---
title: "FLOOD AND DRAINAGE LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/30ab2eae-8a1d-53c5-b446-fd9d95ef655f
json: https://whiteintel.dev/api/public/dossier/30ab2eae-8a1d-53c5-b446-fd9d95ef655f
identifier: oo:GB-COH-09980637
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# FLOOD AND DRAINAGE LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-09980637`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/30ab2eae-8a1d-53c5-b446-fd9d95ef655f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/30ab2eae-8a1d-53c5-b446-fd9d95ef655f  

## Ownership & control

### Owners / controllers

- **Mr Gokmen Ozkan** (beneficial owner) — 100% — https://whiteintel.dev/entity/4ef8fbf3-da14-5093-bccc-f72d85c51e0b
- **Mr Gokmen Ozkan** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/2e116c9c-4b11-4c03-a831-b84f5836bf10
- **Mrs Tubanur Yesilhark** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/d003bd85-eb5d-4802-81cf-f58244be24dd

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

1. **Mr Gokmen Ozkan** — beneficial owner 100% → *FLOOD AND DRAINAGE LIMITED*
1. **Mr Gokmen Ozkan** — beneficial owner 37.5% → *FLOOD AND DRAINAGE LIMITED*
1. **Mrs Tubanur Yesilhark** — beneficial owner 37.5% → *FLOOD AND DRAINAGE LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `09980637`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2016-02-01
- **Registered office:** 8 Greenhill Close, Winchester, SO22 5DZ, England
- **SIC:** 71129

### Officers

- OZKAN, Gokmen — director · British · appointed 2016-02-01
- YESILHARK, Tubanur — director · British · appointed 2024-02-29
- YESILHARK, Tubanur — director · British · appointed 2017-07-12 · resigned 2019-01-07

### Beneficial owners (Persons with Significant Control)

- Mrs Tubanur Yesilhark — 25–50% shares · individual PSC · England — since 2026-06-10
- Mr Gokmen Ozkan — 25–50% shares · individual PSC · England — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/09980637
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/09980637

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **FLOOD AND DRAINAGE LIMITED**. Human view: https://whiteintel.dev/entity/30ab2eae-8a1d-53c5-b446-fd9d95ef655f · Structured JSON: https://whiteintel.dev/api/public/dossier/30ab2eae-8a1d-53c5-b446-fd9d95ef655f._

_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"._