---
title: "PLEXUS OCEAN SYSTEMS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/1e4ced5c-d847-5c16-802f-52e91e8ebeb8
json: https://whiteintel.dev/api/public/dossier/1e4ced5c-d847-5c16-802f-52e91e8ebeb8
identifier: oo:GB-COH-SC121368
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# PLEXUS OCEAN SYSTEMS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-SC121368`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/1e4ced5c-d847-5c16-802f-52e91e8ebeb8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/1e4ced5c-d847-5c16-802f-52e91e8ebeb8  

## Cross-source identity

The same real-world entity, resolved across sources:

- **PLEXUS OCEAN SYSTEMS LIMITED** — GLEIF · `lei:213800466EMHO8TLHS14` — https://whiteintel.dev/entity/92740e6b-a4ea-56bc-b454-0aa5b88fcd1f

## Ownership & control

### Owners / controllers

- **PLEXUS HOLDINGS PLC** (beneficial owner) — 100% — https://whiteintel.dev/entity/f2e459c8-0fcd-544e-9081-6492b4e95e8e
- **PLEXUS HOLDINGS PLC** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/f2e459c8-0fcd-544e-9081-6492b4e95e8e

### Holdings / subsidiaries

- **KINCARDINE MANUFACTURING SERVICES LIMITED** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/6b5095c6-19e0-5caa-8f81-9a6d6a991430
- **PLEXUS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5d7cc3e2-45dc-501e-92d6-5ccdea0e775b
- **PLEXUS APPLIED TECHNOLOGIES LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/999e7bf5-fed2-57c9-a96e-ca7102489672
- **PLEXUS PRESSURE CONTROL LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/c464fca2-7d90-5797-ad5f-940c29f24982

### 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:** `SC121368`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1989-11-16
- **Registered office:** Johnstone House, 52-54 Rose Street, Aberdeen, AB10 1HA
- **SIC:** 25620

### Officers

- [PRISM COSEC LIMITED](https://whiteintel.dev/entity/c6788cfb-926a-5009-935f-ef2e1920b22d) — corporate secretary · appointed 2018-08-20
- HARRALD, Brent Elliott — director · American,British · appointed 2024-07-24
- HENDRIE, Craig Francis Bryce — director · British · appointed 2007-02-27
- LUSSIER, Paul — director · British · appointed 2024-07-24
- PARK, Michael George — director · British · appointed 2011-02-28
- ROBERTSON, Michael Angus — director · British · appointed 1997-09-17
- ARMOUR, Douglas William — secretary · appointed 2012-06-30 · resigned 2016-03-14
- BRUCE, Martha Blanche Waymark — secretary · British · appointed 2005-12-14 · resigned 2012-06-30
- HIGHAM, Richard Charles — secretary · British · appointed 1997-04-07 · resigned 1999-05-19
- [DAVID VENUS & COMPANY LLP](https://whiteintel.dev/entity/c2551adb-b974-5b28-b780-ab7a2c70af8a) — corporate secretary · appointed 2016-03-14 · resigned 2018-08-20
- LEDINGHAM CHALMERS — corporate nominee secretary · appointed 1991-08-08 · resigned 1997-04-07
- LEDINGHAM CHALMERS LLP — corporate secretary · appointed 1999-05-19 · resigned 2005-12-14
- BOYD, Mark — director · British · appointed 1997-04-07 · resigned 1999-05-19
- BURTON, Kevin — director · British · appointed 1998-10-05 · resigned 1999-05-19
- CARMONA DA MOTA, Augusto Licinio — director · Portuguese · appointed 2005-02-04 · resigned 2011-02-28
- HALL, Richard Patrick — director · British · appointed 1997-09-17 · resigned 1998-10-05
- MARTIN, Anita — director · Scottish · appointed 2013-04-01 · resigned 2016-03-31
- MILNE, Ian Fraser — director · British · resigned 1997-03-14
- RITCHIE, Colin — director · British · appointed 2011-02-28 · resigned 2018-01-31
- THRALL, Jerome Jeffrey — director · American · appointed 2005-02-04 · resigned 2011-02-28

### Beneficial owners (Persons with Significant Control)

- [Plexus Holdings Plc](https://whiteintel.dev/entity/f2e459c8-0fcd-544e-9081-6492b4e95e8e) — 75–100% shares · corporate PSC · United Kingdom — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/SC121368
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/SC121368

## 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 **PLEXUS OCEAN SYSTEMS LIMITED** — https://whiteintel.dev/entity/1e4ced5c-d847-5c16-802f-52e91e8ebeb8 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PLEXUS OCEAN SYSTEMS LIMITED**. Human view: https://whiteintel.dev/entity/1e4ced5c-d847-5c16-802f-52e91e8ebeb8 · Structured JSON: https://whiteintel.dev/api/public/dossier/1e4ced5c-d847-5c16-802f-52e91e8ebeb8._

_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"._