---
title: "HAMSARD 3555 LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c235fd23-9dfa-5525-adae-d1fe63dd84e0
json: https://whiteintel.dev/api/public/dossier/c235fd23-9dfa-5525-adae-d1fe63dd84e0
identifier: oo:GB-COH-12436798
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HAMSARD 3555 LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-12436798`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/c235fd23-9dfa-5525-adae-d1fe63dd84e0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c235fd23-9dfa-5525-adae-d1fe63dd84e0  

## Ownership & control

### Owners / controllers

- **Patrick Henricus Lambertus Kaverboer** (beneficial owner) — 100% — https://whiteintel.dev/entity/de38d893-a41a-5ba2-8602-781b3518b429
- **SQUIRE PATTON BOGGS DIRECTORS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/021d5b0d-e5e6-598c-a599-56433753fe9b
- **Mr Patrick Henricus Lambertus Kalverboer** (beneficial owner) — 100% — https://whiteintel.dev/entity/01ff0543-bd43-5094-a4d3-c40f1c453cbd
- **Patrick Henricus Lambertus Kaverboer** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5f89c97e-f801-4f7e-9828-342d8f6ace12
- **Squire Patton Boggs Directors Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/79670d13-6366-4e8a-af23-fea928061409
- **Mr Patrick Henricus Lambertus Kalverboer** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/ad5312eb-d022-4059-91aa-2ae2e9f9495a

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

A **7-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:** `12436798`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 2020-02-03
- **Registered office:** 41 Bedford Square, London, WC1B 3HX, England
- **SIC:** 99999

### Officers

- KALVERBOER, Patrick Henricus Lambertus — director · Dutch · appointed 2020-03-10
- SQUIRE PATTON BOGGS SECRETARIES LIMITED — corporate secretary · appointed 2020-02-03 · resigned 2020-03-10
- JONES, Jonathan James — director · British · appointed 2020-02-03 · resigned 2020-03-10
- [SQUIRE PATTON BOGGS DIRECTORS LIMITED](https://whiteintel.dev/entity/79670d13-6366-4e8a-af23-fea928061409) — corporate director · appointed 2020-02-03 · resigned 2020-03-10

### Beneficial owners (Persons with Significant Control)

- Mr Patrick Henricus Lambertus Kalverboer — 75–100% shares · individual PSC · England — since 2020-03-10
- Patrick Henricus Lambertus Kaverboer — 75–100% shares · individual PSC · England — ceased 2020-03-10
- [Squire Patton Boggs Directors Limited](https://whiteintel.dev/entity/79670d13-6366-4e8a-af23-fea928061409) — 75–100% shares · corporate PSC · United Kingdom — ceased 2020-03-10

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/12436798
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/12436798

## 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 **HAMSARD 3555 LIMITED** — https://whiteintel.dev/entity/c235fd23-9dfa-5525-adae-d1fe63dd84e0 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HAMSARD 3555 LIMITED**. Human view: https://whiteintel.dev/entity/c235fd23-9dfa-5525-adae-d1fe63dd84e0 · Structured JSON: https://whiteintel.dev/api/public/dossier/c235fd23-9dfa-5525-adae-d1fe63dd84e0._

_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"._