---
title: "QUALITY TECHNOLOGY SERVICES (UK) LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2862b645-b69c-5985-9f1b-e4893f479f95
json: https://whiteintel.dev/api/public/dossier/2862b645-b69c-5985-9f1b-e4893f479f95
identifier: oo:GB-COH-15777119
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# QUALITY TECHNOLOGY SERVICES (UK) LTD

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-15777119`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2862b645-b69c-5985-9f1b-e4893f479f95  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2862b645-b69c-5985-9f1b-e4893f479f95  

## Ownership & control

### Owners / controllers

- **Stephen Allen Schwarzman** (beneficial owner) — https://whiteintel.dev/entity/c4cc0231-fe20-516b-8229-091a077d4734
- **Stephen Allen Schwarzman** (beneficial owner) — https://whiteintel.dev/entity/321894ae-0705-4761-a481-3041c91a8eb7

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

A **2-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:** `15777119`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2024-06-13
- **Registered office:** 14-15 Conduit Street, 1st & 2nd Floors, London, W1S 2XJ, United Kingdom
- **SIC:** 64209

### Officers

- HAUBENREICH, Adam — director · American · appointed 2025-05-05
- MCCARRON, Jack Edward — director · British · appointed 2025-05-05
- SALVARIS, Alexander — director · British · appointed 2025-05-05
- ROBEY, David — director · American · appointed 2024-06-13 · resigned 2025-05-05
- TAYLOR, Mark — director · British · appointed 2024-06-13 · resigned 2025-03-31
- ZNOWSKI, Alan Jawad — director · British · appointed 2024-06-13 · resigned 2025-03-31

### Beneficial owners (Persons with Significant Control)

- Stephen Allen Schwarzman — significant influence or control · individual PSC · United States — since 2024-06-13

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15777119
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/15777119

## 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 **QUALITY TECHNOLOGY SERVICES (UK) LTD** — https://whiteintel.dev/entity/2862b645-b69c-5985-9f1b-e4893f479f95 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **QUALITY TECHNOLOGY SERVICES (UK) LTD**. Human view: https://whiteintel.dev/entity/2862b645-b69c-5985-9f1b-e4893f479f95 · Structured JSON: https://whiteintel.dev/api/public/dossier/2862b645-b69c-5985-9f1b-e4893f479f95._

_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"._