---
title: "BYRNE BUILDING CONTRACTORS (BYRNE HOME IMPROVEMENTS) LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/5e93efcb-fa58-55aa-bb20-d585d7d75bc4
json: https://whiteintel.dev/api/public/dossier/5e93efcb-fa58-55aa-bb20-d585d7d75bc4
identifier: oo:GB-COH-SC437656
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BYRNE BUILDING CONTRACTORS (BYRNE HOME IMPROVEMENTS) LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-SC437656`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/5e93efcb-fa58-55aa-bb20-d585d7d75bc4  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/5e93efcb-fa58-55aa-bb20-d585d7d75bc4  

## Ownership & control

### Owners / controllers

- **Mr Joseph Byrne** (beneficial owner) — 50% — https://whiteintel.dev/entity/dcf2f855-6ea3-5ef2-be90-4d74800c4ec3
- **Mr James Robert Macklin** (beneficial owner) — 50% — https://whiteintel.dev/entity/aec00505-4699-55e8-b8cf-d84a54b8e42f
- **Mr James Robert Macklin** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/69bef47e-4783-4d39-9ae2-9c4a0d11c927
- **Mr Joseph Byrne** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/db829989-434a-4035-a00b-aabb77d5ac5a

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

1. **Mr Joseph Byrne** — beneficial owner 50% → *BYRNE BUILDING CONTRACTORS (BYRNE HOME IMPROVEMENTS) LTD*
1. **Mr James Robert Macklin** — beneficial owner 50% → *BYRNE BUILDING CONTRACTORS (BYRNE HOME IMPROVEMENTS) LTD*
1. **Mr James Robert Macklin** — beneficial owner 37.5% → *BYRNE BUILDING CONTRACTORS (BYRNE HOME IMPROVEMENTS) LTD*
1. **Mr Joseph Byrne** — beneficial owner 37.5% → *BYRNE BUILDING CONTRACTORS (BYRNE HOME IMPROVEMENTS) LTD*

## Company profile (live · UK Companies House)

- **Company number:** `SC437656`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2012-11-26
- **Registered office:** 26 Rowallan Lane, Clarkston, Glasgow, G76 7BD, Scotland
- **SIC:** 43999

### Officers

- BYRNE, Joseph — director · British · appointed 2012-11-26
- MACKLIN, James Robert — director · British · appointed 2014-04-06
- TAYLOR, Sarah — director · British · appointed 2012-11-26 · resigned 2014-04-06

### Beneficial owners (Persons with Significant Control)

- Mr Joseph Byrne — 25–50% shares · individual PSC · Scotland — since 2016-04-06
- Mr James Robert Macklin — 25–50% shares · individual PSC · Scotland — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/SC437656
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/SC437656

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BYRNE BUILDING CONTRACTORS (BYRNE HOME IMPROVEMENTS) LTD**. Human view: https://whiteintel.dev/entity/5e93efcb-fa58-55aa-bb20-d585d7d75bc4 · Structured JSON: https://whiteintel.dev/api/public/dossier/5e93efcb-fa58-55aa-bb20-d585d7d75bc4._

_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"._