---
title: "IDC UK LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/8fc09fda-b9eb-524b-841f-97f324ea6741
json: https://whiteintel.dev/api/public/dossier/8fc09fda-b9eb-524b-841f-97f324ea6741
identifier: oo:GB-COH-00960665
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# IDC UK LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-00960665`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/8fc09fda-b9eb-524b-841f-97f324ea6741  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/8fc09fda-b9eb-524b-841f-97f324ea6741  

## Ownership & control

### Owners / controllers

- **Mr Stephen Allen Schwarzman** (beneficial owner) — 100% — https://whiteintel.dev/entity/b2a3ab4c-3619-5dc8-a184-dcb81cacb582
- **IDC UK LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/8fc09fda-b9eb-524b-841f-97f324ea6741
- **Mr Stephen Allen Schwarzman** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/6fd037ca-39b5-48ac-af6c-ff92054b53ab
- **Ms Renuka Sriyani Drummond** (beneficial owner) — https://whiteintel.dev/entity/772c6bc6-c761-4359-90e6-ba056059a300
- **Pnc S.A.R.L.** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b23d2016-1bf2-47ba-8bb9-38dade2687ff

### Holdings / subsidiaries

- **IDG INTERNATIONAL MARKETING SERVICES EUROPE LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/5df81aa7-be6c-5e8c-b1fd-5d278d848a79
- **IDG INTERNATIONAL MARKETING SERVICES EUROPE LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5df81aa7-be6c-5e8c-b1fd-5d278d848a79

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

A **5-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:** `00960665`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1969-08-21
- **Registered office:** C/O Csc Cls (Uk) Limited 5 Churchill Place, 10th Floor, London, E14 5HU, United Kingdom
- **SIC:** 63990

### Officers

- [CSC CLS (UK) LIMITED](https://whiteintel.dev/entity/1b7bd20c-e04f-5f86-9216-b10d7a61a080) — corporate secretary · appointed 2025-07-21
- DRUMMOND, Renuka Sriyani — director · American · appointed 2024-09-30
- FIGLIOLIA, Tiziana Maria — director · Italian · appointed 2023-12-17
- SOLDATINI, Enrico — director · Italian · appointed 2024-09-30
- LARSEN, Jan — secretary · appointed 2015-05-08 · resigned 2024-03-04
- NAKARJA, Baiju — secretary · British · appointed 2002-10-01 · resigned 2004-12-16
- THALMESSINGER, Ian Frederick — secretary · British · resigned 1994-01-01
- WHITE, Robert James — secretary · British · appointed 2004-12-16 · resigned 2015-05-08
- WHITE, Robert James — secretary · British · appointed 1994-01-01 · resigned 2002-10-01
- [CORPORATION SERVICE COMPANY (UK) LIMITED](https://whiteintel.dev/entity/021e877c-e138-5298-a3fa-79e3c7840952) — corporate secretary · appointed 2024-01-10 · resigned 2025-07-21
- ARNOT, Keith James — director · British · appointed 2011-10-07 · resigned 2019-08-31
- CHAUDHURI, Lucy Martina — director · Irish · appointed 2002-08-01 · resigned 2013-05-31
- DEL PRETE, Crawford Bassett — director · American · appointed 2021-04-09 · resigned 2024-09-30
- HENRY, Keith Terence — director · British · resigned 2013-10-18
- MARR, Donna Mary — director · American · appointed 2019-12-16 · resigned 2023-06-09
- MASIERO, Roberto — director · Italian · resigned 2002-08-01
- MCGOVERN, Patrick Joseph — director · American · resigned 2014-03-20
- THALMESSINGER, Ian Frederick — director · British · resigned 1994-03-13
- WHITE, Robert James — director · British · appointed 2015-05-08 · resigned 2024-09-30

### Beneficial owners (Persons with Significant Control)

- Ms Renuka Sriyani Drummond — significant influence or control · individual PSC · United Kingdom — since 2025-11-17
- Mr Stephen Allen Schwarzman — 75–100% shares · individual PSC · United States — ceased 2025-11-17
- [International Data Group Inc](https://whiteintel.dev/entity/b23d2016-1bf2-47ba-8bb9-38dade2687ff) — 75–100% shares · corporate PSC · United States — ceased 2021-11-14

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/00960665
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/00960665

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **IDC UK LIMITED**. Human view: https://whiteintel.dev/entity/8fc09fda-b9eb-524b-841f-97f324ea6741 · Structured JSON: https://whiteintel.dev/api/public/dossier/8fc09fda-b9eb-524b-841f-97f324ea6741._

_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"._