---
title: "CAIRNS & LONGMUIR HOLDINGS LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6dcd418a-6d77-5636-96bf-d44a54ea413b
json: https://whiteintel.dev/api/public/dossier/6dcd418a-6d77-5636-96bf-d44a54ea413b
identifier: oo:GB-COH-SC679127
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# CAIRNS & LONGMUIR HOLDINGS LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-SC679127`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6dcd418a-6d77-5636-96bf-d44a54ea413b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6dcd418a-6d77-5636-96bf-d44a54ea413b  

## Ownership & control

### Owners / controllers

- **Mr Ryan Michael Longmuir** (beneficial owner) — 50% — https://whiteintel.dev/entity/05d6c3c3-4bfd-5fe4-88cc-909e5e50282c
- **Mr David Cairns** (beneficial owner) — 50% — https://whiteintel.dev/entity/2488890e-e0b3-5984-b220-1737fed5e48f
- **Mr Ryan Michael Longmuir** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/1ce9cac3-772e-4803-910d-cb7241486e05
- **Mr David Cairns** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/e376f614-675f-4b33-966f-7ddb90d64d1f

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

A **4-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:** `SC679127`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2020-10-29
- **Registered office:** Second Floor Airbles House, 270 Airbles Road, Motherwell, ML1 3AT, United Kingdom
- **SIC:** 64209

### Officers

- CAIRNS, David — director · British · appointed 2020-10-29
- LONGMUIR, Ryan Michael — director · British · appointed 2020-10-29

### Beneficial owners (Persons with Significant Control)

- Mr Ryan Michael Longmuir — 25–50% shares · individual PSC · Scotland — since 2020-10-29
- Mr David Cairns — 25–50% shares · individual PSC · Scotland — since 2020-10-29

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/SC679127
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/SC679127

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **CAIRNS & LONGMUIR HOLDINGS LTD**. Human view: https://whiteintel.dev/entity/6dcd418a-6d77-5636-96bf-d44a54ea413b · Structured JSON: https://whiteintel.dev/api/public/dossier/6dcd418a-6d77-5636-96bf-d44a54ea413b._

_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"._