---
title: "SERIF INVESTMENT UK LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/09d8c848-bc94-53e0-a142-42553bf2db20
json: https://whiteintel.dev/api/public/dossier/09d8c848-bc94-53e0-a142-42553bf2db20
identifier: oo:GB-COH-11542613
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SERIF INVESTMENT UK LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-11542613`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/09d8c848-bc94-53e0-a142-42553bf2db20  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/09d8c848-bc94-53e0-a142-42553bf2db20  

## Cross-source identity

The same real-world entity, resolved across sources:

- **SERIF INVESTMENT UK LIMITED** — GLEIF · `lei:213800XQSVA57SF6FO94` — https://whiteintel.dev/entity/47291249-5ba1-5c4d-94bf-6cbcb01ff8c3

## Ownership & control

### Owners / controllers

- **Sebastien Hayoz** (beneficial owner) — https://whiteintel.dev/entity/8c17fa4b-11d7-5976-97ba-d09534ef7cde
- **Marco Frangi** (beneficial owner) — https://whiteintel.dev/entity/7826df7f-8098-59e8-9b8a-fdf37c70bff7
- **Marco Frangi** (beneficial owner) — https://whiteintel.dev/entity/b63af30f-29df-4452-9463-a5ad98d4f28f
- **Sebastien Hayoz** (beneficial owner) — https://whiteintel.dev/entity/8f8ccbb2-55ac-4593-9197-c79f9a8ae3d8
- **LAYTONS TRUSTEE COMPANY LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/bbf111af-ea7e-5d2f-b77a-7cb43433c094

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

A **16-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:** `11542613`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2018-08-30
- **Registered office:** 37-38 Long Acre, London, WC2E 9JT, United Kingdom
- **SIC:** 64209

### Officers

- [LAYTONS SECRETARIES LIMITED](https://whiteintel.dev/entity/c6742a76-547b-5b16-b678-cb4866e97698) — corporate secretary · appointed 2020-04-09
- ZUCCONI, Liza Jane — director · British · appointed 2020-04-09
- [LAYTONS TRUSTEE COMPANY LIMITED](https://whiteintel.dev/entity/bbf111af-ea7e-5d2f-b77a-7cb43433c094) — corporate director · appointed 2025-11-11
- [REGENT CORPORATE SECRETARIES LTD](https://whiteintel.dev/entity/fbbb2300-9158-56c5-a2f7-97252d81e032) — corporate secretary · appointed 2018-08-30 · resigned 2020-04-09
- GECEL, Ahmet — director · British · appointed 2018-08-30 · resigned 2020-04-09

### Beneficial owners (Persons with Significant Control)

- [Laytons Trustee Company Limited](https://whiteintel.dev/entity/bbf111af-ea7e-5d2f-b77a-7cb43433c094) — 75–100% shares · corporate PSC · United Kingdom — since 2019-06-18
- Sebastien Hayoz — significant influence or control as trust · individual PSC · United Kingdom — ceased 2019-06-18
- Marco Frangi — significant influence or control as trust · individual PSC · United Kingdom — ceased 2019-06-18

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/11542613
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/11542613

## 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 **SERIF INVESTMENT UK LIMITED** — https://whiteintel.dev/entity/09d8c848-bc94-53e0-a142-42553bf2db20 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SERIF INVESTMENT UK LIMITED**. Human view: https://whiteintel.dev/entity/09d8c848-bc94-53e0-a142-42553bf2db20 · Structured JSON: https://whiteintel.dev/api/public/dossier/09d8c848-bc94-53e0-a142-42553bf2db20._

_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"._