---
title: "ICCS HOLDINGS LIMITED — Ownership Dossier"
canonical: https://whiteintel.dev/entity/bff6c442-0983-5f06-bed5-5eac607b91b2
json: https://whiteintel.dev/api/public/dossier/bff6c442-0983-5f06-bed5-5eac607b91b2
identifier: oo:GB-COH-10015707
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ICCS HOLDINGS LIMITED

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo:GB-COH-10015707`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/bff6c442-0983-5f06-bed5-5eac607b91b2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/bff6c442-0983-5f06-bed5-5eac607b91b2  

## Ownership & control

### Owners / controllers

- **Mr Ian Calderwood** (beneficial owner) — 50% — https://whiteintel.dev/entity/30e9152a-3275-5fb3-a012-599331a033ab
- **Mr William Watson** (beneficial owner) — 50% — https://whiteintel.dev/entity/6c3df527-0f83-5692-8548-b7c262a8f70d
- **Mr George Hart** (beneficial owner) — 50% — https://whiteintel.dev/entity/5b562afb-4a5d-5155-b0ba-e24a7004c916
- **NHC HOLDINGS (NE) LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/9eaa1003-7d39-56d1-b1c8-ac7f38749c2d
- **Mr William Watson** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/67bf53ed-2f4c-45a8-aa23-7afe7546dc21
- **Mr George Hart** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/52c4e34e-ea55-46ae-82f2-89bf6802f558
- **Mr Ian Calderwood** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/464a9087-dac9-4fa5-8c2e-1e790fb3fd89
- **NHC HOLDINGS (NE) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/9eaa1003-7d39-56d1-b1c8-ac7f38749c2d

### Holdings / subsidiaries

- **INDOOR CLIMATE CONTROL (SERVICES) LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/29073345-b5dc-5050-96f5-19d64f9f9d21
- **NATIONWIDE HEATING AND COOLING LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/81b646a3-548b-516f-b800-76691a127349
- **INDOOR CLIMATE CONTROL (SERVICES) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/29073345-b5dc-5050-96f5-19d64f9f9d21
- **NATIONWIDE HEATING AND COOLING LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/81b646a3-548b-516f-b800-76691a127349

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

A **12-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:** `10015707`
- **Status:** active
- **Type:** ltd
- **Incorporated:** 2016-02-19
- **Registered office:** 37 Atley Business Park, Cramlington, Northumberland, NE23 1WP, England
- **SIC:** 64209

### Officers

- CALDERWOOD, Ian — director · British · appointed 2016-07-11
- HART, George — director · British · appointed 2016-02-19
- KAHAN, Barbara — director · British · appointed 2016-02-19 · resigned 2016-02-19
- WATSON, William — director · British · appointed 2016-07-11 · resigned 2024-11-11

### Beneficial owners (Persons with Significant Control)

- [Nhc Holdings (Ne) Limited](https://whiteintel.dev/entity/9eaa1003-7d39-56d1-b1c8-ac7f38749c2d) — 75–100% shares · corporate PSC · United Kingdom — since 2024-11-11
- Mr Ian Calderwood — 25–50% shares · individual PSC · England — since 2016-06-30
- Mr George Hart — 25–50% shares · individual PSC · England — since 2016-06-30
- Mr William Watson — 25–50% shares · individual PSC · England — ceased 2024-11-11

## Provenance

- OpenOwnership — https://find-and-update.company-information.service.gov.uk/company/10015707
- companies_house_bulk — https://find-and-update.company-information.service.gov.uk/company/10015707

## 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 **ICCS HOLDINGS LIMITED** — https://whiteintel.dev/entity/bff6c442-0983-5f06-bed5-5eac607b91b2 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ICCS HOLDINGS LIMITED**. Human view: https://whiteintel.dev/entity/bff6c442-0983-5f06-bed5-5eac607b91b2 · Structured JSON: https://whiteintel.dev/api/public/dossier/bff6c442-0983-5f06-bed5-5eac607b91b2._

_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"._