---
title: "BLACKROCK SPECIAL GP (ENGLAND) LLP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/912584bd-2579-418e-bd0a-134c8952f88e
json: https://whiteintel.dev/api/public/dossier/912584bd-2579-418e-bd0a-134c8952f88e
identifier: gb-coh:OC397141
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BLACKROCK SPECIAL GP (ENGLAND) LLP

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:OC397141`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/912584bd-2579-418e-bd0a-134c8952f88e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/912584bd-2579-418e-bd0a-134c8952f88e  

## Ownership & control

### Owners / controllers

- **Jonathan Seeg** (beneficial owner) — https://whiteintel.dev/entity/4697f2a1-bd42-4617-b6fe-bd36620cf001
- **Steven Baumgarten** (beneficial owner) — https://whiteintel.dev/entity/dfc7d059-c73c-4104-a540-68a9a66deaac
- **Eduardo Lunar** (beneficial owner) — https://whiteintel.dev/entity/2dac0d25-ac1c-4c0d-9186-6a2a9ede9740

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

A **3-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:** `OC397141`
- **Status:** active
- **Type:** llp
- **Incorporated:** 2014-12-16
- **Registered office:** 12 Throgmorton Avenue, London, EC2N 2DL

### Officers

- LUNAR, Eduardo — llp designated member · appointed 2021-02-17
- SEEG, Johnathan — llp designated member · appointed 2014-12-16
- BAUMGARTEN, Steven — llp designated member · appointed 2014-12-16 · resigned 2021-02-17

### Beneficial owners (Persons with Significant Control)

- Eduardo Lunar — 25–50% votes · individual PSC · United States — since 2021-02-17
- Jonathan Seeg — 25–50% votes · individual PSC · United States — since 2016-04-06
- Steven Baumgarten — 25–50% votes · individual PSC · United States — ceased 2021-02-17

## Provenance

- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/OC397141

## 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 **BLACKROCK SPECIAL GP (ENGLAND) LLP** — https://whiteintel.dev/entity/912584bd-2579-418e-bd0a-134c8952f88e · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BLACKROCK SPECIAL GP (ENGLAND) LLP**. Human view: https://whiteintel.dev/entity/912584bd-2579-418e-bd0a-134c8952f88e · Structured JSON: https://whiteintel.dev/api/public/dossier/912584bd-2579-418e-bd0a-134c8952f88e._

_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"._