5c1d-ab23-6482ea9421d0
json: https://whiteintel.dev/api/public/dossier/0995c8ca-33e5-5c1d-ab23-6482ea9421d0
identifier: oo:GB-COH-14393847
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ERRIGAL GRG HOLDCO LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-14393847`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/0995c8ca-33e5-5c1d-ab23-6482ea9421d0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/0995c8ca-33e5-5c1d-ab23-6482ea9421d0  

## Ownership & control

### Owners / controllers

- **Mr. Cormac Mccloskey** (beneficial owner) — 50% — https://whiteintel.dev/entity/b737f7d2-6dde-5f50-aad1-84a500ed3891
- **Mr Damien Treanor** (beneficial owner) — 50% — https://whiteintel.dev/entity/2c9e85fa-f33e-52b4-bac4-93d3390cc1e7
- **Mr. Cormac Mccloskey** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/3e7d490b-4862-4a84-8da0-ef394d0560df
- **Mr Damien Treanor** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/034ef66e-fc3f-4b81-a115-fedbc1d3a77e
- **Errigal Contracts Group Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/9be7040e-8887-4454-8a2a-31ad59c393f0

### Holdings / subsidiaries

- **GILLESPIE (UK) LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/549895f7-f1fd-5146-b084-f6f8e6695a14
- **GILLESPIE GRG (NI) LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/00522e86-6fb3-51e5-9a38-3d4b5eda3ed5
- **GILLESPIE (UK) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/549895f7-f1fd-5146-b084-f6f8e6695a14
- **GILLESPIE GRG (NI) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/00522e86-6fb3-51e5-9a38-3d4b5eda3ed5
- **GILLESPIE GRG (NI) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/00522e86-6fb3-51e5-9a38-3d4b5eda3ed5

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

A **5-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:** `14393847`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2022-10-03
- **Registered office:** Estra House, Streatham Station Approach, London, SW16 6HW, England
- **SIC:** 64209

### Officers

- MCCLOSKEY, Cormac Michael — director · Irish · appointed 2022-10-03
- TREANOR, Damien — director · Irish · appointed 2022-10-03

### Beneficial owners (Persons with Significant Control)

- [Errigal Contracts Group Limited](https://whiteintel.dev/entity/9be7040e-8887-4454-8a2a-31ad59c393f0) — 75–100% shares · corporate PSC · Ireland — since 2023-01-03
- Mr. Cormac Mccloskey — 25–50% shares · individual PSC · Northern Ireland — ceased 2023-01-03
- Mr Damien Treanor — 25–50% shares · individual PSC · Ireland — ceased 2023-01-03

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/14393847
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/14393847

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **ERRIGAL GRG HOLDCO LIMITED** — https://whiteintel.dev/entity/0995c8ca-33e5-5c1d-ab23-6482ea9421d0 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ERRIGAL GRG HOLDCO LIMITED**. Human view: https://whiteintel.dev/entity/0995c8ca-33e5-5c1d-ab23-6482ea9421d0 · Structured JSON: https://whiteintel.dev/api/public/dossier/0995c8ca-33e5-5c1d-ab23-6482ea9421d0._

_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"._