---
title: "GRESHAM HOUSE O&M SERVICES LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/28c19bef-af63-56b4-b903-4c073d9f9aed
json: https://whiteintel.dev/api/public/dossier/28c19bef-af63-56b4-b903-4c073d9f9aed
identifier: oo:GB-COH-13963583
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# GRESHAM HOUSE O&M SERVICES LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-13963583`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/28c19bef-af63-56b4-b903-4c073d9f9aed  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/28c19bef-af63-56b4-b903-4c073d9f9aed  

## Ownership & control

### Owners / controllers

- **GRESHAM HOUSE DEVCO LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/f633b3d8-51db-5b19-be6b-9e6f5870d3db
- **GRESHAM HOUSE DEVCO LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/f633b3d8-51db-5b19-be6b-9e6f5870d3db

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

A **11-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:** `13963583`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2022-03-08
- **Registered office:** 5 New Street Square, London, EC4A 3TW, England
- **SIC:** 71129

### Officers

- ACTON, Kevin John — director · British · appointed 2022-03-08
- CASAS GARCIA, Fernando — director · Spanish · appointed 2023-02-15
- DALWOOD, Anthony Lionel — director · British · appointed 2022-03-08
- CRESSWELL, Gary — secretary · appointed 2022-03-08 · resigned 2023-03-31

### Beneficial owners (Persons with Significant Control)

- [Gresham House Devco Limited](https://whiteintel.dev/entity/f633b3d8-51db-5b19-be6b-9e6f5870d3db) — 75–100% shares · corporate PSC · England — since 2022-03-08

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/13963583
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/13963583

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **GRESHAM HOUSE O&M SERVICES LIMITED**. Human view: https://whiteintel.dev/entity/28c19bef-af63-56b4-b903-4c073d9f9aed · Structured JSON: https://whiteintel.dev/api/public/dossier/28c19bef-af63-56b4-b903-4c073d9f9aed._

_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"._