---
title: "Costain Limited — Ownership Dossier"
canonical: https://whiteintel.dev/entity/05da3421-bb8a-43c8-83a8-647cda117c15
json: https://whiteintel.dev/api/public/dossier/05da3421-bb8a-43c8-83a8-647cda117c15
identifier: gb-coh:610201
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Costain Limited

**Type:** Company  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `gb-coh:610201`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/05da3421-bb8a-43c8-83a8-647cda117c15  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/05da3421-bb8a-43c8-83a8-647cda117c15  

## Cross-source identity

The same real-world entity, resolved across sources:

- **COSTAIN LIMITED** — GLEIF · `lei:213800W83HVYOHLDZU72` — https://whiteintel.dev/entity/99e1afa2-5fa7-5cdd-b8f4-38f5e4fcae13
- **COSTAIN LIMITED** — companies_house_bulk · `gb-coh:00610201` — https://whiteintel.dev/entity/b9d3715f-8ea0-46d8-8600-588e92e44942

## Ownership & control

### Holdings / subsidiaries

- **COSTAIN UPSTREAM LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5d2369b5-bbcc-4f39-b8d7-5ef2c8313c3a
- **PROMANEX (TOTAL FM & ENVIRONMENTAL SERVICES) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/ef7aed12-ab95-5062-b665-9db41f68473c
- **Rhead Group Holdings Limited** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5b0dbe05-7001-447e-bc38-9a969c28731a
- **COSTAIN INTEGRATED TECHNOLOGY SOLUTIONS LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5a2f3abe-afde-4308-b19b-6d0582101d02
- **COSTAIN INTEGRATED SERVICES LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/db8a1d51-3f75-4cc6-be75-2b82c799798a
- **PROMANEX (CONSTRUCTION & MAINTENANCE SERVICES) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/4e2ff874-3f1f-566c-9f23-50e2e1997e76
- **PROMANEX (CIVILS & INDUSTRIAL SERVICES) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/e4fd9a5c-6d3e-580b-97cb-855474f8df21

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

A **1-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 (UK Companies House — a LINKED record, not this entity's own)

> **Provenance:** no Companies House register entry in our corpus is filed against Costain Limited. The fields below belong to **COSTAIN LIMITED** (`00610201`) — https://whiteintel.dev/entity/b9d3715f-8ea0-46d8-8600-588e92e44942, a separate register record resolved to the same company. Do not attribute this registered office, status or incorporation date to Costain Limited.

- **Company number:** `00610201`
- **Status:** Active
- **Type:** Private Limited Company
- **Incorporated:** 1958-08-25
- **Registered office:** SEVENTH FLOOR, 70 ST MARY AXE, LONDON, EC3A 8BE
- **SIC:** 42110 - Construction of roads and motorways, 42130 - Construction of bridges and tunnels, 42910 - Construction of water projects, 42990 - Construction of other civil engineering projects n.e.c.

## 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 **Costain Limited** — https://whiteintel.dev/entity/05da3421-bb8a-43c8-83a8-647cda117c15 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Costain Limited**. Human view: https://whiteintel.dev/entity/05da3421-bb8a-43c8-83a8-647cda117c15 · Structured JSON: https://whiteintel.dev/api/public/dossier/05da3421-bb8a-43c8-83a8-647cda117c15._

_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"._