---
title: "AIR CONDITIONING & ENVIRONMENTAL SERVICES LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/07c88211-e60b-59b7-a8a1-d504bb57064b
json: https://whiteintel.dev/api/public/dossier/07c88211-e60b-59b7-a8a1-d504bb57064b
identifier: oo:GB-COH-04371176
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# AIR CONDITIONING & ENVIRONMENTAL SERVICES LIMITED

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-04371176`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/07c88211-e60b-59b7-a8a1-d504bb57064b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/07c88211-e60b-59b7-a8a1-d504bb57064b  

## Ownership & control

### Owners / controllers

- **Mr Michael Leslie Foster** (beneficial owner) — 75% — https://whiteintel.dev/entity/47e1b827-12b3-54fd-b674-5fd5caf024b6
- **Mr Timothy Michael Foster** (beneficial owner) — 100% — https://whiteintel.dev/entity/abe8e707-d286-5fb0-832e-a3b13297fba7
- **Mr Michael Leslie Foster** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/9ddf11d3-a2aa-4a72-917c-c67d6efd8e25
- **Mr Timothy Michael Foster** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/316e8273-74e2-4ef5-99ad-3c65b015723c

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

1. **Mr Michael Leslie Foster** — beneficial owner 75% → *AIR CONDITIONING & ENVIRONMENTAL SERVICES LIMITED*
1. **Mr Timothy Michael Foster** — beneficial owner 100% → *AIR CONDITIONING & ENVIRONMENTAL SERVICES LIMITED*
1. **Mr Michael Leslie Foster** — beneficial owner 62.5% → *AIR CONDITIONING & ENVIRONMENTAL SERVICES LIMITED*
1. **Mr Timothy Michael Foster** — beneficial owner 87.5% → *AIR CONDITIONING & ENVIRONMENTAL SERVICES LIMITED*

## Company profile (live · UK Companies House)

- **Company number:** `04371176`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2002-02-11
- **Registered office:** Unit 13a Aylesbury Business, Centre Chamberlain Road, Aylesbury, Buckinghamshire, HP19 8DY
- **SIC:** 35300

### Officers

- FOSTER, Timothy Michael — secretary · appointed 2024-05-01
- FOSTER, Timothy Michael — director · British · appointed 2002-02-14
- FOSTER, Michael Leslie — secretary · British · appointed 2002-02-14 · resigned 2024-05-01
- HCS SECRETARIAL LIMITED — corporate nominee secretary · appointed 2002-02-11 · resigned 2002-02-13
- FOSTER, Michael Leslie — director · British · appointed 2002-02-14 · resigned 2024-07-08
- HANOVER DIRECTORS LIMITED — corporate nominee director · appointed 2002-02-11 · resigned 2002-02-13

### Beneficial owners (Persons with Significant Control)

- Mr Timothy Michael Foster — 75–100% shares · individual PSC · England — since 2016-04-06
- Mr Michael Leslie Foster — 50–75% shares · individual PSC · England — ceased 2024-07-08

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/04371176
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/04371176

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **AIR CONDITIONING & ENVIRONMENTAL SERVICES LIMITED**. Human view: https://whiteintel.dev/entity/07c88211-e60b-59b7-a8a1-d504bb57064b · Structured JSON: https://whiteintel.dev/api/public/dossier/07c88211-e60b-59b7-a8a1-d504bb57064b._

_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"._