---
title: "INDEXSECOND LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/62f76d5f-3dbe-5c19-87f2-4f76fbdc3063
json: https://whiteintel.dev/api/public/dossier/62f76d5f-3dbe-5c19-87f2-4f76fbdc3063
identifier: oo:GB-COH-13149450
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# INDEXSECOND LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-13149450`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/62f76d5f-3dbe-5c19-87f2-4f76fbdc3063  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/62f76d5f-3dbe-5c19-87f2-4f76fbdc3063  

## Ownership & control

### Owners / controllers

- **Mr Christopher John Russell** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/9908d19f-62e4-43b3-82a8-3f20c76d957f

### Holdings / subsidiaries

- **TAMAR LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/861a8d39-a55f-5960-bb93-04c48cc0267e
- **TAMAR TELECOMMUNICATIONS LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/166ce498-a53e-5211-ab62-d5015ece15ba
- **KALNET LTD.** (beneficial owner) — 100% — https://whiteintel.dev/entity/46e5fa03-ddea-57f0-a7af-0dbca19d788b
- **KALNET4U LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/1976f21d-1e0e-5ad1-91e1-e978e087e9b0
- **TAMAR LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/861a8d39-a55f-5960-bb93-04c48cc0267e

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

1. **Mr Christopher John Russell** — beneficial owner 37.5% → *INDEXSECOND LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `13149450`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2021-01-21
- **Registered office:** Hillcot Hazeley Bottom, Hartley Wintney, Hook, RG27 8LU, England
- **SIC:** 61900

### Officers

- GIBBONS, Paul Joseph — director · British · appointed 2021-01-21
- RUSSELL, Christopher John — director · British · appointed 2021-01-21

### Beneficial owners (Persons with Significant Control)

- Indexthird Limited — 25–50% shares · corporate PSC · England — since 2026-03-26
- Mr Christopher John Russell — 25–50% shares · individual PSC · England — since 2021-01-21

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13149450

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **INDEXSECOND LIMITED**. Human view: https://whiteintel.dev/entity/62f76d5f-3dbe-5c19-87f2-4f76fbdc3063 · Structured JSON: https://whiteintel.dev/api/public/dossier/62f76d5f-3dbe-5c19-87f2-4f76fbdc3063._

_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"._