---
title: "EFFICIENT ENGINEERING SOLUTIONS LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/fb374a12-5bc2-59cd-b2f0-1d7324442b2c
json: https://whiteintel.dev/api/public/dossier/fb374a12-5bc2-59cd-b2f0-1d7324442b2c
identifier: oo:GB-COH-15618301
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# EFFICIENT ENGINEERING SOLUTIONS LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-15618301`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/fb374a12-5bc2-59cd-b2f0-1d7324442b2c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/fb374a12-5bc2-59cd-b2f0-1d7324442b2c  

## Ownership & control

### Owners / controllers

- **Mr Michal Tomasz Marciniak** (beneficial owner) — 100% — https://whiteintel.dev/entity/10a54e3c-2fa9-5a96-b163-45431fa770ff
- **Mr Michal Tomasz Marciniak** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/38aaba56-9d1b-4d15-bb9e-45dc06d1bafc

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

1. **Mr Michal Tomasz Marciniak** — beneficial owner 100% → *EFFICIENT ENGINEERING SOLUTIONS LTD*
1. **Mr Michal Tomasz Marciniak** — beneficial owner 87.5% → *EFFICIENT ENGINEERING SOLUTIONS LTD*

## Company profile (live · UK Companies House)

- **Company number:** `15618301`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2024-04-05
- **Registered office:** 84 Cotswold Avenue, Northampton, NN5 6DR, England
- **SIC:** 33120, 45200, 71129

### Officers

- MARCINIAK, Michal Tomasz — director · Polish · appointed 2024-04-05

### Beneficial owners (Persons with Significant Control)

- Mr Michal Tomasz Marciniak — 75–100% shares · individual PSC · England — since 2024-04-05

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/15618301

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **EFFICIENT ENGINEERING SOLUTIONS LTD**. Human view: https://whiteintel.dev/entity/fb374a12-5bc2-59cd-b2f0-1d7324442b2c · Structured JSON: https://whiteintel.dev/api/public/dossier/fb374a12-5bc2-59cd-b2f0-1d7324442b2c._

_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"._