---
title: "Sionic Advisors Global Holdings Llp — Ownership Dossier"
canonical: https://whiteintel.dev/entity/8bbe4081-e839-4437-a433-d1da2ec70699
json: https://whiteintel.dev/api/public/dossier/8bbe4081-e839-4437-a433-d1da2ec70699
identifier: gb-coh:OC417447
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Sionic Advisors Global Holdings Llp

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:OC417447`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/8bbe4081-e839-4437-a433-d1da2ec70699  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/8bbe4081-e839-4437-a433-d1da2ec70699  

## Ownership & control

### Owners / controllers

- **Mr Craig Lance Sher** (beneficial owner) — https://whiteintel.dev/entity/f07712a0-d3fa-495e-b423-b09dc3d9948d
- **Christopher Michael Crowe** (beneficial owner) — https://whiteintel.dev/entity/2c9cac5e-b66f-4a00-a932-9504c857bb5b
- **Harjinder Singh Sidhu** (beneficial owner) — https://whiteintel.dev/entity/92d4891c-0044-4453-afbd-6440d00aba3d
- **Sionic Bidco Limited** (beneficial owner) — https://whiteintel.dev/entity/3381a5d2-967d-4fbc-95e0-987c7d958021
- **CATALYST DEBTCO LIMITED** (beneficial owner) — https://whiteintel.dev/entity/6d241431-9faa-53dc-b72f-d69a7f5050be

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

A **10-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:** `OC417447`
- **Status:** dissolved
- **Type:** llp
- **Incorporated:** 2017-05-22
- **Registered office:** 5th Floor 20 Gracechurch Street, London, EC3V 0BG, United Kingdom

### Officers

- [CATALYST DEBTCO LIMITED](https://whiteintel.dev/entity/6d241431-9faa-53dc-b72f-d69a7f5050be) — corporate llp designated member · appointed 2019-04-01
- [SIONIC BIDCO LIMITED](https://whiteintel.dev/entity/3381a5d2-967d-4fbc-95e0-987c7d958021) — corporate llp designated member · appointed 2019-04-01
- SHER, Craig Lance — llp designated member · appointed 2017-05-22 · resigned 2019-04-01
- SIDHU, Harjinder Singh — llp designated member · appointed 2017-05-22 · resigned 2019-04-01
- BIGELOW, Ken — llp member · appointed 2017-06-01 · resigned 2019-04-01
- BUONPASTORE, Joseph — llp member · appointed 2017-06-01 · resigned 2019-04-01
- BYRNE, John — llp member · appointed 2018-06-01 · resigned 2019-04-01
- CATALDO, Joseph — llp member · appointed 2017-06-01 · resigned 2019-04-01
- CENCI, Diane — llp member · appointed 2017-06-01 · resigned 2019-04-01
- CROWE, Christopher Michael — llp member · appointed 2017-05-22 · resigned 2019-04-01
- DENCI, Joseph — llp member · appointed 2017-06-01 · resigned 2019-04-01
- MILLARD, Jason — llp member · appointed 2017-06-01 · resigned 2019-04-01
- PUJOS, Xavier Jacques Marie — llp member · appointed 2017-12-01 · resigned 2019-04-01
- SALCINES, Emiliano — llp member · appointed 2018-06-01 · resigned 2019-04-01
- VALLEJO, Pino — llp member · appointed 2017-06-01 · resigned 2019-04-01
- ANGLE PARK LLC — corporate llp member · appointed 2017-06-01 · resigned 2019-04-01
- C&C CATALDO ENTERPRISES LLC — corporate llp member · appointed 2017-06-01 · resigned 2019-04-01
- CAPCRO INC — corporate llp member · appointed 2017-06-01 · resigned 2019-04-01
- CAPITALIZE CHANGE — corporate llp member · appointed 2017-06-01 · resigned 2019-04-01
- JEB CONSULTING SERVICES — corporate llp member · appointed 2018-06-01 · resigned 2019-04-01

### Beneficial owners (Persons with Significant Control)

- [Catalyst Debtco Limited](https://whiteintel.dev/entity/6d241431-9faa-53dc-b72f-d69a7f5050be) — 75–100% votes · corporate PSC · United Kingdom — since 2019-04-01
- [Sionic Bidco Limited](https://whiteintel.dev/entity/3381a5d2-967d-4fbc-95e0-987c7d958021) — 25–50% votes · corporate PSC · England — ceased 2022-05-13
- Harjinder Singh Sidhu — 25–50% votes · individual PSC · United Kingdom — ceased 2019-04-01
- Mr Craig Lance Sher — 25–50% votes · individual PSC · United Kingdom — ceased 2019-04-01
- Christopher Michael Crowe — 25–50% votes · individual PSC · United Kingdom — ceased 2019-04-01

## 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 **Sionic Advisors Global Holdings Llp** — https://whiteintel.dev/entity/8bbe4081-e839-4437-a433-d1da2ec70699 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Sionic Advisors Global Holdings Llp**. Human view: https://whiteintel.dev/entity/8bbe4081-e839-4437-a433-d1da2ec70699 · Structured JSON: https://whiteintel.dev/api/public/dossier/8bbe4081-e839-4437-a433-d1da2ec70699._

_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"._