---
title: "R.R. MACKAY & COMPANY LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/40f1b02f-b382-5980-ae2f-9eb5b7ebb3da
json: https://whiteintel.dev/api/public/dossier/40f1b02f-b382-5980-ae2f-9eb5b7ebb3da
identifier: oo:GB-COH-SC035043
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# R.R. MACKAY & COMPANY LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-SC035043`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/40f1b02f-b382-5980-ae2f-9eb5b7ebb3da  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/40f1b02f-b382-5980-ae2f-9eb5b7ebb3da  

## Cross-source identity

The same real-world entity, resolved across sources:

- **R.R. MACKAY & COMPANY LIMITED** — GLEIF · `lei:213800KH1CDHW1R6GJ70` — https://whiteintel.dev/entity/789e2c54-06bf-5928-9d83-080e933083c2

## Ownership & control

### Owners / controllers

- **Mrs Isabella Mackay Mackay** (beneficial owner) — 50% — https://whiteintel.dev/entity/3316add5-01a4-5adf-a3f0-4e1aa097e485
- **Mr Ronald Murdoch Mackay** (beneficial owner) — https://whiteintel.dev/entity/d2922d2b-446c-54ae-9bc6-c95e63099a83
- **Mr Ronald Murdoch Mackay** (beneficial owner) — https://whiteintel.dev/entity/b948fac7-8507-4a76-a145-78e4a0f03db1
- **Mrs Isabella Mackay Mackay** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/b9c77c60-c15e-4d31-8793-5f9e6f639a22
- **R & I Mackay Rattar Mains Trust** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/f204ed58-6ff7-465d-a3f5-544e1c0abf19

### 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:** `SC035043`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1960-03-25
- **Registered office:** Westwood Rattar Mains, Scarfskerry, Thurso, Caithness, KW14 8XW
- **SIC:** 01500

### Officers

- MACKAY, Isabella Mackay — secretary · British
- MACKAY, Isabella Mackay — director · British
- MACKAY, Ronald Murdoch — director · British
- MACKAY, Moira Elizabeth Jean, Executors Of — director · British · resigned 1989-12-29

### Beneficial owners (Persons with Significant Control)

- R & I Mackay Rattar Mains Trust — 75–100% shares · corporate PSC · England — since 2024-10-17
- Mrs Isabella Mackay Mackay — 25–50% shares · individual PSC — ceased 2024-10-17
- Mr Ronald Murdoch Mackay — significant influence or control · individual PSC · Scotland — ceased 2024-10-17

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/SC035043
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/SC035043

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **R.R. MACKAY & COMPANY LIMITED**. Human view: https://whiteintel.dev/entity/40f1b02f-b382-5980-ae2f-9eb5b7ebb3da · Structured JSON: https://whiteintel.dev/api/public/dossier/40f1b02f-b382-5980-ae2f-9eb5b7ebb3da._

_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"._