---
title: "SOUTHPORT INSURANCE BROKERS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/60bac2de-fecd-541f-8b2c-dedbe844f980
json: https://whiteintel.dev/api/public/dossier/60bac2de-fecd-541f-8b2c-dedbe844f980
identifier: oo:GB-COH-00867538
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SOUTHPORT INSURANCE BROKERS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-00867538`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/60bac2de-fecd-541f-8b2c-dedbe844f980  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/60bac2de-fecd-541f-8b2c-dedbe844f980  

## Ownership & control

### Owners / controllers

- **SIB RISK MANAGEMENT LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/f66a18eb-6aaf-5551-8db6-22bbf46e8c72
- **Sib Risk Management Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/6f2697e5-bf7d-4a15-8185-eed69db5bc07

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

A **38-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:** `00867538`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1965-12-28
- **Registered office:** Lansdowne House, 36 Hoghton Street, Southport, Merseyside, PR9 0PQ
- **SIC:** 66220

### Officers

- [ARDONAGH CORPORATE SECRETARY LIMITED](https://whiteintel.dev/entity/19880cb4-fe96-52d4-ac76-345a311c7a0f) — corporate secretary · appointed 2024-04-03
- FIRMIN, Katherine — director · British · appointed 2026-05-11
- LOWE, Scott — director · British · appointed 2026-03-31
- MACCALMAN, Robert Jeffrey — secretary · British · appointed 2001-06-26 · resigned 2019-09-02
- WOOD, Douglas Edwin — secretary · British · resigned 2001-06-26
- ATKINS, James Douglas — director · British · resigned 2008-04-04
- ATKINS, Neil Douglas — director · British · resigned 2008-04-04
- GREGORY, Alan — director · British · appointed 1993-01-01 · resigned 2003-11-07
- HORN, John Patrick — director · British · appointed 2005-03-01 · resigned 2006-10-17
- MACCALMAN, Robert Jeffrey — director · British · resigned 2019-09-02
- OSBORNE, Kenneth Basil — director · British · resigned 1997-02-24
- ROBERTSON, Ian — director · British · appointed 1997-01-01 · resigned 2025-01-30
- TUPLIN, Richard — director · British · appointed 2024-11-08 · resigned 2025-12-03
- WOOD, Douglas Edwin — director · British · resigned 2001-06-26
- YEANDLE, James — director · British · appointed 2025-01-30 · resigned 2026-05-05

### Beneficial owners (Persons with Significant Control)

- [Sib Risk Management Limited](https://whiteintel.dev/entity/6f2697e5-bf7d-4a15-8185-eed69db5bc07) — 75–100% shares · corporate PSC · England — since 2017-06-20

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/00867538
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/00867538

## 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 **SOUTHPORT INSURANCE BROKERS LIMITED** — https://whiteintel.dev/entity/60bac2de-fecd-541f-8b2c-dedbe844f980 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SOUTHPORT INSURANCE BROKERS LIMITED**. Human view: https://whiteintel.dev/entity/60bac2de-fecd-541f-8b2c-dedbe844f980 · Structured JSON: https://whiteintel.dev/api/public/dossier/60bac2de-fecd-541f-8b2c-dedbe844f980._

_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"._