---
title: "LANSDOWNE AIRCONDITIONING, HEATING AND BUILDING MAINTENANCE SERVICES . LTD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a788af9e-e8a0-5666-9013-9cd505f5ebd3
json: https://whiteintel.dev/api/public/dossier/a788af9e-e8a0-5666-9013-9cd505f5ebd3
identifier: oo:GB-COH-07803178
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# LANSDOWNE AIRCONDITIONING, HEATING AND BUILDING MAINTENANCE SERVICES . LTD

**Type:** Company  
**Jurisdiction:** GB  
**Identifier:** `oo:GB-COH-07803178`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a788af9e-e8a0-5666-9013-9cd505f5ebd3  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a788af9e-e8a0-5666-9013-9cd505f5ebd3  

## Ownership & control

### Owners / controllers

- **Mark Lema** (beneficial owner) — 75% — https://whiteintel.dev/entity/5fdecd27-216d-5025-b4fa-4fb7012764c1
- **Mr Spencer Peterson** (beneficial owner) — 75% — https://whiteintel.dev/entity/0595615a-ecdf-51e2-8884-87067fe9cdb2
- **Mark Lema** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/b401a3fe-b754-4c50-ac7f-6b51a00cd245
- **Mr Spencer Peterson** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/a03ed8c8-04bc-4ec1-aac8-bda05db42607

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

1. **Mark Lema** — beneficial owner 75% → *LANSDOWNE AIRCONDITIONING, HEATING AND BUILDING MAINTENANCE SERVICES . LTD*
1. **Mr Spencer Peterson** — beneficial owner 75% → *LANSDOWNE AIRCONDITIONING, HEATING AND BUILDING MAINTENANCE SERVICES . LTD*
1. **Mark Lema** — beneficial owner 62.5% → *LANSDOWNE AIRCONDITIONING, HEATING AND BUILDING MAINTENANCE SERVICES . LTD*
1. **Mr Spencer Peterson** — beneficial owner 62.5% → *LANSDOWNE AIRCONDITIONING, HEATING AND BUILDING MAINTENANCE SERVICES . LTD*

## Company profile (live · UK Companies House)

- **Company number:** `07803178`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2011-10-10
- **Registered office:** Centurion House, London Road, Staines, Middlesex, TW18 4AX
- **SIC:** 43220

### Officers

- PETERSON, Fiona — secretary · British · appointed 2012-04-16
- LEMA, Mark — director · British · appointed 2011-10-10
- PETERSON, Spencer — director · British · appointed 2011-10-10

### Beneficial owners (Persons with Significant Control)

- Mark Lema — 50–75% shares · individual PSC — since 2016-04-06
- Mr Spencer Peterson — 50–75% shares · individual PSC — since 2016-04-06

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/07803178
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/07803178

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **LANSDOWNE AIRCONDITIONING, HEATING AND BUILDING MAINTENANCE SERVICES . LTD**. Human view: https://whiteintel.dev/entity/a788af9e-e8a0-5666-9013-9cd505f5ebd3 · Structured JSON: https://whiteintel.dev/api/public/dossier/a788af9e-e8a0-5666-9013-9cd505f5ebd3._

_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"._