---
title: "TAC SOFTWARE DEVELOPMENT MANAGEMENT CONSULTANCY LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3b9d9b40-ef5b-5b54-ba00-e2e28482a13b
json: https://whiteintel.dev/api/public/dossier/3b9d9b40-ef5b-5b54-ba00-e2e28482a13b
identifier: oo:GB-COH-12111537
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# TAC SOFTWARE DEVELOPMENT MANAGEMENT CONSULTANCY LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-12111537`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3b9d9b40-ef5b-5b54-ba00-e2e28482a13b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3b9d9b40-ef5b-5b54-ba00-e2e28482a13b  

## Ownership & control

### Owners / controllers

- **Ms Aysenur Caglayan** (beneficial owner) — 50% — https://whiteintel.dev/entity/798eb489-af29-54f1-9da3-f9b084497445
- **Ms Tulay Caglayan** (beneficial owner) — 50% — https://whiteintel.dev/entity/db204501-48a5-54cf-b8d0-1e17ba662c19
- **Mr Mehmet Demir** (beneficial owner) — 100% — https://whiteintel.dev/entity/e1173659-acf6-5486-a6c0-6044704e72ee
- **Ms Tulay Caglayan** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/05902a4f-3809-4986-a72a-b8332620f491
- **Ms Aysenur Caglayan** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/1d937812-cb26-4070-88ac-17c738d9638f
- **Mr Mehmet Demir** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/908c6fe7-18b9-4df7-8982-55fb7ee6c904
- **Mr Sinan Aktas** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/19568b1c-01c0-4cd8-8230-f00dbcbb63db
- **Ibg Akademi Egitim Ve Ticaret Limited Sirketi** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/335631f0-e1bf-4ec4-8a8d-c613a2627d27

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

A **8-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:** `12111537`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2019-07-19
- **Registered office:** 500 White Hart Lane, London, N17 7NA, England
- **SIC:** 62012, 62020, 62090, 70229

### Officers

- AKTAS, Sinan — director · British · appointed 2025-10-30
- CAGLAYAN, Aysenur — director · Turkmen · appointed 2019-07-19 · resigned 2025-02-14
- CAGLAYAN, Tulay — director · Turkish · appointed 2019-07-19 · resigned 2024-05-14
- DEMIR, Mehmet — director · Turkish · appointed 2024-05-14 · resigned 2025-10-30

### Beneficial owners (Persons with Significant Control)

- [Ibg Akademi Egitim Ve Ticaret Limited Sirketi](https://whiteintel.dev/entity/335631f0-e1bf-4ec4-8a8d-c613a2627d27) — 25–50% shares · corporate PSC · Turkey — since 2026-01-06
- Mr Mehmet Demir — 25–50% shares · individual PSC · England — since 2024-05-14
- Mr Sinan Aktas — 50–75% shares · individual PSC · England — ceased 2026-01-06
- Ms Tulay Caglayan — 25–50% shares · individual PSC · England — ceased 2024-05-14
- Ms Aysenur Caglayan — 25–50% shares · individual PSC · England — ceased 2024-05-14

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/12111537
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/12111537

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **TAC SOFTWARE DEVELOPMENT MANAGEMENT CONSULTANCY LTD**. Human view: https://whiteintel.dev/entity/3b9d9b40-ef5b-5b54-ba00-e2e28482a13b · Structured JSON: https://whiteintel.dev/api/public/dossier/3b9d9b40-ef5b-5b54-ba00-e2e28482a13b._

_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"._