---
title: "S I INVESTMENTS (OXFORD) LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/897731ae-a88c-5666-8fa7-d49e66186006
json: https://whiteintel.dev/api/public/dossier/897731ae-a88c-5666-8fa7-d49e66186006
identifier: oo:GB-COH-10249753
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# S I INVESTMENTS (OXFORD) LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-10249753`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/897731ae-a88c-5666-8fa7-d49e66186006  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/897731ae-a88c-5666-8fa7-d49e66186006  

## Ownership & control

### Owners / controllers

- **Mr Simon Blake** (beneficial owner) — 100% — https://whiteintel.dev/entity/b7bf0dae-c363-530c-a845-d4b4a556d058
- **Mr Simon Blake** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/fe83b011-9605-476d-9981-1a7324c7f7cd
- **WTR GROUP UK HOLDING LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/b146f7f0-9115-5560-a878-1710a7b79398

### Holdings / subsidiaries

- **STERLING SI PUMPS HOLDINGS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/9af8bd2a-490e-5c00-8404-20b1d08d7959
- **S. I. PUMPS LIMITED** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/01052d9f-4e87-565a-bdce-25a9a8017d49
- **STERLING SI PUMPS HOLDINGS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/9af8bd2a-490e-5c00-8404-20b1d08d7959

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

A **4-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:** `10249753`
- **Status:** dissolved
- **Type:** ltd
- **Incorporated:** 2016-06-24
- **Registered office:** 5 Minton Place, Victoria Road, Bicester, Oxon, OX26 6QB, England
- **SIC:** 64209

### Officers

- BLAKE, Adam — director · British · appointed 2025-03-31
- BLAKE, Simon — director · British · appointed 2016-06-24
- NIKAVAR, Khashayar — director · Swedish · appointed 2025-03-31

### Beneficial owners (Persons with Significant Control)

- [Wtr Group Uk Holding Limited](https://whiteintel.dev/entity/b146f7f0-9115-5560-a878-1710a7b79398) — 75–100% shares · corporate PSC · England — since 2025-03-31
- Mr Simon Blake — 75–100% shares · individual PSC · England — ceased 2025-03-31

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/10249753

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **S I INVESTMENTS (OXFORD) LIMITED** — https://whiteintel.dev/entity/897731ae-a88c-5666-8fa7-d49e66186006 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **S I INVESTMENTS (OXFORD) LIMITED**. Human view: https://whiteintel.dev/entity/897731ae-a88c-5666-8fa7-d49e66186006 · Structured JSON: https://whiteintel.dev/api/public/dossier/897731ae-a88c-5666-8fa7-d49e66186006._

_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"._