---
title: "CALLSTREAM LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6e2e80bd-cb97-56da-9ac4-1133eee9285f
json: https://whiteintel.dev/api/public/dossier/6e2e80bd-cb97-56da-9ac4-1133eee9285f
identifier: oo:GB-COH-03778571
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# CALLSTREAM LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-03778571`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6e2e80bd-cb97-56da-9ac4-1133eee9285f  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6e2e80bd-cb97-56da-9ac4-1133eee9285f  

## Ownership & control

### Owners / controllers

- **Dnn Corp.** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/2e4ba955-641a-5953-b53f-1c7c1ddac176
- **Mr Joseph Anthony Liemandt** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/fa42e08a-678e-4e41-b731-251a4e3d1b08

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

A **6-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:** `03778571`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 1999-05-27
- **Registered office:** 4th Floor, Aquis House, Blagrave Street, Reading, RG1 1PL, England
- **SIC:** 61100

### Officers

- [PITSEC LIMITED](https://whiteintel.dev/entity/8a73a308-226d-540f-a1d4-ea0ce14e86b9) — corporate secretary · appointed 2021-02-10
- HARPUR, David Aidan — director · Irish · appointed 2023-06-06
- CROSTHWAITE, Michael Tudor — secretary · appointed 2012-04-30 · resigned 2016-03-03
- DRURY, Gail Brown — secretary · British · appointed 1999-05-27 · resigned 2010-09-08
- ROSSEN, Jeremy David — secretary · appointed 2016-03-03 · resigned 2021-02-09
- JPCORS LIMITED — corporate nominee secretary · appointed 1999-05-27 · resigned 1999-05-27
- BUSST, Craig Alyn — director · British · appointed 2016-03-03 · resigned 2016-07-20
- CROSTHWAITE, Michael Tudor — director · British · appointed 2010-09-08 · resigned 2016-03-03
- DRURY, Mark John — director · British · appointed 1999-05-27 · resigned 2016-03-03
- EIKENBERRY, John Davis — director · American · appointed 2016-07-20 · resigned 2020-12-19
- NORDEN, Michael Robert — director · British · appointed 2013-04-03 · resigned 2016-03-03
- PRICE, Andrew Simon — director · American · appointed 2021-02-09 · resigned 2023-06-06
- RAMEWAL, Satminder Singh — director · British · appointed 2020-12-19 · resigned 2021-02-09
- ROSSEN, Jeremy David, Mr. — director · American · appointed 2016-03-03 · resigned 2021-02-09
- SMITH, Michael Margetson — director · British · appointed 2010-09-08 · resigned 2011-06-07
- JPCORD LIMITED — corporate nominee director · appointed 1999-05-27 · resigned 1999-05-27

### Beneficial owners (Persons with Significant Control)

- Mr Joseph Anthony Liemandt — 75–100% shares · individual PSC · England — since 2023-09-15
- [Callstream Group Limited](https://whiteintel.dev/entity/2e4ba955-641a-5953-b53f-1c7c1ddac176) — 75–100% shares · corporate PSC · England — ceased 2023-09-15

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/03778571
- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/03778571

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **CALLSTREAM LIMITED**. Human view: https://whiteintel.dev/entity/6e2e80bd-cb97-56da-9ac4-1133eee9285f · Structured JSON: https://whiteintel.dev/api/public/dossier/6e2e80bd-cb97-56da-9ac4-1133eee9285f._

_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"._